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Dufour CATAMARAN 48 - Electrical System; Safety and Use Instructions for the Electrical System; Systems

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11
DY CAT 48
III. ELECTRICAL SYSTEM
Safety and use instructions for the electrical system
WARNING
Risk of fire or explosion can result from improper use of DC and / or AC systems.
Always:
Check the condition of the batteries (charge and electrolyte level) and the charging
system before going to sea.
Disconnect and remove the batteries for overwintering.
Maintain battery voltage above 10.5 V during winter storage.
Take spare bulbs for all navigation lights and interior lights. Respect the powers
especially for navigation lights.
Check the operation of the navigation devices.
Check the operation of the navigation lights before sailing at night.
Never:
Work on a live electrical installation.
Modify an installation and the relevant drawings, unless this is done by a qualified
electrician.
Change or modify the breaking capacity of the overcurrent protection devices.
Replace electrical devices or equipment with components exceeding the specified
capacity without recalibrating the conductors and their protection.
Leave the vessel unattended when the electrical installation is live, possibly with the
exception of an automatic bilge pump and fire or theft protection circuits.
If a fuse or breaker continues to blow, a specialist should be consulted to determine the cause of the
short circuit.
12 V Systems
The main circuit is supplied in 12 V. 12 V service batteries are located in the port side engine room.
The batteries can be charged either by the engine alternator or by the 110 V - 220 V / 12 V - 80 A
battery charger.

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