Fault 4 Brake chopper
Subfault: 4.1 Description: Overcurrent in brake chopper | ||
---|---|---|
| Response: Output stage inhibit | |
Cause | Measure | |
Excessive regenerative power. | Decrease deceleration. | |
Short circuit in braking resistor circuit. | Check the line to the braking resistor. | |
The braking resistor impedance is too low. | Check the minimum permitted resistance value of the braking resistor and connect a suitable braking resistor. |
Subfault: 4.2 Description: Brake chopper defective | ||
---|---|---|
| Response: Output stage inhibit | |
Cause | Measure | |
Brake chopper defective. | Contact SEW‑EURODRIVE Service. |