8
OPM-142/D
Emergency
Power
System
Emergency
Power
System
Standby
Generator
Standby
Generator
Transfer
Switch
Transfer
Switch
G3
G3
L1
L1
L3
L3
G1
G1
T1
T1
T3
T3
TYPICAL HOOK UP FOR
SUPPLYING ALL CIRCUITS
WITH EMERGENCY POWER
TYPICAL HOOK UP FOR
SUPPLYING ONLY ESSENTIAL CIRCUITS
WITH EMERGENCY POWER
IMPORTANT: When making standby service hook up, make sure load to be
transferred to standby generator will not exceed generator rating.
Watthour
Meter
Watthour
Meter
To Power Line Master Switch
To Power Line Master Switch
Distribution
Panel
To Refrig.
To
Refrig.
To Appliances
To
Appliances
To Air
Conditioner
To Air
Conditioner
Main
Distribution
Panel
Emergency
Distribution
Panel
To Furnace
To
Furnace
To
Range
To
Range
To
Water
Heater
To
Water
Heater
To Lights
To
Lights
To
Lights
To
Lights
To Lights
To Lights
TYPICAL CONNECTION METHODS FOR GENERATOR POWER SERVICE