(b)
After completion of the constant current charge and the overcharge, the charger starts the constant voltage charge. In this mode, the charger acts as a regulated power supply at
27.75 volts dc with a current limit of 38 amps. The charger will supply the hot battery bus loads thus preventing slow depletion of the battery. The charger can recharge a completely discharged battery in 75 minutes.
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ALL ú ú 03 Page 1 ú Sep 28/01
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A
757 MAINTENANCE MANUAL
P5 PANEL
SEE
FLT COMPT
STANDBY POWER CONTROL PANEL
P6 PANEL
MAIN BATTERY
RELAY
MAIN BATTERY
TRANSFER RELAY
DC UNDER
VOLTAGE
SENSING
RELAY
MAIN BATTERY CHARGER DISABLE RELAY
MAIN BATTERY
CHARGER
DETECTION
RELAY
MAIN/APU BATTERY CHARGER DETECTION ENABLE RELAY
E6 - AFT EQUIPMENT CENTER RACK
Batteries Component Location
Figure 1 (Sheet 1)
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STANDBY POWER ú
ú 06 Page 2
ú May 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
G38622
A
757 MAINTENANCE MANUAL
STANDBY POWER
CONTROL PANEL
P5 PANEL SEE C P11 PANEL
P6 PANEL
MAIN BATTERY
RELAY
MAIN BATTERY
TRANSFER RELAY
DC UNDER
FLT COMPT VOLTAGE
SENSING
RELAY
MAIN BATTERY
CHARGER
DISABLE RELAY
BAT STANDBY MAIN BATTERY
AUTO CHARGER
ON OFF BAT DETECTION RELAY
OFF A O MAIN/APU BATTERY
F CHARGER DETECTION
MAIN BAT DISCH A APU BAT DISCH A F A ENABLE RELAY
STANDBY POWER CONTROL PANEL
C
APU BATTERY E6 RELAY
CHARGER PANEL
ì APU APU
BATTERY BATTERY
CHARGER INTERLOCK
AFT CARGO SHUNT RELAYDOOR (REF)
E6
EQUIP
AFT EQUIPMENT RACKAPU
CENTER
BATTERY SEE D
AFT EQUIPMENT CENTER AFT EQUIP CTR LOCATION
D
Batteries Component Location
Figure 1 (Sheet 2)
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STANDBY POWER ú ú 02 Page 3 ú Sep 28/01
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本文链接地址:757 AMM 飞机维护手册 电源 ELECTRICAL POWER 2(26)