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How do you activate the dynamic braking resistor on the Altivar drives?
Altivar ATV31, ATV312, ATV32, ATV61, ATV71,
All with the optional dynamic braking resistor.
DB resistor is not turning on to stop the motor quickly
The DB resistor is wired to power terminals PA and PB.
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.