PART IIFISHING VESSEL CONSTRUCTION RULES

FELECTRICAL EQUIPMENT AND INSTALLATIONS

Requirements for vessels of 12 metres in length and over but less than 24.4 metres in length42

1

In every vessel of 12 metres in length and over but less than 24.4 metres in length to which these Rules apply where electric power is the only means for maintaining auxiliary services essential for the safety of the vessel there shall be provided at least two independent sources of electric power, one of which may be main engine driven. Such auxiliary services shall be capable of being operated when any one of the sources of electric power is out of operation.

2

In every such vessel the alternative source of electric power required by this Rule shall be capable of operating simultaneously for a period of at least 3 hours the following services:—

a

the vessel's emergency lights in stairways and exits, in the machinery space and wheelhouse and at the liferaft storage position;

b

emergency communications and signals equipment if they are operated from the vessel's main source of electric power;

c

the daylight signalling lamp if it is operated by the vessel's main source of electric power.

3

In any such vessel the alternative source of electric power may be accumulator (storage) batteries capable of supplying the services set out in paragraph (2) above without being recharged or suffering an excessive voltage drop.

4

In every such vessel the alternative source of electric power shall be so arranged that it will operate efficiently when the vessel is listed 22 1/2 degrees either way and when the trim of the vessel is 10 degrees from a level keel.

5

In every such vessel adequate means shall be provided for the regular testing of the alternative source of electric power and its associated circuits.

6

In any such vessel adequate alternative means of supply for the emergency lighting systems set out in paragraph (2)(a) above may be installed.