C C E E R R A A P P P P ' ' D D C C H H E E K K ' ' D D K K H H . . A A K K H H . . A A D D E E S S C C R R I I P P T T I I O O N N I I S S S S U U E E D D F F O O R R A A P P P P R R O O V V A A L L R R E E V V I I S S E E D D A A S S P P E E R R S S E E C C C C O O M M M M E E N N T T S S I I N N L L E E T T T T E E R R # # 0 0 9 9 - - 5 5 0 0 2 2 9 9 4 4 - - 0 0 3 3 0 0 3 3 4 4 3 3 D D A A T T E E D D 0 0 7 7 . . 1 1 2 2 . . 0 0 9 9
LV AC CABLE SIZING CALCULATION
LV AC CABLE SIZING CALCULATION
B B Y Y A A S . . S A A . . S S D D A A T T E E 1 1 9 9 . . 1 1 0 0 . . 0 0 9 9 1 1 3 3 . . 1 1 2 2 . . 0 0 9 9 N N O O . . 00 11
REVISIONS
REVISIONS
DESIGNED DESIGNEDBY:-BY:- A.SA.S
DATE:-DATE:- 13.12.0913.12.09 CHECKED CHECKED
BY:-BY:- A.R/KH.AA.R/KH.A
DATE:-DATE:- 13.12.0913.12.09 OPRG. DEPT OPRG. DEPT BY BY DATE:-ENG'G. DEPT. ENG'G. DEPT. BY:- DATE:-CERTIFIED. CERTIFIED.
BY:-Saudi Electricity Company
C C E E R R A A P P P P ' ' D D
Saudi Electricity Company
Saudi Electricity Company
ءءااببرر
C C H H E E K K ' ' D D K K H H . . A A K K H H . . A A D D E E S S C C R R I I P P T T I I O O N N I I S S S S U U E E D D F F O O R R A A P P P P R R O O V V A A L L R R E E V V I I S S E E D D A A S S P P E E R R S S E E C C C C O O M M M M E E N N T T S S I I N N L L E E T T T T E E R R # # 0 0 9 9 - - 5 5 0 0 2 2 9 9 4 4 - - 0 0 3 3 0 0 3 3 4 4 3 3 D D A A T T E E D D 0 0 7 7 . . 1 1 2 2 . . 0 0 9 9
INDEX
INDEX
CONTENT
CONTENT
2
2
IIn
nd
de
ex
x
0
03
3
R
Re
effe
erre
en
ncce
e D
Do
occu
um
me
en
ntts
s / D
/ De
essiig
gn
n b
ba
assiiss
04
04-0
-05
5
Si
Sizi
zing c
ng cal
alcu
cula
lati
tion o
on of AC
f ACDB I
DB Inc
ncom
omer c
er cab
able
less
06
06-1
-17
7
Si
Sizi
zing c
ng cal
alcu
cula
lati
tion o
on of au
f auxi
xili
liar
ary AC c
y AC cab
able
less
Attachmen
Attachments
ts List
List
Attachment-1
Attachment-1
RIYADH Cable Co. Cataloug
RIYADH Cable Co. Cataloug
B B Y Y A A . . S S A A . . S S D D A A T T E E 1 1 9 9 . . 1 1 0 0 . . 0 0 9 9 1 1 3 3 . . 1 1 2 2 . . 0 0 9 9 N N O O . . 00 11
REVISIONS
REVISIONS
DESIGNED DESIGNEDBY:-BY:- A.SA.S
DATE:-DATE:- 13.12.0913.12.09 CHECKED CHECKED
BY:-BY:- A.R/KH.AA.R/KH.A
DATE:-DATE:- 13.12.0913.12.09 OPRG. DEPT OPRG. DEPT BY BY DATE:-ENG'G. DEPT. ENG'G. DEPT. BY:- DATE:-CERTIFIED. CERTIFIED.
BY:-AS BUILT
AS BUILT
SHEET
SHEET
NO.
NO.
C C E E R R A A P P P P ' ' D D
Saudi Electricity Company
Saudi Electricity Company
ءءااببرر
C C H H E E K K ' ' D D K K H H . . A A K K H H . . A A D D E E S S C C R R I I P P T T I I O O N N I I S S S S U U E E D D F F O O R R A A P P P P R R O O V V A A L L R R E E V V I I S S E E D D A A S S P P E E R R S S E E C C C C O O M M M M E E N N T T S S I I N N L L E E T T T T E E R R # # 0 0 9 9 - - 5 5 0 0 2 2 9 9 4 4 - - 0 0 3 3 0 0 3 3 4 4 3 3 D D A A T T E E D D 0 0 7 7 . . 1 1 2 2 . . 0 0 9 9
INDEX
INDEX
CONTENT
CONTENT
2
2
IIn
nd
de
ex
x
0
03
3
R
Re
effe
erre
en
ncce
e D
Do
occu
um
me
en
ntts
s / D
/ De
essiig
gn
n b
ba
assiiss
04
04-0
-05
5
Si
Sizi
zing c
ng cal
alcu
cula
lati
tion o
on of AC
f ACDB I
DB Inc
ncom
omer c
er cab
able
less
06
06-1
-17
7
Si
Sizi
zing c
ng cal
alcu
cula
lati
tion o
on of au
f auxi
xili
liar
ary AC c
y AC cab
able
less
Attachmen
Attachments
ts List
List
Attachment-1
Attachment-1
RIYADH Cable Co. Cataloug
RIYADH Cable Co. Cataloug
B B Y Y A A . . S S A A . . S S D D A A T T E E 1 1 9 9 . . 1 1 0 0 . . 0 0 9 9 1 1 3 3 . . 1 1 2 2 . . 0 0 9 9 N N O O . . 00 11
REVISIONS
REVISIONS
DESIGNED DESIGNEDBY:-BY:- A.SA.S
DATE:-DATE:- 13.12.0913.12.09 CHECKED CHECKED
BY:-BY:- A.R/KH.AA.R/KH.A
DATE:-DATE:- 13.12.0913.12.09 OPRG. DEPT OPRG. DEPT BY BY DATE:-ENG'G. DEPT. ENG'G. DEPT. BY:- DATE:-CERTIFIED. CERTIFIED.
BY:-AS BUILT
AS BUILT
SHEET
SHEET
NO.
NO.
C C E E R R A A P P P P ' ' D D
Saudi Electricity Company
Saudi Electricity Company
ءءااببررهه
C C H H E E K K ' ' D D K K H H . . A A K K H H . . A A
Reference Documents :
Reference Documents :
D D E E S S C C R R I I P P T T I I O O N N I I S S S S U U E E D D F F O O R R A A P P P P R R O O V V A A L L R R E E V V I I S S E E D D A A S S P P E E R R S S E E C C C C O O M M M M E E N N T T S S I I N N L L E E T T T T E E R R # # 0 0 9 9 - - 5 5 0 0 2 2 9 9 4 4 - - 0 0 3 3 0 0 3 3 4 4 3 3 D D A A T T E E D D 0 0 7 7 . . 1 1 2 2 . . 0 0 9 91
1 Transmission Engin
Transmission Engineering Stan
eering Standard – TES-P-10
dard – TES-P-104.03:
4.03: Cable Sizing
Cable Sizing & Selection
& Selection
2
2 Transmission
Transmission Engineering
Engineering Standard
Standard – TES-P-11
– TES-P-119.29:
9.29: LV Cab
LV Cable
le Selection
Selection & Sizing(6
& Sizing(600
00
3
3 Transmission Material Standa
Transmission Material Standard Specification 11-TMSS-1
rd Specification 11-TMSS-10: Power and/or AL. Conducto
0: Power and/or AL. Conducto
4
4 Dwg. No. CA-113554 – One Line Diagram - 220/127V AC
Dwg. No. CA-113554 – One Line Diagram - 220/127V AC
5
5 Doc. No. CE-113342 – AC Load Schedule & Aux. TR. Sizing Calcula
Doc. No. CE-113342 – AC Load Schedule & Aux. TR. Sizing Calculation
tion
6
6 Dwg. No. CA-113549– Substation Overal
Dwg. No. CA-113549– Substation Overall layout -Plan
l layout -Plan
77
Scope of Work and Technical Specification - PTS # 08CN300
Scope of Work and Technical Specification - PTS # 08CN300
8
8
RIYADH Cable Co. Catalouge (
RIYADH Cable Co. Catalouge ( attachment
attachment-1)
-1)
Note
Note
:-All 0.6/1kV Cable Data
All 0.6/1kV Cable Data are referred
are referred from RIYADH Cable
from RIYADH Cable Co. Catalogues
Co. Catalogues
(for calculation purpose)
(for calculation purpose)
Design
Design
Basis:-1
1
The
The fol
follow
lowing
ing typ
type o
e of c
f cabl
ables
es are
are con
consid
sider
ered:
ed:
a)
a) Power cables – 0.6/1kV, Cu., XLPE insulated, LMDPE sheathed for 630Sqmm cable.
Power cables – 0.6/1kV, Cu., XLPE insulated, LMDPE sheathed for 630Sqmm cable.
b)
b)
2
2
The f
The follow
ollowing a
ing are t
re the l
he limits
imits of v
of volta
oltage d
ge drop c
rop consid
onsidered
ered for
for desi
design:
gn:
AC
AC
Circuits:-a
a)) A
Au
ux
xiilliia
arry
y
T
Trra
an
nssffo
orrm
me
er
r
tto
o
A
AC
CD
DB
B
0
0..8
8
b
b)) A
AC
CD
DB
B
tto
o
IIn
nd
do
oo
or
r
L
Liig
gh
httiin
ng
g
p
pa
an
ne
el
l
((IIL
LP
P))
1
1..6
6
L
Liig
gh
httiin
ng
g P
Pa
an
ne
el
l ((IIL
LP
P)
) tto
o IIn
nd
do
oo
or
r lliig
gh
httiin
ng
g cciirrccu
uiittss
2
2..6
6
cc)) A
AC
CD
DB
B
tto
o O
Ou
uttd
do
oo
or
r
L
Liig
gh
httiin
ng
g
P
Pa
an
ne
el
l ((L
LP
P--O
OD
D))
1
1..6
6
L
Liig
gh
httiin
ng
g p
pa
an
ne
el
l ((L
LP
P--O
OD
D)
) tto
o O
Ou
uttd
do
oo
or
r lliig
gh
httiin
ng
g
2..6
2
6
B B Y Y A A . . S S A A . . S S
d
d)) A
AC
CD
DB
B
tto
o
S
SD
DB
B
1
1..6
6
D D A A T T E E 1 1 9 9 . . 1 1 0 0 . . 0 0 9 9 1 1 3 3 . . 1 1 2 2 . . 0 0 99
SDB
SDB to
to SDB
SDB various
various loads
loads
2.6
2.6
e
e)) A
AC
CD
DB
B tto
o B
Ba
atttte
erry
y cch
ha
arrg
ge
err,
, O
Oiil
l ffiillttrra
attiio
on
n sso
occk
ke
ettss,
, e
ettcc…
…
4..2
4
2
N N O O . . 00 11
REVISIONS
REVISIONS
DESIGNED DESIGNEDBY:-BY:- A.SA.S
DATE:-DATE:- 13.12.0913.12.09 CHECKED CHECKED
BY:-BY:- A.R/KH.AA.R/KH.A
DATE:-DATE:- 13.12.0913.12.09 OPRG. DEPT OPRG. DEPT BY BY DATE:-ENG'G. DEPT. ENG'G. DEPT. BY:- DATE:-CERTIFIED. CERTIFIED.
BY:-Power cables – 0.6/1kV, Cu., XLPE insulated, PVC ST
كل ةيدوعس ةرش
& Below)
,600 /1000V rating
%
%
%
%
%
%
%
%
Central Operating Area
ىطو
LV AC CABLE SIZING CALCULATION
Incomer cable sizing from Aux. Trafo to ACDB ( Q101, Q10
Cable
From
:
2000KVA
Cable
To
:
ACDB
System
Voltage
(V)
=
220
Connected
Load
(S)
=
###
Current
through
the
feeder
=
=
5249
Current
considered
for
design
(I)
=
5249
Cable
size
selected
6
x
1C
x
and
3 x
1C x
No.
of
runs
(N)
=
6
=
1117
Derating Factors
Type of Cable laying
:
Trefoil touching in cable trench
=
0.91 (As Per Riyadh cable Co. catalouge t
=
0.87 (As per TES-P-119.29 Cl. 7.1.7.a.i)
Net
derating
Factor
(K)
=
0.79
Derated current carrying capacity of the cable
=
=
5306
The derated current carrying capacity of the cable is higher than the m
Saudi Electricity Company
ء ب ر ه
ي د و ع س
S / √ 3 x
Underated current carrying capacity of the cable (I
c
)
a) K
1
- Air Rating factor at 40˚C
b) K
2
- Group rating factor
Central Operating Area
ىطو
Saudi Electricity Company
ء ب ر ه
ي د و ع س
Calculation of Voltage Drop
=
0.04
Unit
reactance
of
the
cable
(X)
=
0.09
Total route length of the cable (L)
=
13.5
=
0.0001
=
0.0002
=
0.85
=
0.53
=
=
1.71
%
Voltage
drop
=
=
0.78
Permissible
Voltage
drop
=
0.8
The actual voltage drop is lesser than the permissible voltage drop -->
Check for Short circuit withstand capacity of the cable
The conductor size is checked for short circuit with the following formulae:
t
=
Duration
of
Short
circuit
=
1
S = Cross sectional area of the cable
=
630
Substituting in the above equation, we get
=
90090
=
90
Rated fault withstanding current at the Tranformer
=
80.325
Short circuit current withstand capacity of the cable is higher than that
Unit AC resistance of the cable @ 90
o
C (R)
Net Resistance of the cable (R
l
= L x R / N x 1000)
Net Reactance of the cable (X
l
= L x X / N x 1000)
Load Power Factor - cos
φ
sin
φ
Total Voltage drop (V
d
)
√ 3 x I x
V
d
x 100
I
sc
=143 x S / √ t , where
Central Operating Area
ىطو
Saudi Electricity Company
ء ب ر ه
ي د و ع س
امأ ةقطن
,Q103 )
AUX. TR
V
VA
A
A
630
630
A
ble 10)
A
ximum feeder current
--mm
2
Cu./ Phase
امأ ةقطن
m
Ω
Ω
31.79
V
%
%
second
A
KA, for one second
KA
at the Tranformer -->3
Ω
/ km
Ω
/ km
R
l
cos
φ
+ X
l
sin
φ
]
/ V
mm
2
CE-113347,REV.01 13of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
PANEL : MAIN DISTRIBUTION BOARD BUS-A 220/127V AC
1 ACDB BUS-A INDOOR LIGHTING PANEL -1( LOC -CONTROL ROOM) 134.190 3 220 0.85 414.3 2 207.1 XLPE 4C 150 407 0.91 0.7 0.64 259.26 500 2 ACDB BUS-A INDOOR LIGHTING PANEL -2( LOC -AC/DC ROOM) 130.770 3 220 0.85 403.7 2 201.9 XLPE 4C 120 355 0.91 0.7 0.64 226.14 500 3 ACDB BUS-A OUTDOOR LIGHTING PANEL-2 (LOC -380KV GIS ROOM) 117.90 3 220 0.85 364.0 2 182.0 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 500 4 ACDB BUS-A OUTDOOR LIGHTING PANEL -3( LOC -132KV GIS ROOM) 66.06 3 220 0.85 204.0 2 102.0 XLPE 4C 240 551 0.91 0.7 0.64 350.99 320 5 ACDB BUS-A 300A OIL FILTERATION SOCKET (REACTOR AREA-1) 77.74 3 220 0.85 240.0 1 240.0 XLPE 4C 185 469 0.91 0.7 0.64 298.75 320 6 ACDB BUS-A SDB-1A (LOC -380KV GIS BLD) 80.75 3 220 0.85 249.3 2 124.7 XLPE 4C 150 407 0.91 0.7 0.64 259.26 320 7 ACDB BUS-A SDB-2 (LOC -132KV GIS BLD) 56.087 3 220 0.85 173.2 2 86.6 XLPE 4C 240 551 0.91 0.7 0.64 350.99 320 8 ACDB BUS-A 62.50 3 220 0.85 193.0 1 193.0 XLPE 4C 120 355 0.91 0.7 0.64 226.14 250 9 ACDB BUS-A SDB-1B (LOC -380KV GIS BLD) 43.977 3 220 0.85 135.8 2 67.9 XLPE 4C 185 469 0.91 0.7 0.64 298.75 200 10 ACDB BUS-A INDOOR LIGHTING PANEL -5( LOC -132KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 185 469 0.91 0.7 0.64 298.75 200 11 ACDB BUS-A TELECOM ROOM ACDB 31.095 3 220 0.85 96.0 1 96.0 XLPE 4C 35 160 0.91 0.7 0.64 101.92 125 12 ACDB BUS-A 31.250 3 220 0.85 96.48 1 96.5 XLPE 4C 35 160 0.91 0.7 0.64 101.92 125 13 ACDB BUS-A SGT-1 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 14 ACDB BUS-A SGT-1 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 15 ACDB BUS-A SGT-3 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
PORTABLE 125V DC BATTERY CHARGER (380KV DC SYSTEM BATTERY CHARGER)
PORTABLE 125V DC BATTERY CHARGER (132KV DC SYSTEM BATTERY CHARGER)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
16 ACDB BUS-A SGT-3 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 17 ACDB BUS-A SGT-5 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 18 ACDB BUS-A SGT-5 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 19 ACDB BUS-A 100A WELDING RECEPTACLE AT HVAC PACU-1 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 70 247 0.82 0.7 0.57 141.78 100 20 ACDB BUS-A 48V DC BATTERY CHARGER-1 8.50 3 220 0.85 26.2 1 26.2 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 21 ACDB BUS-A HVAC CONTROL PANEL 15.00 3 220 0.85 46.3 1 46.3 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 22 ACDBBUS-A 0.425 3 220 0.85 1.3 1 1.3 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 23 ACDBBUS-A 0.425 3 220 0.85 1.3 1 1.3 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 24 ACDBBUS-A 3.732 1 220 0.85 20.0 1 20.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 25 ACDB BUS-A SGT-1 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 26 ACDB BUS-A SGT-2 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 27 ACDB BUS-A SGT-5 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 28 ACDB BUS-A SUMP PUMP CONTROL BLD BASEMENT 1.800 3 220 0.85 5.6 1 5.6 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 29 ACDBBUS A 3 60 3 220 0 8 11 1 1 11 1 XLPE 4C 10 3 0 82 0 4 0 3 26 94 20
LIGHTING & SOCKETS,ONLINE GAS ANALYSER REACTOR-1
LIGHTING & SOCKETS,ONLINE GAS ANALYSER REACTOR-2
SGT-1 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SUMP PUMP TUNNEL-A1 (380KV CONTROL CABLES TUNNEL)
CE-113347,REV.01 14of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
16 ACDB BUS-A SGT-3 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 17 ACDB BUS-A SGT-5 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 18 ACDB BUS-A SGT-5 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 19 ACDB BUS-A 100A WELDING RECEPTACLE AT HVAC PACU-1 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 70 247 0.82 0.7 0.57 141.78 100 20 ACDB BUS-A 48V DC BATTERY CHARGER-1 8.50 3 220 0.85 26.2 1 26.2 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 21 ACDB BUS-A HVAC CONTROL PANEL 15.00 3 220 0.85 46.3 1 46.3 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 22 ACDBBUS-A 0.425 3 220 0.85 1.3 1 1.3 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 23 ACDBBUS-A 0.425 3 220 0.85 1.3 1 1.3 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 24 ACDBBUS-A 3.732 1 220 0.85 20.0 1 20.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 25 ACDB BUS-A SGT-1 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 26 ACDB BUS-A SGT-2 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 27 ACDB BUS-A SGT-5 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 28 ACDB BUS-A SUMP PUMP CONTROL BLD BASEMENT 1.800 3 220 0.85 5.6 1 5.6 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 29 ACDBBUS-A 3.60 3 220 0.85 11.1 1 11.1 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 30 ACDB BUS-A REACTOR -1 PIT PUMP 2.98 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 31 ACDB BUS-A AUXILIARY SUPPLY FOR GT-1 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
PANEL : MAIN DISTRIBUTION BOARD BUS-B 220/127V AC
LIGHTING & SOCKETS,ONLINE GAS ANALYSER REACTOR-1
LIGHTING & SOCKETS,ONLINE GAS ANALYSER REACTOR-2
SGT-1 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SUMP PUMP TUNNEL-A1 (380KV CONTROL CABLES TUNNEL)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
32 ACDB BUS-B HVAC PANEL-3(LOC -132KV GIS BLD) 210.17 3 220 0.85 648.9 4 162.2 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 800 33 ACDB BUS-B INDOOR LIGHTING PANEL -1( LOC -CONTROL ROOM) 134.190 3 220 0.85 414.3 2 207.1 XLPE 4C 150 407 0.91 0.7 0.64 259.26 500 34 ACDB BUS-B INDOOR LIGHTING PANEL -2( LOC -AC/DC ROOM) 130.770 3 220 0.85 403.7 2 201.9 XLPE 4C 120 355 0.91 0.7 0.64 226.14 500 35 ACDB BUS-B OUTDOOR LIGHTING PANEL-2 (LOC -380KV GIS ROOM) 117.90 3 220 0.85 364.0 2 182.0 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 500 36 ACDB BUS-B OUTDOOR LIGHTING PANEL -3( LOC -132KV GIS ROOM) 66.06 3 220 0.85 204.0 2 102.0 XLPE 4C 240 551 0.91 0.7 0.64 350.99 320 37 ACDB BUS-B SDB-1A (LOC -380KV GIS BLD) 67.77 3 220 0.85 143.0 2 71.5 XLPE 4C 95 305 0.91 0.7 0.64 194.29 320 38 ACDB BUS-B SDB-2 (LOC -132KV GIS BLD) 75.449 3 220 0.85 232.9 3 77.6 XLPE 4C 185 469 0.91 0.7 0.64 298.75 320 39 ACDB BUS-B 77.74 3 220 0.85 240.00 2 120.0 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 40 ACDB BUS-B 62.50 3 220 0.85 193.0 1 193.0 XLPE 4C 120 355 0.91 0.7 0.64 226.14 250 41 ACDB BUS-B OUTDOOR LIGHTING PANEL-1 (LOC -AC/DC ROOM) 45.90 3 220 0.85 141.7 1 141.7 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 42 ACDB BUS-B SDB-1B (LOC -380KV GIS BLD) 43.937 3 220 0.85 135.6 2 67.8 XLPE 4C 185 469 0.91 0.7 0.64 298.75 200 43 ACDB BUS-B INDOOR LIGHTING PANEL -3( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 1 155.5 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 44 ACDB BUS-B INDOOR LIGHTING PANEL -4( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 4 ACDB BUS B INDOOR LIGHTING PANEL ( LOC 132KV GIS ROOM) 0 360 3 220 0 8 1 2 XLPE 4C 18 469 0 91 0 0 64 298 200
OIL FILTERATION SOCKET FOR AUXILIARY TRANSFORMER
125V DC BATTERY CHARGER-2 (380KV DC SYSTEM BATTERY CHARGER)
CE-113347,REV.01 15of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
32 ACDB BUS-B HVAC PANEL-3(LOC -132KV GIS BLD) 210.17 3 220 0.85 648.9 4 162.2 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 800 33 ACDB BUS-B INDOOR LIGHTING PANEL -1( LOC -CONTROL ROOM) 134.190 3 220 0.85 414.3 2 207.1 XLPE 4C 150 407 0.91 0.7 0.64 259.26 500 34 ACDB BUS-B INDOOR LIGHTING PANEL -2( LOC -AC/DC ROOM) 130.770 3 220 0.85 403.7 2 201.9 XLPE 4C 120 355 0.91 0.7 0.64 226.14 500 35 ACDB BUS-B OUTDOOR LIGHTING PANEL-2 (LOC -380KV GIS ROOM) 117.90 3 220 0.85 364.0 2 182.0 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 500 36 ACDB BUS-B OUTDOOR LIGHTING PANEL -3( LOC -132KV GIS ROOM) 66.06 3 220 0.85 204.0 2 102.0 XLPE 4C 240 551 0.91 0.7 0.64 350.99 320 37 ACDB BUS-B SDB-1A (LOC -380KV GIS BLD) 67.77 3 220 0.85 143.0 2 71.5 XLPE 4C 95 305 0.91 0.7 0.64 194.29 320 38 ACDB BUS-B SDB-2 (LOC -132KV GIS BLD) 75.449 3 220 0.85 232.9 3 77.6 XLPE 4C 185 469 0.91 0.7 0.64 298.75 320 39 ACDB BUS-B 77.74 3 220 0.85 240.00 2 120.0 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 40 ACDB BUS-B 62.50 3 220 0.85 193.0 1 193.0 XLPE 4C 120 355 0.91 0.7 0.64 226.14 250 41 ACDB BUS-B OUTDOOR LIGHTING PANEL-1 (LOC -AC/DC ROOM) 45.90 3 220 0.85 141.7 1 141.7 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 42 ACDB BUS-B SDB-1B (LOC -380KV GIS BLD) 43.937 3 220 0.85 135.6 2 67.8 XLPE 4C 185 469 0.91 0.7 0.64 298.75 200 43 ACDB BUS-B INDOOR LIGHTING PANEL -3( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 1 155.5 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 44 ACDB BUS-B INDOOR LIGHTING PANEL -4( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 45 ACDB BUS-B INDOOR LIGHTING PANEL -5( LOC -132KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 185 469 0.91 0.7 0.64 298.75 200 46 ACDB BUS-B 31.250 3 220 0.85 96.48 1 96.5 XLPE 4C 35 160 0.91 0.7 0.64 101.92 125 47 ACDB BUS-B 100A WELDING RECEPTACLE AT HVAC PACU-2 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 70 247 0.91 0.7 0.64 157.34 100 48 ACDB BUS-B 48V DC BATTERY CHARGER-2 8.50 3 220 0.85 26.2 1 26.2 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63
OIL FILTERATION SOCKET FOR AUXILIARY TRANSFORMER
125V DC BATTERY CHARGER-2 (380KV DC SYSTEM BATTERY CHARGER)
PORTABLE 125V DC BATTERY CHARGER (132KV DC SYSTEM BATTERY CHARGER)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
49 ACDBBUS-B 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 50 ACDBBUS-B 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 51 ACDBBUS-B 3.600 3 220 0.85 11.1 1 11.1 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 52 ACDB BUS-B SGT-1 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 53 ACDB BUS-B SGT-2 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 54 ACDB BUS-B SGT-5 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 55 ACDB BUS-B SGT-1 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 56 ACDB BUS-B SGT-2 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 57 ACDB BUS-B SGT-5 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 58 ACDB BUS-B WATER TRANSFER PUMP 2.237 3 220 0.85 6.9 1 6.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 59 ACDB BUS-B LIGHTING SIGN BOARD 0.550 3 220 0.85 1.7 1 1.7 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 60 ACDB BUS-B GATE HOUSE LIGHTING 0.392 4 127 0.85 2.1 1 2.1 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 61 ACDB BUS-B AUXILIARY SUPPLY FOR GT-2 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
PANEL : MAIN DISTRIBUTION BOARD BUS-C 220/127V AC
SGT-2 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SGT-5 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SUMP PUMP TUNNEL-B1 (132KV CONTROL CABLES TUNNEL)
CE-113347,REV.01 16of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
49 ACDBBUS-B 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 50 ACDBBUS-B 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 51 ACDBBUS-B 3.600 3 220 0.85 11.1 1 11.1 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 52 ACDB BUS-B SGT-1 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 53 ACDB BUS-B SGT-2 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 54 ACDB BUS-B SGT-5 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 55 ACDB BUS-B SGT-1 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 56 ACDB BUS-B SGT-2 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 57 ACDB BUS-B SGT-5 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 58 ACDB BUS-B WATER TRANSFER PUMP 2.237 3 220 0.85 6.9 1 6.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 59 ACDB BUS-B LIGHTING SIGN BOARD 0.550 3 220 0.85 1.7 1 1.7 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 60 ACDB BUS-B GATE HOUSE LIGHTING 0.392 4 127 0.85 2.1 1 2.1 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 61 ACDB BUS-B AUXILIARY SUPPLY FOR GT-2 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
PANEL : MAIN DISTRIBUTION BOARD BUS-C 220/127V AC
62 ACDB BUS-C HVAC PANEL-2(LOC -380KV GIS BLD) 309.22 3 220 0.85 954.7 5 190.9 XLPE 1C 630 1117 0.91 0.7 0.64 711.53 1250 63 ACDB BUS-C HVAC PANEL-1(LOC -CONTROL BLD) 195.72 3 220 0.85 604.2 2 302.1 XLPE 4C 240 551 0.91 0.7 0.64 350.99 800 64 ACDB BUS-C 300A OIL FILTERATION SOCKET (TRF AREA) 77.74 3 220 0.85 240.0 1 240.0 XLPE 4C 150 407 0.91 0.7 0.64 259.26 320
SGT-2 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SGT-5 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SUMP PUMP TUNNEL-B1 (132KV CONTROL CABLES TUNNEL)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
65 ACDB BUS-C 62.50 3 220 0.85 193.0 1 193.0 XLPE 4C 120 355 0.91 0.7 0.64 226.14 250 66 ACDB BUS-C OUTDOOR LIGHTING PANEL-1 (LOC -AC/DC ROOM) 45.90 3 220 0.85 141.7 1 141.7 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 67 ACDB BUS-C INDOOR LIGHTING PANEL -3( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 1 155.5 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 68 ACDB BUS-C INDOOR LIGHTING PANEL -4( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 69 ACDB BUS-C 31.250 3 220 0.85 96.48 1 96.5 XLPE 4C 35 160 0.91 0.7 0.64 101.92 125 70 ACDB BUS-C 100A RECEPTACLE FOR TRF AREA 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 50 195 0.91 0.7 0.64 124.22 100 71 ACDB BUS-C 100A RECEPTACLE FOR REACTOR AREA 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 50 195 0.91 0.7 0.64 124.22 100 72 ACDB BUS-C SGT-2 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 73 ACDB BUS-C SGT-2 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 74 ACDB BUS-C SGT-4 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 75 ACDB BUS-C SGT-4 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 76 ACDBBUS-C 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 77 ACDBBUS-C 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 78 ACDB BUS C SGT 3 PIT PUMP 2 983 3 220 0 85 9 2 1 9 2 XLPE 4C 10 73 0 82 0 45 0 37 26 94 20
125V DC BATTERY CHARGER-1 (380KV DC SYSTEM BATTERY CHARGER)
PORTABLE 125V DC BATTERY CHARGER (132KV DC SYSTEM BATTERY CHARGER)
SGT-3 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SGT-4 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
CE-113347,REV.01 17of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
65 ACDB BUS-C 62.50 3 220 0.85 193.0 1 193.0 XLPE 4C 120 355 0.91 0.7 0.64 226.14 250 66 ACDB BUS-C OUTDOOR LIGHTING PANEL-1 (LOC -AC/DC ROOM) 45.90 3 220 0.85 141.7 1 141.7 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 67 ACDB BUS-C INDOOR LIGHTING PANEL -3( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 1 155.5 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 68 ACDB BUS-C INDOOR LIGHTING PANEL -4( LOC -380KV GIS ROOM) 50.360 3 220 0.85 155.5 2 77.7 XLPE 4C 150 407 0.91 0.7 0.64 259.26 200 69 ACDB BUS-C 31.250 3 220 0.85 96.48 1 96.5 XLPE 4C 35 160 0.91 0.7 0.64 101.92 125 70 ACDB BUS-C 100A RECEPTACLE FOR TRF AREA 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 50 195 0.91 0.7 0.64 124.22 100 71 ACDB BUS-C 100A RECEPTACLE FOR REACTOR AREA 25.91 3 220 0.85 80.0 1 80.0 XLPE 4C 50 195 0.91 0.7 0.64 124.22 100 72 ACDB BUS-C SGT-2 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 73 ACDB BUS-C SGT-2 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 25 130 0.82 0.7 0.57 74.62 100 74 ACDB BUS-C SGT-4 FANS GROUP-1 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 75 ACDB BUS-C SGT-4 FANS GROUP-2 17.879 3 220 0.85 55.2 1 55.2 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 76 ACDBBUS-C 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 77 ACDBBUS-C 3.732 1 220 0.85 11.5 1 11.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 32 78 ACDB BUS-C SGT-3 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 79 ACDB BUS-C SGT-4 PIT PUMP 2.983 3 220 0.85 9.2 1 9.2 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 80 ACDB BUS-C SGT-3 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 81 ACDB BUS-C SGT-4 OLTC DRIVE MOTOR 2.890 3 220 0.85 8.9 1 8.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
125V DC BATTERY CHARGER-1 (380KV DC SYSTEM BATTERY CHARGER)
PORTABLE 125V DC BATTERY CHARGER (132KV DC SYSTEM BATTERY CHARGER)
SGT-3 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
SGT-4 MK ( Lamp , Heater , Thermostat , Moisture-In-Oil Monitor & Receptacle)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
82 ACDB BUS-C SGT-3 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 83 ACDB BUS-C SGT-4 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 84 ACDB BUS-C BOASTER PUMP 2.237 3 220 0.85 6.9 1 6.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 85 ACDB BUS-C AUXILIARY SUPPLY FOR GT-3 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 86 ACDB BUS-C AUXILIARY SUPPLY FOR GT-4 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
SUB-DISTRIBUTION BOARD-1A (BUS-A)
87 100A,HIGH VOLTAGE TEST SOCKET-1 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 25 130 0.91 0.7 0.64 82.81 100 88 100A,RECEPTACLE AT HVAC PACU-3 25.91 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 89 63A,GAS FILLING RECEPTACLE-1 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 90 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 91 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 92 380KV LCC (C02-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 93 380 CC (C02 ) C O O S 1 00 3 220 0 8 3 09 1 3 09 C 10 3 0 91 0 0 1 29 89 20 SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A)
SUMP PUMP TUNNEL-A1 (380KV CONTROL CABLES TUNNEL) SDB-1A
( BUS-A)
SUMP PUMP TUNNEL-A2 (380KV CONTROL CABLES TUNNEL) SDB-1A
( BUS-A) SDB-1A
CE-113347,REV.01 18of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
82 ACDB BUS-C SGT-3 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 83 ACDB BUS-C SGT-4 OLTC HEATER SUPPLY 0.170 3 220 0.85 0.5 1 0.5 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 84 ACDB BUS-C BOASTER PUMP 2.237 3 220 0.85 6.9 1 6.9 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 85 ACDB BUS-C AUXILIARY SUPPLY FOR GT-3 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20 86 ACDB BUS-C AUXILIARY SUPPLY FOR GT-4 2.914 3 220 0.85 9.0 1 9.0 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
SUB-DISTRIBUTION BOARD-1A (BUS-A)
87 100A,HIGH VOLTAGE TEST SOCKET-1 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 25 130 0.91 0.7 0.64 82.81 100 88 100A,RECEPTACLE AT HVAC PACU-3 25.91 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 89 63A,GAS FILLING RECEPTACLE-1 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 90 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 91 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 92 380KV LCC (C02-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 93 380KV LCC (C02-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 94 380KV LCC (C02-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 95 380KV LCC (C03-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A)
SUMP PUMP TUNNEL-A1 (380KV CONTROL CABLES TUNNEL) SDB-1A
( BUS-A)
SUMP PUMP TUNNEL-A2 (380KV CONTROL CABLES TUNNEL) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph)
ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
96 380KV LCC (C03-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 97 380KV LCC (C03-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 98 380KV LCC (C04-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 99 380KV LCC (C04-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 100 380KV LCC (C04-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-1A (BUS-B)
101 100A,HIGH VOLTAGE TEST SOCKET-2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.91 0.7 0.64 157.34 100 102 HVAC CONTROL PANEL-2(380KV GIS BLD) 20.000 3 220 0.85 61.75 1 61.75 XLPE 4C 25 130 0.91 0.7 0.64 82.81 100 103 EOT CRANE 6.750 3 220 0.85 20.84 1 20.84 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 104 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 105 ROLLING SHUTTER MOTOR-1 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 106 380KV OUTDOOR CT'S MISCELLANEOUS HEATERS 2.610 3 220 0.85 8.06 1 8.06 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A
( BUS-B) SUMP PUMP TUNNEL-A3(380KV O/G CABLES TUNNEL) SDB-1A
( BUS-B) SDB-1A ( BUS-B)
CE-113347,REV.01 19of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph)
ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
96 380KV LCC (C03-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 97 380KV LCC (C03-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 98 380KV LCC (C04-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 99 380KV LCC (C04-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 100 380KV LCC (C04-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-1A (BUS-B)
101 100A,HIGH VOLTAGE TEST SOCKET-2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.91 0.7 0.64 157.34 100 102 HVAC CONTROL PANEL-2(380KV GIS BLD) 20.000 3 220 0.85 61.75 1 61.75 XLPE 4C 25 130 0.91 0.7 0.64 82.81 100 103 EOT CRANE 6.750 3 220 0.85 20.84 1 20.84 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 104 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 105 ROLLING SHUTTER MOTOR-1 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 106 380KV OUTDOOR CT'S MISCELLANEOUS HEATERS 2.610 3 220 0.85 8.06 1 8.06 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 107 380KV LCC (C05-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 108 380KV LCC (C05-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 109 380KV LCC (C05-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-A) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A
( BUS-B) SUMP PUMP TUNNEL-A3(380KV O/G CABLES TUNNEL) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
110 380KV LCC (C06-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 111 380KV LCC (C06-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 112 380KV LCC (C06-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 113 380KV LCC (C07-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 114 380KV LCC (C07-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 115 380KV LCC (C07-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-1B (BUS-A)
116 100A,RECEPTACLE AT HVAC PACU-2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 117 63A,GAS FILLING RECEPTACLE-2 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 118 380KV OUTDOOR CT'S MISCELLANEOUS HEATERS 1.740 3 220 0.85 5.37 1 5.37 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
SUB-DISTRIBUTION BOARD-1B (BUS-B)
119 100A,RECEPTACLE AT HVAC PACU-1 25.91 3 220 0.85 80.00 1 80.00 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1B ( BUS-A) SDB-1B ( BUS-A) SDB-1B ( BUS-A) SDB-1B ( BUS-B)
CE-113347,REV.01 20of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
110 380KV LCC (C06-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 111 380KV LCC (C06-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 112 380KV LCC (C06-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 113 380KV LCC (C07-A) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 114 380KV LCC (C07-B) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 115 380KV LCC (C07-C) CB MOTOR SUPPLY 1.00 3 220 0.85 3.09 1 3.09 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-1B (BUS-A)
116 100A,RECEPTACLE AT HVAC PACU-2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 117 63A,GAS FILLING RECEPTACLE-2 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 118 380KV OUTDOOR CT'S MISCELLANEOUS HEATERS 1.740 3 220 0.85 5.37 1 5.37 XLPE 4C 10 73 0.82 0.45 0.37 26.94 20
SUB-DISTRIBUTION BOARD-1B (BUS-B)
119 100A,RECEPTACLE AT HVAC PACU-1 25.91 3 220 0.85 80.00 1 80.00 XLPE 4C 50 195 0.82 0.7 0.57 111.93 100 120 63A,GAS FILLING RECEPTACLE-3 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 121 ROLLING SHUTTER MOTOR-2 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-2 (BUS-A)
SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1A ( BUS-B) SDB-1B ( BUS-A) SDB-1B ( BUS-A) SDB-1B ( BUS-A) SDB-1B ( BUS-B) SDB-1B ( BUS-B) SDB-1B ( BUS-B)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
122 100A,RECEPTACLE AT HVAC UNITS -1 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 123 63A,GAS FILLING RECEPTACLES # 1,2,3 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 25 130 0.91 0.7 0.64 82.81 63 124 EOTCRANE 6.750 3 220 0.85 20.84 1 20.84 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 125 ROLLING SHUTTER MOTOR DOOR-1 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 126 SUMP PUMP-1&2 132KV GIS BASEMENT 3.60 3 220 0.85 11.11 1 11.11 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 127 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-2 (BUS-B)
128 100A,RECEPTACLE AT HVAC UNITS -2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.82 0.45 0.37 91.14 100 129 100A,RECEPTACLE AT HVAC UNITS -3 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.82 0.45 0.37 91.14 100 130 63A,GAS FILLING RECEPTACLES # 4,5,6 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 131 HVAC CONTROL PANEL-2(132KV GIS BLD) 2.00 3 220 0.85 6.17 1 6.17 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 132 SUMP PUMP-3 132KV GIS BASEMENT 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-1A
( BUS-B) SUMP PUMP TUNNEL-B2(132KV O/G CABLES TUNNEL) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B)
CE-113347,REV.01 21of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
122 100A,RECEPTACLE AT HVAC UNITS -1 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 35 160 0.82 0.7 0.57 91.84 100 123 63A,GAS FILLING RECEPTACLES # 1,2,3 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 25 130 0.91 0.7 0.64 82.81 63 124 EOTCRANE 6.750 3 220 0.85 20.84 1 20.84 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 125 ROLLING SHUTTER MOTOR DOOR-1 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 126 SUMP PUMP-1&2 132KV GIS BASEMENT 3.60 3 220 0.85 11.11 1 11.11 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 127 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
SUB-DISTRIBUTION BOARD-2 (BUS-B)
128 100A,RECEPTACLE AT HVAC UNITS -2 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.82 0.45 0.37 91.14 100 129 100A,RECEPTACLE AT HVAC UNITS -3 25.912 3 220 0.85 80.00 1 80.00 XLPE 4C 70 247 0.82 0.45 0.37 91.14 100 130 63A,GAS FILLING RECEPTACLES # 4,5,6 16.325 3 220 0.85 50.40 1 50.40 XLPE 4C 16 96 0.91 0.7 0.64 61.15 63 131 HVAC CONTROL PANEL-2(132KV GIS BLD) 2.00 3 220 0.85 6.17 1 6.17 XLPE 4C 10 73 0.91 0.45 0.41 29.89 63 132 SUMP PUMP-3 132KV GIS BASEMENT 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 133 ROLLING SHUTTER MOTOR DOOR-2 1.70 3 220 0.85 5.25 1 5.25 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 134 1.80 3 220 0.85 5.56 1 5.56 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
HVAC PANEL-1
SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-2 ( BUS-A) SDB-1A( BUS-B) SUMP PUMP TUNNEL-B2(132KV O/G CABLES TUNNEL) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-2 ( BUS-B) SDB-1A
( BUS-B) SUMP PUMP TUNNEL-B3(132KV O/G CABLES TUNNEL)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
135 HVAC-1 PACU-1A (DUTY) 68.300 3 220 0.85 210.87 1 210.87 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320 136 HVAC-1 PACU-2A (DUTY) 73.470 3 220 0.85 226.83 1 226.83 XLPE 4C 185 469 0.82 0.7 0.57 269.21 320 137 HVAC-1 PACU-1B (STANDBY) 68.300 3 220 0.85 210.87 1 210.87 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320 138 HVAC-1 PACU-2B (STANDBY) 73.470 3 220 0.85 226.83 1 226.83 XLPE 4C 185 469 0.82 0.7 0.57 269.21 320 139 HVAC-1 ELECTRIC DUCT HEATER (AC/DC ROOM) 45.000 3 220 0.85 138.93 1 138.93 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 140 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 141 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 142 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 143 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
HVAC PANEL-2
144 HVAC-2 PACU-1A (DUTY) 100.090 3 220 0.85 309.01 1 309.01 XLPE 4C 240 551 0.82 0.7 0.57 316.27 400 145 HVAC-2 PACU-2A (DUTY) 100.090 3 220 0.85 309.01 2 154.51 XLPE 4C 185 469 0.82 0.7 0.57 269.21 400
SUPPLY FAN- TUNNEL A1 (380KV CONTROL CABELS TUNNEL) EXHAUST FAN- TUNNEL A1 (380KV CONTROL CABELS TUNNEL) SUPPLY FAN- TUNNEL B1 (132KV CONTROL CABELS TUNNEL) EXHAUST FAN- TUNNEL B1 (132KV CONTROL CABELS TUNNEL)
CE-113347,REV.01 22of42
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40°C Variation in air temperature -Outdoor: 50°C
C.B current Amp mm²
135 HVAC-1 PACU-1A (DUTY) 68.300 3 220 0.85 210.87 1 210.87 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320 136 HVAC-1 PACU-2A (DUTY) 73.470 3 220 0.85 226.83 1 226.83 XLPE 4C 185 469 0.82 0.7 0.57 269.21 320 137 HVAC-1 PACU-1B (STANDBY) 68.300 3 220 0.85 210.87 1 210.87 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320 138 HVAC-1 PACU-2B (STANDBY) 73.470 3 220 0.85 226.83 1 226.83 XLPE 4C 185 469 0.82 0.7 0.57 269.21 320 139 HVAC-1 ELECTRIC DUCT HEATER (AC/DC ROOM) 45.000 3 220 0.85 138.93 1 138.93 XLPE 4C 70 247 0.91 0.7 0.64 157.34 200 140 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 141 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 142 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 143 HVAC-1 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
HVAC PANEL-2
144 HVAC-2 PACU-1A (DUTY) 100.090 3 220 0.85 309.01 1 309.01 XLPE 4C 240 551 0.82 0.7 0.57 316.27 400 145 HVAC-2 PACU-2A (DUTY) 100.090 3 220 0.85 309.01 2 154.51 XLPE 4C 185 469 0.82 0.7 0.57 269.21 400 146 HVAC-2 PACU-3A (DUTY) 100.090 3 220 0.85 309.01 1 309.01 XLPE 4C 240 551 0.82 0.7 0.57 316.27 400 147 HVAC-2 PACU-1B (STANDBY) 100.090 3 220 0.85 309.01 1 309.01 XLPE 4C 240 551 0.82 0.7 0.57 316.27 400 148 HVAC-2 PACU-2B (STANDBY) 100.090 3 220 0.85 309.01 2 154.51 XLPE 4C 185 469 0.82 0.7 0.57 269.21 400
SUPPLY FAN- TUNNEL A1 (380KV CONTROL CABELS TUNNEL) EXHAUST FAN- TUNNEL A1 (380KV CONTROL CABELS TUNNEL) SUPPLY FAN- TUNNEL B1 (132KV CONTROL CABELS TUNNEL) EXHAUST FAN- TUNNEL B1 (132KV CONTROL CABELS TUNNEL)
CONSTRUCTION OF NEW HITEEN (#9005) 380/132KV BSP
Saudi Electricity Company
Central Operating Area
LV AC CABLE SIZING CALCULATION
DeratingFactors: %VD=(VoltageDrop/S
VOLTAGEDROPLIMIT k1= VOLTAGEDROP(3Ph)
ACDBTOVARIUOSLOADS 4.2 % k1= VOLTAGEDROP(1Ph) ACDBTOOLP/ILP 1.6 % k2 = Group rating factor I = Current in Amp. ACDB TO SDB 1.6 % Cables are laid on racks L = Route length in met SDB TO VARIOUS LOADS 2.6 % System Voltage = 220 / 127 VAC
S.No. From To Phase PF I
No. of
Selected Cable DERATING FACTORS derated
KW VOLT cables I req.
K1 K2 Over current
Amp per ph. Amp Type Core Amp All Amp
Variation in air temperature -Indoor: 40 °C Variation in air temperature -Outdoor: 50 °C
C.B current Amp mm²
149 HVAC-2 PACU-3B (STANDBY) 100.090 3 220 0.85 309.01 1 309.01 XLPE 4C 240 551 0.82 0.7 0.57 316.27 400 150 HVAC-2 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 151 HVAC-2 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 16 96 0.91 0.45 0.41 39.31 20 152 HVAC-2 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20 153 HVAC-2 2.237 3 220 0.85 6.91 1 6.91 XLPE 4C 10 73 0.91 0.45 0.41 29.89 20
HVAC PANEL-3
154 HVAC-3 PACU-1A (DUTY) 132KV GIS HALL 65.170 3 220 0.85 201.20 1 201.20 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 155 HVAC-3 PACU-2A (DUTY) 132KV GIS HALL 65.170 3 220 0.85 201.20 1 201.20 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 156 HVAC-3 PACU-3A (DUTY) 132KV GIS BASEMENT 70.880 3 220 0.85 218.83 1 218.83 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320 157 HVAC-3 PACU-1B (STANDBY) 132KV GIS HALL 65.170 3 220 0.85 201.20 1 201.20 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 158 HVAC-3 PACU-2B (STANDBY) 132KV GIS HALL 65.170 3 220 0.85 201.20 1 201.20 XLPE 4C 120 355 0.82 0.7 0.57 203.77 320 159 HVAC-3 PACU-3B (STANDBY) 132KV GIS BASEMENT 70.880 3 220 0.85 218.83 1 218.83 XLPE 4C 150 407 0.82 0.7 0.57 233.62 320
SUPPLY FAN- TUNNEL A2 (380KV CONTROL CABELS TUNNEL) EXHAUST FAN- TUNNEL A2 (380KV CONTROL CABELS TUNNEL) SUPPLY FAN- TUNNEL A3 (380KV O/G CABLES TUNNEL) EXHAUST FAN- TUNNEL A3 (380KV O/G CABLES TUNNEL)
