Rockwell-automation 20D PowerFlex 700S and 700H Frame 10...12 Rectifie User Manual download pdf (Page 14)

Publication PFLEX-IN023A-EN-P

1. Remove the two M4x8 hexalobular screws that secure the control power

supply wires to the DC- and DC+ bus bars above the Gate Driver board and

remove the wires.

2. Loosen, but do not remove, the eight M10 hex nuts that secure the DC- and

DC+ connective bus bars to the drive.

3. For drives with a series “A” rectifier circuit board (catalog number

20-VB00459 for 400/480V AC input drives, 20-VB00460 for 600/690V AC

input drives), disconnect the wires from connectors X10, X11, X12 and X13

on the board (see Figure 5 on page 15

). For drives with a series “B” rectifier

circuit board (catalog number 20-VB00461 for 400/480V AC input drives,

20-VB00462 for 600/690V AC input drives), disconnect the wires from

connectors X10, X11, X12, X13, X21 and X31, X22 and X32, and X23 and

X33 on the rectifier board (see Figure 6 on page 15

DC-

DC+

T20

1.0 N•m

(8.8 lb•in)

17 mm

40 N•m

(354 lb•in)

Loosen, but do not

remove, hex nuts

Rectifier board

Remove screws

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Rockwell-automation 20D PowerFlex 700S and 700H Frame 10...12 Rectifie User Manual Page 14