Electrical Flashcards
What are the engine gens rated to (200)
Sea level to Fl350-30KVA
FL-350-360-25KVA
What does the GCU protect from
Over/under voltage
Over/under frequency
Gen or bus over current
What does illumination of the ALTN light mean
When Bus 1 isn’t powering the Essential Bus
What does the adg provide
Power hydraulic pump 3b regardless of switch position, and provides 115 volt 400hz 3 phase 15 kva
(200) how many TRUs and what are they rated to
5, 100 Amps and 28 volts
What are the batteries rated to
Apu batt 43 amp/ hours 24 volts
Main batt 17 amp/ hours 24 volts
What is on the DC emergency bus
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
What does the IDG consist of
Engine gen and a constant speed drive
What does an IDG Fault indicate
System fault with the generator, caused by high oil temp or low oil pressure (hotlop)