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Hoists designed individually

In document EN-14492-2-2006.PDF (Page 45-52)

Conformity with each safety requirement and/or measure (given in Clause 5) shall be verified for individually designed hoists by the method of type verification in Table 5, column 3, except the test for verification of classification. Verification shall be carried out either during manufacturing, assembly or taking into service.

Table 5 — Methods to be used to verify conformity with the safety requirements and/or measures Subclause

number Requirement Method of type verification Method of individual verification

5.1 General Check of calculation;

test to verify the classification (see Annex G);

dynamic test with 1,1 x rated capacity of the hoist and static test with 1,25 x rated capacity of the hoist to check the mechanical strength and check of calculation.

Dynamic test with 1,1 x rated capacity of the hoist and static test with 1,25 x rated capacity of the hoist to check the mechanical strength.

5.2.1 Control devices Functional check.

Visual inspection. Functional check, visual inspection. 5.2.2.1 Rated capacity limiters –

General Test by submitting the hoist to an overload condition and checking that the controls have been overridden (see EN 12077-2:1998, Clause 6).

Test by submitting the hoist to an overload condition and checking that the controls have been overridden (see EN 12077-2:1998, Clause 6).

5.2.2.2 Setting Test by increasing the load to confirm that the factors

DAL , 2

φ

or α of the rated capacity limiter is within the tolerance specified by the manufacturer and is not outside the

maximum value in accordance with 5.2.2.2.2 or 5.2.2.2.3 at any speed specified by the manufacturer.

Test by increasing the load to confirm that the factors

DAL , 2

φ

or

α

of the rated capacity limiter is within the tolerance specified by the manufacturer and is not outside the maximum value in accordance with 5.2.2.2.2 or 5.2.2.2.3 at any speed specified by the manufacturer. 5.2.2.4 Additional requirements for

friction torque limiter Test with rated capacity of the hoist to confirm that the friction torque limiter satisfy the requirements after hoisting movement stopped by the housing of the hoist.

Test with rated capacity of the hoist to confirm that the friction torque limiter satisfy the requirements after hoisting movement stopped by the housing of the hoist. 5.2.3 Emergency stop function Functional check.

Visual inspection. Functional check, visual inspection 5.2.4 Hoisting and lowering

limiters Functional check. Functional check.

5.2.5 Categories of controls Check of design.

Check of the documentation. Functional check.

Functional check.

5.3 Couplings Visual inspection –

5.4 Brakes for hoisting and

lowering movements Dynamic test with 1,1 x rated capacity of the hoist. Visual inspection. Dynamic test with 1,1 x rated capacity of the hoist. Visual inspection.

Table 5 (continued) Clause

number Requirement Method of type verification Method of individual verification

5.6 Load hooks Visual inspection. Visual inspection.

5.7.1 Rope drives – General

Visual inspection. Check of calculation.

Visual inspection. 5.7.2 Rope drum Visual inspection.

Measurement.

Visual inspection. 5.7.3 Ropes Check of test certificate.

Visual inspection.

Check of test certificate. Visual inspection. 5.7.4 Rope sheaves Visual inspection.

Measurement.

Visual inspection. 5.7.5 Rope guides/rope runs Visual inspection. Visual inspection. 5.7.6 Rope fastening onto the

rope drum Check of calculation. Visual inspection. Visual inspection. 5.7.7 Rope anchorage Visual inspection.

Check of calculation.

Visual inspection.

5.7.8 Compensating lever Visual inspection. Visual inspection.

5.7.9 Rope end terminations Visual inspection. Visual inspection 5.8.1 Chain drives –

General

Check of calculation. Visual inspection.

Visual inspection. 5.8.2 Chains Check of test certificate.

Visual inspection.

Check of test certificate. Visual inspection.

5.8.3 Chain guides Visual inspection. Visual inspection.

5.8.4 Chain anchorage Check of calculation. Visual inspection.

Visual inspection. 5.8.5 Securing the chain from

Table 5 (continued) Clause

number Requirement Method of type verification Method of individual verification 5.9.1 Belt drives – General Visual inspection. Visual inspection.

5.9.2 Belt Check of test certificate. Check of test certificate.

5.9.3 Belt guide/belt pulley/belt

drum Check of calculation. Measurement.

5.9.4 Fastening to the drum Visual inspection. Check of calculation.

Visual inspection. 5.9.5 Belt anchorage Visual inspection.

Check of calculation. Visual inspection. 5.10.1 Pneumatic equipment – General Design equipment to conform to EN 983

Check of documentation and calculation, visual

inspection. –

Air pressure Test that the hoist is always able to hold a suspended load equal to the rated capacity of the hoist when it is started up at

- 90 % - 80 % - 70 % - 60 %

of the rated pressure.

5.10.2.1 Energy converters –Motors Functional check. –

5.10.2.2 Brakes Test as in 5.10.1. –

5.10.3 Control devices/controls Check of the documentation. Functional test.

Table 5 (continued) Clause

number Requirement Method of type verification Method of individual verification 5.10.4 Control units/control

systems Check of the documentation. Functional check; visual inspection.

Functional check.

5.10.5.1 Protective measure –

Emergency stop function Functional check. Visual inspection. Functional check. Visual inspection

5.10.5.2 Pneumatic protection Functional check. –

5.10.5.3 Mechanical protection Functional check. Visual inspection. 5.10.5.4 Adjustable safety device Visual inspection. Visual inspection. 5.11 Hydraulic equipment –

General Check of the documentation and calculation. Visual inspection. Visual inspection. 5.11.2 Materials and auxiliary

materials Check of the documentation and calculation. Visual inspection. Visual inspection. 5.11.3 Energy converters Dynamic load test with 1,1 times the rated capacity of the

hoist at maximum permissible hydraulic pressure. Functional check.

Visual inspection.

Functional check. Visual inspection.

5.11.4 Connecting elements and

accessories Check of the documentation. Functional check. Visual inspection.

Visual inspection.

5.11.5 Control devices/controls Check of design. Functional check.

Functional check. 5.11.6.1 Emergency stop function - Functional check;

- visual inspection.

Functional check. Visual inspection. 5.11.6.2 Hydraulic protection Check of the flow diagram. Functional check.

Table 5 (continued) Clause

number Requirement Method of type verification Method of individual verification 5.11.6.3 Mechanical protection Check of the documentation. Visual inspection.

5.11.6.4 Adjustable safety device Functional check. –

5.11.6.5 Fire Visual inspection. –

5.11.6.6 Explosion hazards Check of documentation. Visual inspection

– 5.12.1 Trolleys – General Check to verify assignment of the trolley to the hoist.

Functional check. Visual inspection.

Check to verify assignment of the trolley to the hoist. Functional check.

Visual inspection. 5.12.2 Braking Dynamic overload test with 1.1 times the rated capacity of

the hoist.

Functional check.

Dynamic overload test with 1,1 times the rated capacity of the hoist.

Functional check. 5.12.3 Operating chains (hand

chain) Functional check. Functional check.

5.12.4 Derailment safety device. Visual inspection.

Check of the documentation and calculation.

Visual inspection.

Check of the documentation and calculation. 5.13.1 Electrical equipment of

hoists and their trolleys – General

Visual inspection.

Verification that the electrical equipment is in compliance with the technical documentation.

Continuity of the protective bonding circuit (see 19.2 of EN 60204-32:1998).

Insulation resistance tests (see 19.3 of EN 60204-32:1998).

Functional tests (see 19.4 of EN 60204-32:1998).

Visual inspection.

Continuity of the protective bonding circuit (see 19.2 of EN 60204-32:1998).

Insulation resistance tests (see 19.3 of EN 60204-32:1998). Functional tests (see 19.4 of EN 60204-32:1998).

5.13.2 Electrical supply Test: Start-up of the hoist motor for the lifting motion with rated capacity of the hoist at 0,85 of the rated voltage. –

Table 5 (concluded) Clause

number Requirement Method of type verification Method of individual verification 5.13.3.1 Ambient and operating

conditions – Electromagnetic compatibility

Either test:

- immunity to interference according to EN 61000-6-2 and

emissions according to EN 61000-6-4 or to the intended operating environments (e.g. EN 61000-6-3)

or

- check of documentation for hoists constructed of only EMC-

certified electrical and electronic components.

Visual inspection.

EMC conformity declaration.

5.13.3.2 Degree of protection of enclosures for outdoor application.

EN 60529. EN 60529.

5.13.4 Supply disconnecting (isolating) and switching devices.

Check of circuit diagrams and selection of the equipment. Visual inspection of the electrical circuit diagrams and equipment of the hoist mechanism.

5.13.5 Overload protection of

motors. Check of the calculation according to the provisions of Annex J. - 5.13.6 Control circuits and control

functions. Check of design. Check of the documentation. Functional check.

Functional check.

5.13.7 Emergency stop function. Function check.

Visual inspection. Function test see also check for 5.2.3. Visual inspection. 5.13.8 Electric motors. Check of the calculation according to the provisions of Annex J. –

5.13.8.2 Failure of power supply Test with rated capacity of the hoist by interrupting a phase. – 5.13.9 Electric motion limiters. Check of documentation.

Function test. Function test.

5.13.10 Temperature. Check of documentation. –

5.14 Reduction of noise by

design. Check of documentation. Measurements according to Annex K. – 5.15 Hoists for use in a

potentially explosive atmosphere.

7 User information

7.1 General

The manufacturer shall provide operating instructions containing information and instructions for the commissioning, use, regular tests and inspections and maintenance of the hoist mechanism. Information for use of the machine shall be provided in accordance with Clause 6 of EN ISO 12100-2:2003.

In document EN-14492-2-2006.PDF (Page 45-52)

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