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How to connect braking resistor to ATV340?
Issue:
Braking resistor installed on ATV340.

Product Line:
Altivar ATV340

Environment:
All

Cause:
N/A

Resolution:
For ATV340 smaller sizes (size 1 and size 2), there are terminals PB and PBe on CN10 connector for connecting braking resistor.
Size 1 and 2 are ATV340 drives up to U75N4 included:
Altivar example

On ATV340 size 3 and larger, braking resistor must be connected to PA/+ and PB. See attached picture.
Size 3 and larger = ATV340D11N4 and above

Power terminals

Programming:
  • [Complete settings] [Generic functions] [Ramp] [Braking Resistor] BrC set to YES.
  • [Complete settings] [Generic functions] [Ramp] [Dec.Ramp Adapt] brA set to No.

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