View
2
Download
0
Category
Preview:
Citation preview
BUS TIEBREAKER 1
115 VAC
APU GENERATOR BREAKER
ENGINE
GENERATOR
2
115 VAC
GENERATOR BREAKER 2
INVERTER
28 VDC HOT BATTERY BUS
115 VAC
400 Hz
GROUND
APU
GENERATOR
BUS TIEBREAKER 2
APU
STARTER
EXTERNAL POWER
+
DC CROSS BUS TIE RELAY
115 VAC GALLEY BUS C
115 VAC GALLEY BUS D
115 VAC MAIN BUS 1
115 VAC GROUND SERVICE BUS 1
TRANSFORMER/
RECTIFIER UNIT 1
115 VAC TRANSFER BUS 1
ENGINE
GENERATOR
1
115 VAC
GENERATOR BREAKER 1
IFE/PASS SEAT POWER 1
115 VAC STANDBY BUS
CAB/UTIL LOAD SHED
RELAY
GROUNDSERVICE
RELAY
28 VAC TRANSFER BUS 1
IFE/PASS LOAD SHED RELAY
TRANSFORMER
GROUND POWER CONNECT
BUS TRANSFER 115 VAC TRANSFER BUS 2
28 VAC GROUND SERVICE BUS 1
28 VDC STANDBY BUS
28 VDC BUS 1 28 VDC BUS 2
TRANSFORMER/
RECTIFIER UNIT 3
TRANSFORMER/
RECTIFIER UNIT 2
-
SWITCHED HOT BATTERY BUS
28 VAC TRANSFER BUS 1
TRANSFORMER
28 VDC GROUND SERVICE BUS
28 VDC BATTERY BUS
STANDBY POWERRELAY
(NORMAL)
STANDBY POWERRELAY
(NORMAL)MAIN
BATTERY
CHARGER
115 VAC
400 Hz
115 VAC GALLEY BUS A
115 VAC GALLEY BUS B
115 VAC MAIN BUS 2
115 VAC GROUND SERVICE BUS 1
IFE/PASS SEAT POWER 2
CAB/UTIL LOAD SHED RELAY GROUNDSERVICE
RELAY
IFE/PASS LOAD SHED RELAY28 VAC GROUND SERVICE BUS 1
APU
STARTER
CONTROL
UNIT
ISFD
BATTERY
CHARGER
ISFD
GROUNDSERVICE
RELAY
BATTERY BUS RELAY(NORMAL)
IFE/PASS LOAD SHED RELAY
TRU3 TRANSFER RELAY
MAIN
AIRCRAFT
BATTERY
NiCd
SWITCHED HOT BATTERY BUS RELAY
BATTERY BUS ALTERNATE RELAY
28 VAC STANDBY BUS
TRANSFORMER
24 VDC (22-30 V)
GEN 1ON
OFF OFF
ONGEN 2
APU GENAPU
GRDPWROFF
ON
GRD POWERAVAILABLE
BUS TRANS
OFF
AUTO
GROUNDSERVICE
BAT
OFF
ON
DRIVE DRIVE
TRANSFERBUS OFF
TRANSFERBUS OFF
TR UNIT
BATDISCHARGE
SOURCEOFF
GEN OFFBUS
SOURCEOFF
GEN OFFBUS
STANDBYPWR OFF
STANDBYPWR OFF
BAT OFF AUTO
STANDBY POWER
NOT OFFICIAL TRAINING NOTES
28 VDC
737 NG
ELECTRICAL SYSTEM
SOURCEOFF
OFF
ONCAB/UTIL
OFF
ONIFE/PASS
SEAT
+ AUTO
+ AUTO
3-PHASE 3-PHASE
3-PHASE
3-PHASE
SOURCEOFF
GEN OFFBUS
NOT FOR OPERATIONAL USE
A3
Recommended