Inovance IS580T080 - Braking IGBT Works Overtime; Reverse Running Time out

6 Troubleshooting
- 58 -
DC BUS voltage stays higher than braking level?
Install braking unit
Braking IGBT works overtime
Yes
F8-25 too small?
If braking resistor is not hot,
then increase F8-25, but if
hot, then install a higher
rating resistor
Yes
No
Seek for support
flow falling down time set too short?
Increase time
Reverse running time out
Yes
pressure command falling down time too short?
Increase time
Yes
No
Seek for support
Note
E47 and E48 are multi-pump related faults, please refer to <multi pumps solution> User Manual�