MMD Equipment 40S-8B1 - Manual (Page 17)

3. Installation
3-4
3.3 Grounding method
3.3.1 Ground terminal
The generator ground terminal“1”is connected to the
frame of the generator, metal non-current-carrying
generator parts and the ground terminals of each
receptacle.
3.3.2 Connections to a building's electrical system
Connections for standby power to a building’s electrical system must be made by a qualified
electrician. The connection must isolate the generator power from utility power, and must
comply with all applicable laws and electrical codes.
 Improper connections to a building’s electrical system can allow electrical current from the
generator to backfeed into the utility lines. Such backfeed may electrocute utility company
workers or others who contact the lines during a power outage. Consult the utility company or a
qualified electrician.
 Improper connections to a building’s electrical system can allow electrical current from the
utility company to backfeed into the generator. When utility power is restored, the generator
may explode, burn, or cause a fire in the building’s electrical system.
3.3.3 Ground system
AIRMAN’s generators have a system ground that connects generator frame components to the
ground terminals in the AC output receptacles. The AC neutral wire is connected to the system
ground.
1 A040172-1