14 Electrical System TP-6335 9/04
Note: Transfer switch. Use atriple-pole, double-throw
transfer switch rated for the calculated load of the
vehicle to transfer the loadfrom onesource tothe
other. Install a ground-fault circuit interrupter in
the wiring system to protect all branch circuits.
Note: AC load circuit protection. Protect the AC load
circuit of the generator set against overloading or
short circuiting with a circuit breaker(s).
Note: For standby service connect output of the
generator to a suitably rated transfer switch in
accordance with the Canadian Electrical Code,
Part 1.
120-V
Outside
Power
ACVehicleCircuit
GroundFault
CircuitProtection
L1
L2
Gen.
Set
N
N
N
L0
120Volt
240-V
Outside
Power
ACVehicleCircuit
GroundFault
CircuitProtection
L1
L2
Gen.
Set
N
N
N
L0
240 Volt
Figure 6-1 Transfer Switch Connections,
3-Wire AC Circuit