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HVAC Drive H300 311
Issue Number: 3
User Save User Save error / not completed
36
The User Save trip indicates that an error has been detected in the user save parameters saved in non-volatile memory.
For example, following a user save command, If the power to the drive was removed when the user parameters were being
saved.
Recommended actions:
• Perform a user save in Pr mm.000 to ensure that the trip doesn’t occur the next time the drive is powered up.
• Ensure that the drive has enough time to complete the save before removing the power to the drive.
User Trip User generated trip
41 -89
112 -159
These trips are not generated by the drive and are to be used by the user to trip the drive through an application program.
Recommended actions:
• Check the user program
Watchdog Control word watchdog has timed out
30
The Watchdog trip indicates that the control word has been enabled and has timed out
Recommended actions:
Once Pr 06.042 bit 14 has been changed from 0 to 1 to enable the watchdog, this must be repeated every 1s or a
Watchdog trip will be initiated. The watchdog is disabled when the trip occurs and must be re-enabled if required when the
trip is reset.
Trip Diagnosis
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