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SCR's location on the CPX9000

For the SVX, CPX, and SPX series VFDs the SCR's are located internally of the VFD.  The input rectifier modules contain the SCR's.  Be advised that this technology is not used on every HP or frame size VFD.

For more information or assistance with troubleshooting please contact the post-sale support team at 1-800-322-4986, by email, or check out our webpage at