Electrical
Terms
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-
Main Genearators
1 each engine -
400 A,28 VDC
400 A - Main Generators Above FL 270
- 380A
-
AUX Generators
1 each engine -
150 A, 28 VDC
150A - Driven By?
- RGB Accessory Section
- Functions Above
- 70%NP
- Supplies Power to
- DCBUS3
- Main Battery
- 24 VDC 36 AH NICD
- Will power emerg busses
- 30 minutes
- Battery temperature Monitor
-
16C 60C green arc
60C 70C yellow arc
70c 85C Red arc - Arual warning, map Test button heats ensor Seperate sensors-aural/map
- 70 Celcius
- Back up Battery
- 24 DC, 5 Ah,
- Overvoltage protection
- 32 V
- GCU Functions
-
1. Voltage regulation 29V
2. Parallelling 10%
3. Field weakening durring
start
4. Reverse Current protection
5. Start Cycle cancellation
6. Overvoltage Protection 32V - Static Inverters
-
26V, 115V, 400Hz, 250VA
inv1-EDCB1, inv2-DCBUS2
auto switch if NV1 115V Fails