Main Supply Flashcards
1
Q
The main supply
A
The main power supply is 450V, 60Hz, 3 phase.
Fed to an ELECTRICAL DISTRIBUTION CENTRE (EDC)
Distributed to ships services
2
Q
EDC contains MOULDED CASE CIRCUIT BREAKER (MCCB)
A
- MCCB assembly.
- Breaker switch.
- MCCB block and fuses.
- Fuse tell-tail viewing window
3
Q
The main supply is transformed to provide 115V, 60Hz, 3 phase
A
440V———————————-115V
60Hz———————————-60Hz
3 Phase—————————3 Phase
