14 Rockwell Automation Publication 750-PM101B-EN-P - April 2022
Chapter 1 Overview
4. Energize 240V control power (D).
5. Energize three-phase power (A).
6. Turn the fused disconnect switch (B) to the ‘On’ position.
7. After drive system boots up, clear faults related to the three-phase
outage.
De-energize
De-energize the product in the following sequence:
1. Turn the fused disconnect switch (B) to the ‘Off’ position.
2. De-energize three-phase power (A). This may not be needed.
3. De-energize 240V control power (D). This is only needed to turn off
heatsink fans on LCL filters.
4. Leave the Control Power switches (E) for the Common Bus Inverters in
the ‘On’ position when the drive system is not in operation.
5. Leave the DC Precharge switches (F) for the Common Bus Inverters in
the ‘On’ position when the drive system is not in operation. This step is
not required for Common Bus Inverters without DC Precharge.
6. Leave 24V auxiliary power (C) energized when the drive is not in
operation.
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