Electrical Flashcards

1
Q

What are the engine gens rated to (200)

A

Sea level to Fl350-30KVA

FL-350-360-25KVA

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2
Q

What does the GCU protect from

A

Over/under voltage
Over/under frequency
Gen or bus over current

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3
Q

What does illumination of the ALTN light mean

A

When Bus 1 isn’t powering the Essential Bus

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4
Q

What does the adg provide

A

Power hydraulic pump 3b regardless of switch position, and provides 115 volt 400hz 3 phase 15 kva

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5
Q

(200) how many TRUs and what are they rated to

A

5, 100 Amps and 28 volts

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6
Q

What are the batteries rated to

A

Apu batt 43 amp/ hours 24 volts

Main batt 17 amp/ hours 24 volts

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7
Q

What is on the DC emergency bus

A
Fire extinguisher 1 (L&R engine)
Fire extinguisher 2 (L&R engine)
APU Fire extinguisher 
FUEL SOV both engines and APU
Hydraulic SOV 

This is a hot bus

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8
Q

What does the IDG consist of

A

Engine gen and a constant speed drive

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9
Q

What does an IDG Fault indicate

A

System fault with the generator, caused by high oil temp or low oil pressure (hotlop)

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