Electrical Flashcards

(20 cards)

1
Q

How many main batteries?

A

2

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2
Q

What type of batteries and what amp hour?

A

Lead-Acid
24V
#1 34 ah
#2 48 ah

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3
Q

Where are batteries located

A

1 in nose

#2 behind right wing root

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4
Q

Which battery is used for starting?

A

2

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5
Q

MInimum volts for start?

A

24v

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6
Q

Minimum volts for charging?

A

27v

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7
Q

How many generators?

A

2

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8
Q

Generator voltage?

A

28v

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9
Q

Generator load limits

A

Ground: 330A
Air: 390A

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10
Q

How many amps is generator rated for?

A

400 Amps

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11
Q

Minimum battery temp? (normal ops)

A

-18c

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12
Q

QSC?
what does it do?

A

Quiet start contactor
protects the avionics during start

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13
Q

single gen fail inflight
what do you lose?

A

Both SHED BUSES

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14
Q

GPU plugged in
no AVAIL light

A

power output from GPU not between 25V-30V

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15
Q

[ELEC EMER] button pressed on after start flow, what do we want to see?

A

Both batteries atleast 23.5v
generators continue to power the bottom half of the scenoptic.

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16
Q

If the GPU is connected and the Electrical Emergency Button is pushed in, what
happens?

A

generators are not on-line yet and the electrical system is forced into
electrical emergency

17
Q

Dual Gen failure in flight what remains powered?

A

2 hot central americans got me into the emergency room

2 hot busses
Central bus
Emerbus

18
Q

How long to batteries last after a dual gen failure

A

45 minutes max

19
Q

Gen 1 powers what busses?

A

DC Bus 1
shed bus 1
emergency bus
hot battery bus 1

20
Q

Gen 2 powers waht busses?

A

DC Bus 2
shed bus
central bus
hot battery bus 2