Danfoss VLT FCD300, FCD 302 & DSD 510 Decentral Drive
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Mar 04, 2024 12:49 pm
Cause : Torque limit comes when the torque has exceeded the value in 4-16 Torque Limit Motor Mode or the value in 4-17 Torque Limit Generator Mode. 14-25 Trip Delay at Torque Limit can change this from a warning only condition to a warning followed by an alarm.
- If the motor torque limit is exceeded during ramp up, extend the ramp up time.
- If the generator torque limit is exceeded during ramp down, extend the ramp down time.
- If torque limit occurs while running, possibly increase the torque limit.
- Be sure the system can operate safely at a higher torque.
- Check the application for excessive current draw on the motor.