Pilot's Operating Handbook
Section 7
Description
Edition 1 - January 15, 2018
Rev. 0
Page 7.8.6
Switches
Buses are powered by
Crash
lever
Source Generator
ESS
BUS
TIE
BATT
BUS
ESS
BUS 1
ESS
BUS 2
BUS 1
TO 5
UP BATT OFF NORM Battery Battery Battery Battery
UP BATT MAIN NORM
Battery
& MAIN
Battery
& MAIN
Battery
& MAIN
Battery
& MAIN
(*)
UP BATT ST-BY NORM
Battery
&
ST-BY
Battery
&
ST-BY
Battery
&
ST-BY
Battery
&
ST-BY
(*)
UP OFF MAIN NORM MAIN MAIN MAIN MAIN
UP OFF ST-BY NORM ST-BY ST-BY ST-BY ST-BY
UP BATT OFF EMER Battery Battery Battery None
(*)
In that case, power is done by MAIN or ST-BY and battery is used as a floated
battery.
Figure 7.8.2 - Bus bars supply configurations