ABB ACH480 - Disconnecting the ground-to-phase varistor, or connecting the EMC filter; EMC;VAR screw location

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Disconnecting the ground-to-phase varistor, or connecting the EMC
filter
Before you continue, refer to Compatibility of EMC filter and ground-to-phase
varistor with the grounding system (page 94).
• To disconnect the ground-to-phase varistor, remove the metal VAR screw.
• To connect the EMC filter, remove the plastic EMC screw, and replace it with
the metal screw included in the drive delivery.
EMC/VAR screw location
Frames R0…R2
Frame R4Frame R3
96 Electrical installation – North America