Dash 1 - Electrical System

Question 1

How many power sources are available on the A/C

Answer 1

4 ( one external/3 internal) - External pwr, APU, Gens, Batts

Question 2

What are the req for the EPU

Answer 2

115/200V, 400 cycles, 3phase

Question 3

What is the KVA rating of the APU

Answer 3

90 KVA

Question 4

What is the rating of the integrated drive generators

Answer 4

90 KVA

Question 5

What are the power ratings of the 2 batteries

Answer 5

40 amps, 28 VDC

Question 6

What RPM is required for the the APU PWR AVAIL light to illuminate

Answer 6

95%

Question 7

Which buses power the battery chargers

Answer 7

1 & 4

Question 8

How many batteries are there

Answer 8

2

Question 9

When on gnd and temp in avionics bay exceeds __ more than __, shutdown unness avionics

Answer 9

90 deg F, 5 min

Question 10

Batteries can be fully recharged in

Answer 10

1 hour

Question 11

In AUTO, power will be switched to the batt pwr if which AC gen buses fail

Answer 11

2 & 3 OR all 4 TRs fail

Question 12

Transfer buses are powered by wich AC and DC avionics bus

Answer 12

3

Question 13

How many amps are the TRs

Answer 13

200amps