Installation manual

11-14 Frame 14 Installation
Installation on a Grounded B Phase Delta System
If you are installing a drive on a grounded B phase Delta system, you:
• Must move the common mode jumper(s) to the disconnected position -
refer to "Move the Common Mode Jumper(s) to the Disconnected
Position" on page 11-14.
• Must insulate terminal X4 on the Rectifier circuit board - refer to
"Insulate Terminal X4 on the Rectifier Circuit Board" on page 11-15
.
Move the Common Mode Jumper(s) to the Disconnected Position
Follow the lettered steps below to move the common mode jumper(s) to the
disconnected position for each converter unit (refer to Figure 11.7
for MOV
jumper location).:
Task Description
Loosen the screws and two fasteners that secure the jumper.
Rotate the jumper to the lower position.
Tighten the screw and two fasteners.
A
B
C
A
B
Rectifying Circuit Board
C
Front View of
Converter Unit