Section 5 Electrical Installations

501. General

Electrical installations of the Offshore Support Vessel are to be in accordance with the relevant re- quirements in Pt 6 of Rules for the Classification of Steel Ships in addition to this section.

502. Test

1. Among electrical equipment used solely for the operation of the ship; fuses, circuit breakers, ex- plosion-protected electrical equipment and cables are to be subjected to be in accordance with the requirement in Pt 6, Ch 1, Sec 1, 109. of Rules for the Classification of Steel Ships. However, electrical installations which do not comply with this requirement may be accepted pro- vided that the submission of documents such as specifications, sectional assembly drawings, test re- ports, certificates issued by public bodies for the examination by the Society.

2. Electrical equipment used solely for the operation of the ship and not listed in the be in accordance with the standards deemed appropriate by the Society.

3. For electrical installations used solely for the operation of the ship, an insulation

above 1. may resistance test

Guidance for Offshore Support Vessels 2015 11

Ch 3 Hull Structures and Equipment Ch 3

specified in Pt 6, Ch 1, Sec

18, 1801. of Rules for the Classification of Steel Ships and

performance

tests of safety devices for generators and transformers are to be carried out after in-

stallation on board.