7.7 BATTERY BREAKER PANEL

The panel is located at the entrance to the crew cabin, accessible from the aft cockpit the port side.
The panel contains the control buttons for the electric battery disconnect switches (each with a green LED) which activate:

• Service batteries;
• Parallel connection between engine and service batteries;
• Engine batteries.

When the led are lit the batteries are operating, in order to disconnect them press again the buttons (Led off)..

If the electrical battery-disconnect switches should fail, the services battery direct manual disconnector buttons installed on the forward engine room bulkhead electrical panel can be used.
The generator battery manual disconnectors are located in the engine room near the generators themselves.

CAUTION

Do not disconnect the battery breaker switches with the engines running because the engine alternators might get damaged.

CAUTION

Use the “Services-engine parallel connection” breaker only if strictly necessary and disconnect it as soon as possible.

CAUTION

Before navigation, it is compulsory to open the lock of the crew cabins access and protecting the battery breakers, so as to make them easy accessible in case of fire.
When leaving the yacht, hand the key to the harbour staff.

1. Generator batteries breaker
   These allow cutting in or out the generator batteries.
2. Service batteries breaker
   This switch allows cutting in or out the service battery set.
3. Service/engine battery parallel connection breaker
   If the engine batteries are flat or not sufficiently charged, the battery main switch allows the parallel connection between service battery bank and the engine battery bank, to enable the start of the propulsion engines.
   CAUTION

   This connection must be activated only if the engine batteries are not sufficiently charged. The battery parallel connection switch, must be activated only with buttons connecting the service battery banks and the engine banks set to ON.

4. Engine batteries breaker
   This switch allows cutting in or out the engine battery set.
5. Battery disconnectors electrical panel
6. Direct battery-disconnect main switch
7. Thruster battery breaker

DANGER

Keep the breaker of the battery-powered utilities set to ON.
Cut out only in case of maintenance.