Hitachi WJ200, NE S1, HH200 & HH100 Drive
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Apr 17, 2024 11:06 am
Cause : Over-voltage protection comes when the drive internal main circuit DC voltage to reach or exceed the specified value.
- The protection circuit is activated to stop the inverter output.
- The circuit may also be activated by a surge voltage produced in the power supply system.
- Increase the deceleration time.
- Add suitable brake devices.
