A320: Electrics | Quiz - Pilot George, L3 Airline Academy (CTC Aviation) Cadet Blog

While I have tried to ensure the information in this quiz is accurate, it is your own responsibility to check it against your airline / manufacturer manuals. With that said, if you spot any obvious errors then please let me know the question number and I'll aim to put it right!

Q13336 Max APU KVA?

Correct!

Incorrect!

Q13339 What can Supply AC ESS Bus?

Batteries via Static Inverter

AC Bus One, AC Bus Two, Emergency Generator, Batteries via Static Inverter

Emrgency Generator

AC Bus One & AC Bus Two

Correct!

Incorrect!

Q13335 Max Engine KVA?

Correct!

Incorrect!

Q13341 Can the APU be started on battery power in-flight?

Yes, APU starting is available throughout its entire envelope.

No battery power is not sufficient.

Yes, only if voltage is greater 26.5V

Yes, but only below 25,000ft

Correct!

Incorrect!

Q13334 How does the APU Generator differ from the Engine Generators?

It doesn't.

It can only supply the left side of the aircraft.

It can power both sides of the electrical system.

It provides a different KVA.

Correct!

Incorrect!

Q13354 When in flight, is it permissible to reset a tripped CCT breaker?

No it is not.

At captain's discretion

QRH only.

As dictated by QRH only

Correct!

Incorrect!

Q13350 From the Electrical SD, how can you tell that the Batteries are being Charged?

Arrowheads pointing out of the batteries to the DC Bat Bus and current greater than 1A in Amber.

They become amber boxed

Arrowheads pointing towards the batteries from the DC Bat Bus and current greater than 1A Green.

Arrowheads pointing towards the batteries from the DC Bat Bus and current greater than 1A Amber.

Correct!

Incorrect!

Q13345 How is an IDG Disconnected?

Pressing the guarded bus button for more than 3 seconds. The engine does not need to be running.

Pressing the guarded bus button for no more than 3 seconds. The engine must be running/windmilling.

Pressing the guarded bus button for more than 3 seconds. The engine must be running/windmilling.

Pressing the guarded bus button for no more than 3 seconds. The engine does not need to be running.

Correct!

Incorrect!

Q13346 What does the BUS TIE Pushbutton do when Selected OFF?

Nothing happens on the ground.

Isolates both sides of the electrical system. APU / Ground Power are not available.

Isolates both sides of the electrical system.

Aircraft reverts to battery power.

Correct!

Incorrect!

Q13348 If TR 1 fails what Supplies the DC. ESS. BUS?

The TR on the opposide side of the system.

The ESS TR via the AC Essential Bus.

The Batteries.

The ESS TR via AC Bus Two.

Correct!

Incorrect!

Q13352 The Battery Volts check requires which Switch(es) to be OFF?

At least 1 battery pushbutton

Bat 1 pushbutton

Bat 1 & 2 pushbuttons

Bat 2 pushbutton

Correct!

Incorrect!

Q13347 AVAIL (green) on the EXT PWR Pushbutton means what?

The ground crew are able to connect a ground power unit.

External power may be available, although it is not in use as parameters are not normal.

External power is plugged in and parameters are normal.

External power is plugged in.

Correct!

Incorrect!

Q13353 How long (approx.) does it take to Charge the Batteries?

25 minutes

18 minutes

20 minutes

15 minutes

Correct!

Incorrect!

Q13344 Which Busses are Supplied by the EMER GEN?

DC Essential bus only

AC Essential bus only.

DC Essential Bus & AC Essential Bus

DC Essential Bus, AC Essential Bus, DC Ess Shed, AC Ess Shed

Correct!

Incorrect!

Q13338 Max Emergency Generator KVA?

Correct!

Incorrect!

Quiz: A320: Electrics