Dcct Overcurrent; Instantaneous Overcurrent; Overcurrent (Effective Value) - Mitsubishi Electric PURY-P72 Service Handbook
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Also See for PURY-P72:
- Service handbook (403 pages) ,
- Service handbook (387 pages) ,
- Service handbook (200 pages)
Table of Contents
[ IX Troubleshooting ]
1. Error Code
4250
(TJMU-A)
DCCT overcurrent (H/W detection) (Detail code 103)
Instantaneous overcurrent (Detail code 106)
Overcurrent (effective value) (Detail code 107)
2. Error definition and error detection method
P72 model
Overcurrent 88 Apeak or 42 Arms and above is detected by the current sensor.
P96, P120, P144 models
Overcurrent 128 Apeak or 60 Arms and above is detected by the current sensor.
3. Cause, check method and remedy
Cause
(1)
Inverter output related
Refer to section -7- "Inverter (TJMU-A)" under part [4] Troubleshooting Principal Parts for error codes related to the
inverter.(page 310)
HWE09130
Check method and remedy
Refer to IX [4] -7- (2) [1] - [4].(page 312)
- 230 -
GB
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Troubleshooting
