Figure 9.1 D C Bus Voltage Terminals (1 25 Hp Drives) - Reliance electric GV3000 Instruction Manual

For 100 150HP drives, while standing on a non conductive surface and wearing insulated
gloves (600V), remove the top two screws of the regulator panel and tilt the panel forward.
See figure 9.4. Measure the D C bus potential at the bottom of the fuse holders on the
Power Module Interface board on the back of the regulator panel. Take care not to touch
any conductive traces. Re attach the regulator panel.
Step 5. Once the drive has been serviced, re attach the drive's cover.
Step 6. Re apply input power.
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Figure 9.1 D C Bus Voltage Terminals (1 25 HP Drives)