INCORRECT PHASE ROTATION
UnclassifiedGeneral
What This Code Means
EHR displays 'Incorrect phase rotation' error; EHR shows 'Incorrect phase rotation' error; System shutdown; EHR shows 'Incorrect phase rotation' alarm; Equipment shutdown
Possible Causes
- •Incorrect wiring of the phase distribution in the input socket
- •Phase distribution of the electrical distribution grid is unknown or incorrect
- •Incorrect phase sequence
- •Incorrect distribution of phases when wiring an electrical distribution grid
- •Phase distribution of the AC electrical distribution grid is unknown or incorrect
- •One of the phases has been disabled
Suggested Actions
- 1Interchange phases at the input socket until the EHR does not show the error
- 2Wire the input socket according to the phase distribution image
- 3Interchange the phases until the EHR does not show the error
- 4Change the phases at the input until the EHR does not show the 'Incorrect phase rotation' alarm
- 5Ensure correct phase arrangement when distributing phases in the busbar
- 6Interchange the phases until the EHR does not show the 'Incorrect phase rotation' error
Related Hipower Systems Fault Codes
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