Emergency Electrical Control Panel

Emergency Generator Test Switch

Emergency Generator Test SwitchWhen pushed and held with only the battery power supplying electrical power, the AC ESS bus is powered by the static inverter. Normally the EMER GEN TEST switch is used by maintenance.

When pushed and held with the AC buses normally powered:

  • The emergency generator is hydraulically powered provided the blue electric pump is operating
  • The AC ESS and DC ESS buses are connected to the emergency generator
  • The ECAM ELEC page is automatically displayed on the ground