Issue:
Wiring and programming for dynamic braking resistor on AC drives?
Product Line:
Altivar ATV31, ATV312, ATV32, ATV61, ATV71,
Environment:
All with the optional dynamic braking resistor.
Cause:
DB resistor is not turning on to stop the motor quickly
Resolution:
The DB resistor is wired to power terminals PA and PB.
Programming:
For ATV31/ATV312/ATV32 go to Fun menu, then RPt sub menu and set brA to NO.
For ATV61/ATV71 Go to Menu 1.7 [Application Function} and then Ramp sub menu and set Dec Ramp Adapt to NO.
Note: ATV630 Process Drives are not designed to be used with dynamic braking resistors.
Released for: Schneider Electric Singapore
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