24 Electrical

Question 1

How many generators are there?

Answer 1

3!
2 engine
1 APU

Question 2

Which hydraulic system is the emergency generator on?

Answer 2

Blue

Question 3

What type of electricity do the generators supply?

Answer 3

90KVA 3 phase 115/200V 400Hz

Question 4

What is the capacity of the 2 main batteries?

Answer 4

23Ah

Question 5

Which CBs are monitored?

Answer 5

Green. When out for more than 1 min ECAM shows

Question 6

When does the RAT extend automatically?

Answer 6

When AC BUS 1 and 2 are lost and the speed is more than 100kts

Question 7

How is the emergency generator powered?

Answer 7

By the blue hydraulic system

Question 8

In emergency electrical config what does the emergency gen provide

Answer 8

AC ESS
DC ESS
ESS TR

Question 9

At what temperature will the IDG automatically disconnect?

Answer 9

200 degrees

Question 10

What is the power of the emergency generator?

Answer 10

5KVA

Question 11

What Voltage is the DC system?

Answer 11

28V

Question 12

When does the voltage go amber on the Gen box on ECAM SD?

Answer 12

> 120V or <110V

Question 13

When does the IDG value on the ECAM SD page become amber?

Answer 13

180 degrees

Question 14

What happens if you lose both AC1 and AC2?

Answer 14

Emergency electrical config

Question 15

At what speed does the RAT stall?

Answer 15

125kts

Question 16

What is the minimum approach speed for emergency electrical config?

Answer 16

140kts

Question 17

What temperature does the IDG give an advisory?

Answer 17

> 147 degrees

Question 18

What happens to the emergency gen at the following speeds:
125kts
100kts
50kts

Answer 18

125 - rat stalls emergency gen no longer powered. Network transferred to the batteries AC SHED ESS and DC SHED ESS are shed.

Below 100kts DC BAT BUS connected

Below 50kts AC ESS BUS shed, all display units lost.