Emergency Electric Power Panel
Function
-
MAN ON (guarded)
- AUTQ: When the following conditions are met:
- AC BUS 1 is not electrically supplied.
- AC BUS 2 is not electrically supplied.
- Aircraft speed is greater than 100 knots.
- The Ram Air Turbine (RAT) extends.
- The blue hydraulic system drives the emergency generator.
- As soon as the emergency generator electrical parameters are within tolerance the emergency generator is connected to the aircraft network.
- Pressed:
- This selects manual RAT extension.
- Emergency generator coupling occurs 3 seconds after the RAT is supplying
- the emergency generator.
- AUTQ: When the following conditions are met:
-
FAULT LIGHT: This light comes on red if the emergency generator is not supplying power when AC BUS 1 and AC BUS 2 are not powered.
-
EMER GEN TEST (guarded)
- Pressed and held:
- if AC NORMAL BUSES are supplied:
- The EMER GEN is driven hydraulically if the blue electric pump is running.
- The AC ESS BUS and the DC ESS BUS are connected to the emergency generator. (The DC ESS SHED and AC ESS SHED buses are not powered.)
- ECAM displays the ELEC page automatically (only on the ground).
- If only the batteries supply the aircraft:
- The static inverter powers the AC ESS BUS.
- if AC NORMAL BUSES are supplied:
- Pressed and held:
-
GEN 1 LINE
- OFF:
- GEN 1 line contactor opens.
- The AC BUS 1 channel is supplied from GEN 2 through bus tie contactors. This is used for smoked drill.
- SMOKE Light
- OFF:
Last update: August 23, 2021