ABB A30 联锁

ACS400

联锁

变频器

故障含义：Pump-Fan Control interlocks are active. The ACS 400 cannot start any motor (when Autochange is used), or the ACS 400 cannot start the speed regulated motor (when Autochange is not used).

可能原因

检查与处理

资料来源：ACS400 User's Manual Rev C (EN, 官网)