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1) in a ship where do we get the earth is connected to?
2) in a 3 phase supply where does the neutral is connected
to in a ship normally?
3) how does we make the best 24v dc wiring for the ship at
the bridge panels which mostly work on 24v dc voltage and
how do we differentiate its wiring from ac wiring?
4)what is a synchronizer and why do we need it compulsory
in a ship?
5) in a blackout condition how does a ship get its back up
power?
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Answer Posted / jagbir singh
1)Earthing of a system inside the ship is connected to the hull of the ship.
2)Neutral of the generator is not connected to the hull of the ship.But it is left hanging.
4)To parallel two generator we need synchronizer instrument.
5)In case of blackout through out the ship,emergency generator sensed this due to open contacts of all supply breaker and gives command to emergency generator for switching ON.
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