Generator Cam Lock Connections (If Equipped); Using The Voltage Selector Switch - Generac Mobile MMG35DF4 Owner's Manual

The connection lug door is equipped with safety interlock
switches that will trip the main circuit breaker and disable
the voltage regulator if the door is opened while the unit
is operating.
A ground connection (B) is located next to the connection
lugs. The unit must be connected to ground for proper
operating safety. The generator neutral is bonded to
ground when it is shipped from the factory. The bonding
plate must be removed when the generator is used as a
standby power source.
A
Figure 3-4. Generator Connection Lugs
Generator Cam Lock
Connections (If Equipped)
DANGER
Electrocution. Before connections are made to
the unit, verify the main circuit breaker and
battery disconnect switch are OFF. Failure to do
so will result in death or serious injury.
DANGER
Electrical backfeed. Use only approved switchgear to
isolate generator from the normal power source.
Failure to do so will result in death, serious injury,
and equipment damage.
WARNING
Electric Shock. Verify all connections to the
cam lock receptacles are made to one side
only. Failure to do so could result in death,
serious injury and property damage.
WARNING
Electric shock. Only a trained and licensed electrician
should perform wiring and connections to unit. Failure to
follow proper installation requirements could result in death,
serious injury, and equipment or property damage.
Owner's Manual for Mobile Generator
See Figure
connections (A) located below the receptacles. These
receptacles provide connection points to attach external
loads to the generator. A decal below the cam lock
connections details the proper connections for selected
voltages.
Connections should be made by plugging power cables
equipped with series 16 taper nose 400A/600V cam lock
plugs into the cam lock receptacles. Secure the
connection by rotating the plug a 1/2 turn to the right.
L1
L2
L3
B
N (Neutral)
G (Ground)
007618
A ground connection is located on the far right of the cam
(000156) lock panel. The unit must be connected to a good
earthen ground for proper operating safety. The
generator neutral is bonded to ground when it is shipped
from the factory. The bonding plate must be removed
when the generator is used as a standby power source.
Installation should be in compliance with the National
Electrical Code (NEC), state, and local regulations.
(000237)
Using the Voltage Selector
Switch
(000308)
1. Shut down the unit according to
the
2. Remove padlock from voltage selector switch
(000155a)
lockout device.
3. Move voltage selector switch to desired voltage.
3-5. The unit may be equipped with cam lock
Black
Red
Blue
White
Green
Figure 3-5. Cam Lock Connections
DANGER
Electrocution. Do not disable or modify the
connection box door safety switch. Doing so
will result in death or serious injury.
WARNING
Electric Shock. Never change the voltage selector
switch while the engine is running or the controller
is on. Doing so could result in death, serious injury
or equipment damage.
Unit.
Operation
A
007619
(000157)
(000302)
Shutting Down
29