Electrical

Question 1

What are the generators rated for volts & amps?

Answer 1

30 volts (regulated to 29 by the g.c.u.) 300 amps.

Question 2

What settings are appropriate for ground power?

Answer 2

28 to 29 volts, 800 to 1100 amps.

Question 3

If using ground power for____ minutes or more what action should be taken?

Answer 3

30 minutes, disconnect the battery to avoid overheating.

Question 4

What items are on the hot battery bus?

Answer 4

L ights: Nose & Tailcone Baggage Compartment, EXIT lights (Cabin Door & Emer Exit), Wing walkway (right side)
I ghts see above
V oltmeter (BAT oder EMER)
E mergency battery pack, powers flood and emer instrument lights

Question 5

What are the functions of the g.c.u.?

Answer 5

The GCU regulate, parallel and protect the generators.

Starter Regulation,
Load Bus connection,
Protection against Overvoltage,
feeder fault, ground fault.

Question 6

How long should the battery last in emer?

Answer 6

30 min.

Question 7

What busses are tied by the crossfeed bus?

Answer 7

L/R Feed busses,

emer and hot batt to be verified. Via relays

Question 8

What is the battery rated in volts & amps?

Answer 8

25 volts

44 amp hours