Section 3 Emergency source of electrical power
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Classification of Ships, July 2022 - Part 6 Control, Electrical, Refrigeration and Fire - Chapter 2 Electrical Engineering - Section 3 Emergency source of electrical power

Section 3 Emergency source of electrical power

Parent topic: Chapter 2 Electrical Engineering

3.1 General

3.1.1 The requirements of this Section apply to passenger and cargo ships to be classed for unrestricted service. They do not apply to cargo ships of less than 500 tons gross tonnage.

3.1.2 For ships assigned a Service Restriction Notation in accordance with Pt 1, Ch 2 Classification Regulations, a lesser period than the 36 hour period and 18 hour period specified in Pt 6, Ch 2, 3.3 Emergency source of electrical power in passenger ships and Pt 6, Ch 2, 3.4 Emergency source of electrical power in cargo ships respectively may be considered, but not less than 12 hours.

3.1.3 The emergency source of power for cargo ships of less than 500 tons gross tonnage will be the subject of special consideration.

3.2 Emergency source of electrical power in all ship types

3.2.1 All ships are to comply with the requirements as described in SOLAS II-1, Part D, Regulation 40 - General and Regulation 41 - Main source of electrical power and lighting systems except where expressly provided.

3.2.2 Where compliance with Pt 6, Ch 2, 3.2 Emergency source of electrical power in all ship types 3.2.1 is not practicable, details of the proposed design and arrangements are to be submitted for consideration in accordance with SOLAS II-1. Part F, Regulation 55 Alternative design and arrangements.

3.3 Emergency source of electrical power in passenger ships

3.3.1 Passenger ships are to comply with the requirements as described in SOLAS II-1, Part D, Regulation 42 - Emergency source of electrical power in passenger ships and Regulation 42-1 - Supplementary emergency lighting for ro-ro passenger ships as applicable.

3.3.2 In passenger ships, supplementary lighting is to be provided in all cabins to indicate clearly the exit so that occupants will be able to find their way to the door as described in SOLAS II-1, Part D,Regulation 41 - Main source of electrical power and lighting systems.

3.3.3 Where compliance with Pt 6, Ch 2, 3.3 Emergency source of electrical power in passenger ships 3.3.1 and Pt 6, Ch 2, 3.3 Emergency source of electrical power in passenger ships 3.3.2 is not practicable, details of the proposed design and arrangements are to be submitted for consideration in accordance with SOLAS II-1, Paft F, Regulation 55 Alternative design and arrangements.

3.4 Emergency source of electrical power in cargo ships

3.4.1 Cargo ships are to comply with the requirements as described in SOLAS II-1, Part D, Regulation 43 - Emergency source of electrical power in cargo ships.

3.4.2 Where compliance with Pt 6, Ch 2, 3.4 Emergency source of electrical power in cargo ships 3.4.1 is not practicable, details of the proposed design and arrangements are to be submitted for consideration in accordance with SOLAS II-1, Part F, Regulation 55 Alternative design and arrangements.

3.5 Starting arrangements

3.5.1 Where the emergency source of power is a generator, the starting arrangements are to comply with the requirements given in SOLAS II-1, Part D, Regulation 44 - Starting arrangements for emergency generating sets.

3.6 Prime mover governor

3.6.1 Where the emergency source of power is a generator, the governor is to comply with Pt 6, Ch 2, 2.4 Prime mover governors.

3.7 Sources of Energy for Radio installation

3.7.1 The sources of energy required for each radio installation as required by SOLAS 1974 as amended, Chapter IV, Part C - Ship requirements, are to comply with SOLAS 1974 as amended, Chapter IV, Part C, Regulation 13 - Sources of energy.

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