PAGE 38 — DCA400SSI4F/DCA400SSI4F3 60 HZ GENERATOR • OPERATION MANUAL — REV. #3 (04/18/22)
OUTPUT TERMINAL PANEL CONNECTIONS
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.
Figure 31. Voltage Change-Over Board
3Ø 480/277V Configuration
2. Connect the load wires to the UVWO terminals as
shown in Figure 32.
Figure 32. UVWO Terminal Lugs
3Ø-480V Connections
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.
1
W
U
1
V
1
X
Y
Z
U
2
V
2
W
2
O
USE 2 JUMPER PLATES
AT EACH POSITION
O
U
V
W
BLACK
RED
BLUE
WHITE
GREEN
GROUND
CONNECTION
BE USED
AT ALL TIMES
MUST
THREE-PHASE
480 VAC (LOAD CONNECTIONS)
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.
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.
Figure 34. UVWO Terminal Lugs
1Ø-277V Connections
O
U
V
W
BLACK
RED
BLUE
WHITE
GREEN
GROUND
CONNECTION
BE USED
AT ALL TIMES
MUST
480V
480V
480V
THREE-PHASE
480 VAC (LOAD CONNECTIONS)
O
U
V
W
BLACK
RED
BLUE
WHITE
GREEN
GROUND
CONNECTION
BE USED
AT ALL TIMES
MUST
277V
277V
SINGLE-PHASE
277 VAC (LOAD CONNECTIONS)
277V