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Drives Service & Support > Product Notices & Advisories > PowerFlex 700S 690V AC and 932V DC Drives

Product Notice : PowerFlex 700S 690V AC and 932V DC Drives

Reference: 2009-003-003
Date: March, 2009
Knowledgebase Document: 56982

Product Identification

  • PowerFlex 700S 690V AC Drive, Frame 9 through Frame 14, catalog numbers 20DFxxxx
  • PowerFlex 700S 932V DC Drive catalog numbers 20DMxxxx
  • Voltage Feedback Board and Power Supply Board Assembly Spare-part Kit, catalog number SK-H1-SVFB1-E1


Rockwell Automation shipped these products from March 1, 2004 through February 18, 2008.

- Description –

PowerFlex 700S drives may stop operating because of dielectric breakdown on the Voltage Feedback and Power Supply Board Assembly. This breakdown, which occurs between the positive and negative bus voltages, may cause circuit board de-lamination. Only PowerFlex 700S drives connected to 690VAC or 932VDC are affected by this anomaly.

-Temporary Workarounds –
No temporary workaround is available.

- Correction –

  • All drives manufactured after February 18, 2009 have the corrected Voltage Feedback and Power Supply Board Assembly installed.
  • Replacement Voltage Feedback Board and Power Supply Kits, catalog number SK-H1-SVFB2-E1, will be
    supplied to customers at no charge. Customers can order replacement kits, at no cost, for a period of one year
    from the date of this Product Notice.

- Requested Customer Action -
We request that you take the following actions:

  • Check that you have product affected by this Product Notice. Refer to the Product Identification section of this document for identification help.
  • Contact your local distributor or sales office if you have affected product.
    • Rockwell Automation will ship a repair kit (SK-H1-SVFB2-E1) to you free of charge.
    • The replacement of this circuit board is expected to take approximately one hour.
  • Contact your local technical support center if you need additional technical help. Refer to Appendix
    A of this document.

If this Product Notice does not affect you because you do not have the products any longer, Rockwell Automation asks that you forward a copy of this notice, with any identifying documentation, immediately to the person or company that now has the product. We also ask that you contact Rockwell Automation Technical Support and provide the location of the affected units.