Error 11 temperature monitoring
Subfault: 11.1 Description: Heat sink overtemperature | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Air circulation disrupted. Maximum permitted heat sink temperature exceeded. | – Check air circulation. – Ensure sufficient cooling. | |
Fan defective. Maximum permitted heat sink temperature exceeded. | Contact SEW‑EURODRIVE Service. | |
The temperature sensor is defective. Maximum permitted heat sink temperature exceeded. | Contact SEW‑EURODRIVE Service. | |
The capacity utilization is too high. Maximum permitted heat sink temperature exceeded. | – Reduce the load. – Reduce the PWM frequency. – Reduce the ambient temperature. |
Subfault: 11.2 Description: Heat sink utilization – prewarning | ||
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| Response: Heat sink utilization – prewarning | |
Cause | Measure | |
Air circulation disrupted. Prewarning threshold reached. | – Check air circulation. – Ensure sufficient cooling. | |
Fan defective. Prewarning threshold reached. | Contact SEW‑EURODRIVE Service. | |
The temperature sensor is defective. Prewarning threshold reached. | Contact SEW‑EURODRIVE Service. | |
Air convection is unfavorable. | Check air convection. | |
High thermal load on heat sink of device. Prewarning threshold reached. | – Reduce the load. – Reduce the PWM frequency. – Reduce the ambient temperature. |
Subfault: 11.3 Description: Device utilization | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
The mean output current is too high. The device utilization has reached or exceeded the switch-off threshold. | – Reduce the load. – Check motor/inverter combination. | |
The PWM frequency is too high. The device utilization has reached or exceeded the switch-off threshold. | Reduce the PWM frequency. | |
The ambient temperature is too high. The device utilization has reached or exceeded the switch-off threshold. | Reduce the ambient temperature. | |
Air circulation disrupted. The device utilization has reached or exceeded the switch-off threshold. | – Check air circulation. – Ensure sufficient cooling. | |
Fan defective. The device utilization has reached or exceeded the switch-off threshold. | Contact SEW‑EURODRIVE Service. |
Subfault: 11.5 Description: Electromechanical capacity utilization | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Electromechanical components of device overloaded by excessive continuous current. | Reduce the load. |
Subfault: 11.6 Description: Electromechanical capacity utilization – prewarning | ||
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| Response: Electromechanical capacity utilization – prewarning | |
Cause | Measure | |
High load on electromechanical components of device due to high continuous current. Prewarning threshold reached. | Reduce the load. |
Subfault: 11.7 Description: Wire break at temperature sensor of heat sink | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Wire break at temperature sensor of heat sink. | Contact SEW‑EURODRIVE Service. |
Subfault: 11.8 Description: Short circuit at temperature sensor of heat sink | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
There is a short circuit on the heat sink's temperature sensor. | Contact SEW‑EURODRIVE Service. |
Subfault: 11.9 Description: Overtemperature of signal electronics | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Maximum permitted signal electronics temperature exceeded. | – Reduce the load. – Reduce the ambient temperature. |
Subfault: 11.10 Description: Wire break at temperature sensor of signal electronics | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Wire break at temperature sensor of signal electronics. | Contact SEW‑EURODRIVE Service. |
Subfault: 11.11 Description: Short circuit at temperature sensor of signal electronics | ||
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| Response: Output stage inhibit | |
Cause | Measure | |
Short circuit at temperature sensor of signal electronics. | Contact SEW‑EURODRIVE Service. |