Inovance IS300T080-C - Page 199

- 193 -
No.
Fault
Phenomenon
Possible Cause Solution
3. Load fluctuates.
10
ERR17 alarm is
reported upon
power-on.
1. The soft start
contactor is not
switched on.
1. Check if the contactor
cables are loosened;
2. Check if the contactor has
fault;
3. Check if the 24V power
supply of the contactor
has fault;
4. Consult the manufacturer.