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B1900GeneralKnowledge > Electrics > Flashcards

Flashcards in Electrics Deck (17):
1

What is the minimum battery voltage required in order to proceed with a battery start?

23V

2

What type of battery does the B1900 have, how much voltage does it produced and where is it located?

24V NiCad battery located in the right inboard wing.

3

What voltage is required to automatically close the GEN TIES?

28V

4

When will the L DC GEN light illuminate?

When the GEN is offline
When the switch is in the off position

5

Fault isolation protection for the triple fed bus is provided by?

Three 60 amp current limiters.

6

The BATTERY CHARGE annunciator will illuminate...?

When the battery is accepting a charge of more than 7 amps in 6 seconds.

7

A complete failure of DC power in flight will cause the loss of?

- Pressurization
- AC powered instruments
- Cross-transfer capability

8

The generators are rated at?

28V
300 amps

9

Which annunciators will illuminate in the event of a grounding fault (short) on the centre bus?

BATT TIE OPEN
L/R GEN TIE OPEN

10

If an AC Bus fails, what actions must you take?

AC Bus switch (failed side) off, then on.

11

Illumination of the green advisory light MAN TIES CLOSED indicates?

Manually closed generator bus ties.

12

Essential circuit breakers may be reset....?

One time after a cooling off period.

13

Which annunciators will illuminate in the event of a major ground fault (short) on the Right Generator Bus?

R DC GEN
G GEN TIE OPEN

14

Illumination of the caution light BATTERY CHARGE indicates?

Excessive charge rate on battery.

15

Under the following conditions what buses will be powered?
- Fully charged battery
- Battery Master Switch is turned on
- Right Generator is on-line

All of the buses will be powered.

16

With the battery fully charged and both generators on-line, what voltage should you read on the centre bus during a bus sense test?

0 VDC

17

During engine start, if the pilot forgets to select the start switch to the OFF position, what will happen to the starter/generator?

Remain in the starter mode.