Rockwell-automation 20P PowerFlex DC Drive - Frame A SCR Modules for D Uživatelský manuál stáhnout pdf (Strana 17)

PowerFlex® DC Drive - Frame A SCR Modules for Drives with Bus Bars 17

Step 8: Install the Bus

Bars

Install the bus bars in reverse order of removal as detailed in Step 5:

Remove the Bus Bars

on page 11.

Use the following table to determine the proper tightening torque for the bus

bars to SCR Modules connections.

Step 9: Install the Pulse

Transformer and Switching

Power Supply Boards

Install the Pulse Transformer and Switching Power Supply boards in reverse

order of removal as detailed in Step 4: Remove the Pulse Transformer and

Switching Power Supply Boards on page 7.

Step 10: Install the Control

EMI Shield and Control

Board

Install the Control EMI Shield and Control board in the reverse order of

removal as detailed in Step 3: Remove the Control EMI Shield and Control

Board on page 5.

230V AC Input 460V AC Input

Part Number Final Torque Part Number Final Torque

SK-20P-S7F46 2.5…4 N•m (22…35.4 lb•in) SK-20P-S7F75 2.5…4 N•m (22…35.4 lb•in)

SK-20P-S7F47 2.5…4 N•m (22…35.4 lb•in) SK-20P-S7F77 2.5…4 N•m (22…35.4 lb•in)

ATTENTION: Each gate lead cable must be connected to the

exact connector from which it was removed on the Pulse

Transformer circuit board or damage to the drive may occur.

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Rockwell-automation 20P PowerFlex DC Drive - Frame A SCR Modules for D Uživatelský manuál Strana 17