OM-4403 Page 49
11-10. Typical Connections To Supply Standby Power
S-0405-A
Have only qualified persons
perform these connections
according to all applicable
codes and safety practices.
Properly install and ground
this equipment according to
its Owner’s Manual and na-
tioanl, state, and local codes.
1
Power Company Service
Meter
2
Main and Branch Overcurrent
Protection
3
Double-Pole, Double-Throw
Transfer Switch
Obtain and install correct switch.
Switch rating must be same as or
greater than the branch overcurrent
protection.
4
Generator Power Disconnect
Switch
Obtain and install the correct
switchable circuit breakers or fused
switch.
5
Utility Power Emergency
Disconnect
Allows the utility power to be quickly
disconnected from the building
electrical system.
6
Extension Cord
Select as shown in Section 11-11.
7
Generator Connections
Connect terminals or plug of ade-
quate amperage capacity to cord.
Follow all applicable codes and
safety practices.
Turn off or unplug all equipment
connected to generator before
starting or stopping engine. When
starting or stopping, the engine has
low speed which causes low volt-
age and frequency.
8
Load Connections
Customer-supplied equipment is required if
generator is to supply standby power during
emergencies or power outages.
120/240 Volt
60 Hz
Three-Wire
Service
240 V
120 V
120 V
Neutral
240 V
120 V
120 V
120/240 Volt
Single-Phase
Three-Wire
Generator Output
Connection
Ground
F1
or
CB
240 V
120 V
120 V
Load
1
2
3
7
7
4
Locate switch where
readily accessible.
6
5
Содержание Bobcat 250 NT
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Страница 46: ...OM 4403 Page 42 SECTION 10 ELECTRICAL DIAGRAMS Figure 11 1 Circuit Diagram For Welding Generator...
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