MQ Power WHISPERWATT DCA125SSIU4F Operation Manual page 36

3Ø-480/277V UVWO Terminal Output Voltages
1. Place the voltage selector switch in the 3Ø 480/277
position as shown in Figure 31.
3 PHASE
480/277
PRESS TO LOCK
Figure 31. Voltage Selector Switch
3Ø-480/277V Position
2. Connect the load wires to the UVWO terminals as
shown in Figure 32.
BLACK RED
U V
480V
480V
277V
Figure 32. UVWO Terminal Lugs 3Ø-480V
Connections
NOTICE
ALWAYS make sure that the connections to the
UVWO and Ground terminals are secure and tight.
The possibility of arcing exists, that could cause a fire.
PAGE 36 — DCA125SSIU4F 60 HZ GENERATOR • OPERATION MANUAL — REV. #6 (05/12/22)
OUTPUT TERMINAL PANEL CONNECTIONS
3 PHASE
240/139
1 PHASE
240/120
BLUE GREEN
WHITE
O
W
277V
480V
GROUND CONNECTION
MUST BE USED
AT ALL TIMES
277V
1Ø-240/120V UVWO Terminal Output Voltages
1. Place the voltage selector switch in the 1Ø 240/120
position as shown in Figure 33.
3 PHASE
480/277
PRESS TO LOCK
Figure 33. Voltage Selector Switch
1Ø-240/120V Position
2. Connect the load wires to the UVWO terminals as
shown in Figure 34.
BLACK RED
U V
NOT USED
240V
Figure 34. UVWO Terminal Lugs
1Ø-240/120V Connections
3. Turn the voltage regulator knob (Figure 29) clockwise
to increase voltage output, turn counterclockwise to
decrease voltage output. Use the voltage regulator
adjustment knob whenever fine tuning of the output
voltage is required.
3 PHASE
240/139
1 PHASE
240/120
BLUE GREEN
WHITE
O
W
120V
GROUND CONNECTION
MUST BE USED
AT ALL TIMES
120V