What can cause a LCF (Line contactor failure) on the Altivar Process Drive ATV630 and ATV930?
Issue:
What is the fault code LCF on the ATV630 and ATV930 drives?
Product Line:
ATV630 ATV930
Environment:
All serial numbers
Cause:
Customer said the drive had a fault code LCF.
Resolution:
The fault takes place as soon as the line contactor is not closed after a defined time (LCT).
This function allows the line contactor to close and open depending on the start/stop command.
Check the line contactor and its' wiring.
Check parameter LCT (Mains Voltage.time out) under Complete setting -> Generic functions -> Mains contactor comm -> Mains V. time out.
If there is a timing issue, try to increase this value.
The Mains Voltage time out is factory set to 5s.
What is the fault code LCF on the ATV630 and ATV930 drives?
Product Line:
ATV630 ATV930
Environment:
All serial numbers
Cause:
Customer said the drive had a fault code LCF.
Resolution:
The fault takes place as soon as the line contactor is not closed after a defined time (LCT).
This function allows the line contactor to close and open depending on the start/stop command.
Check the line contactor and its' wiring.
Check parameter LCT (Mains Voltage.time out) under Complete setting -> Generic functions -> Mains contactor comm -> Mains V. time out.
If there is a timing issue, try to increase this value.
The Mains Voltage time out is factory set to 5s.
發佈於: 施耐德電機Taiwan




需要協助?
產品選型工具
快速輕鬆地為您的應用找到合適的產品和附件。
取得報價
立即線上提交您的銷售需求,專業團隊將主動聯繫您。
購買地點
輕鬆在您所在地區找到最近的施耐德電機經銷商。
支援中心
在同一位置找到滿足您所有需求的支援資源。