Hobart Welding Products 1435 manual Typical Connections To Supply Standby Power

10-10. Typical Connections To Supply Standby Power

.Customer-supplied equipment is required if generator is to supply standby power during emergencies or power outages.

YHave only qualified persons perform these connections according to all applicable codes and safety practices.

1Power Company Service Meter

2Main and Branch Overcurrent Protection

3Double-Pole, Double-Throw Transfer Switch

1			Obtain and install correct switch.
	240 V		Switch rating must be same as or
			greater than the branch overcurrent
			protection.
120/240 Volt	120 V		4	Circuit Breakers or Fused
60 Hz				Disconnect Switch
Three-Wire	120 V		Obtain and install correct switch.
Service
			5	Extension Cord
	Neutral		Select as shown in Section 10-11.
2		3	6	Generator Connections
	240 V		Connect terminals or plug of ade-
			quate amperage capacity to cord.
			Follow all applicable codes and
			safety practices.
Load	120 V		Turn off or unplug all equipment
	120 V		connected to		generator before
			starting or stopping engine. When
			starting or stopping, the engine has
		4	low speed which causes low volt-
7			age and frequency.
			7	Load Connections
		CB
		or	Item 4 is not necessary if circuit
		F1	protection is already present in
			welding	generator	auxiliary
			power output circuit.
6		5
	240 V
120/240 Volt	120 V
Single-Phase
Three-Wire	120 V
Generator Output
Connection	Ground

S-0405-A

OM-498 Page 39