American Power Conversion Central Air Conditioning System manual Reset variable frequency drive

Models: Central Air Conditioning System

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Operation: Set Up Module Control

Operation: Set Up Module Control

Reset variable frequency drive

Paths: Main > Setup > Module > Main Module > Module Control > Reset VFD # Main > Setup > Module > Expansion Module > Module Control > Reset VFD #

The Reset VFD option resets the variable frequency drive (VFD). The drive shuts down during a VFD # Fault Tolerance Exceeded alarm. The alarm occurs when the VFD detects three faults within thirty minutes. Use this function to restart the drive manually when the alarm condition is resolved.

VFD Fault Tolerance Exceeded alarms indicate a problem with the VFD. Check the event log for other VFD alarms before resetting the VFD.

Reset humidifier

Paths: Main > Setup > Module > Main Module > Module Control > Reset Humidifier Main > Setup > Module > Expansion Module > Module Control > Reset Humidifier

The Reset Humidifier option resets the humidifier. The humidifier shuts down during a Humidifier Fault Tolerance Exceeded alarm. The alarm occurs when the humidifier detects three faults within thirty minutes. Use this function to restart the humidifier manually when the alarm condition is resolved.

Humidifier Fault Tolerance Exceeded alarms indicate a problem with the humidifier. Check the event log for other humidifier alarms before resetting the humidifier.

The steam-electrode humidifier must be in Auto mode to operate.

Note

Set up Humidifier

Paths: Main > Setup > Module > Main Module > Module Control > Set up Humidifier Main > Setup > Module > Expansion Module > Module Control > Set up Humidifier

The Set up Humidifier option controls the steam-electrode humidifier mode.

Humidifier Mode. The steam-electrode humidifier can be set to one of three modes:

Off — Removes power from the electrodes in the humidifier, while the cylinder remains filled.

Drain — Removes power from the electrodes and drains the cylinder.

Auto — Applies power to the humidifier and sets the humidifier to operate according to the Module controller.

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NetworkAIR IR Operation, Maintenance, and Troubleshooting

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American Power Conversion Central Air Conditioning System manual Reset variable frequency drive, Reset humidifier