MULTIQUIP WHISPERWATT Series Operation Manual page 38

NOTICE
ALWAYS make sure that the connections to the UVWO
terminals are secure and tight. The possibility of arcing
exists that could cause a fire.
3Ø-480V UVWO Terminal Output Voltages
1. Jumper the voltage change-over board for 480V
operation as shown in Figure 31. This configuration
uses 6 jumper plates in 3 different positions. Remember
there are 2 jumper plates at every position. Every
jumper plate must be used.
USE 2 JUMPER PLATES
AT EACH POSITION
Figure 31. Voltage Change-Over Board
3Ø 480/277V Configuration
2. Connect the load wires to the UVWO terminals as
shown in Figure 32.
RED
BLACK
U V
THREE-PHASE
480 VAC (LOAD CONNECTIONS)
Figure 32. UVWO Terminal Lugs
3Ø-480V Connections
PAGE 38 — DCA400SSI4F/DCA400SSI4F3 60 HZ GENERATOR • OPERATION MANUAL — REV. #3 (04/18/22)
OUTPUT TERMINAL PANEL CONNECTIONS
X
U
2
U
1
Y
V
2
V
1
Z
W
2
W
1
O
BLUE GREEN
WHITE
O
W
GROUND
CONNECTION
MUST BE USED
AT ALL TIMES
1Ø-480V UVWO Terminal Output Voltages
1. Make sure the voltage change-over board is jumpered
for 480V operation as shown in Figure 31.
2. Connect the load wires to the UVWO terminals as
shown in Figure 33.
RED
BLACK
U V
480V
480V
THREE-PHASE
480 VAC (LOAD CONNECTIONS)
Figure 33. UVWO Terminal Lugs
1Ø-480V Connections
1Ø-277V UVWO Terminal Output Voltages
1. Make sure the voltage change-over board is jumpered
for 480V operation as shown in Figure 31.
2. Connect the load wires to the UVWO terminals as
shown in Figure 34.
RED
BLACK
U V
SINGLE-PHASE
277 VAC (LOAD CONNECTIONS)
Figure 34. UVWO Terminal Lugs
1Ø-277V Connections
BLUE GREEN
WHITE
O
W
480V
GROUND
CONNECTION
MUST BE USED
AT ALL TIMES
BLUE GREEN
WHITE
O
W
277V
277V
277V
GROUND
CONNECTION
MUST BE USED
AT ALL TIMES