Inovance 99-2 fault code meaning
Inovance / 99-2
Series: MD580S
Diode junction temperature too high
AC drive
Meaning:
Possible causes
- The maximum diode temperature exceeds the junction overtemperature threshold.
Source: MD580S Series Low-Voltage High-Performance Industrial AC Drive Function Manual P450
Series: MD880
Parallel module phase V current imbalance
AC drive
Meaning:
Possible causes
- Output cable lengths differ significantly.
- The output current-sharing inductors of the AC drives differ significantly.
- Current detection error in one of the parallel units.
- Other causes.
Source: MD880 Series AC Drive Function Manual (HCU) P647