Danfoss VLT HVAC Drive FC 131 - Mains and Motor Connection Details

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Illustration 2: IP54, 400 V, 0.75–18.5 kW (1–25 hp)
1
EMC screw
For IP54, 400 V, 22-90 kW (30–125 hp) units, the RFI switch can be opened in parameter 14-50 RFI Filter. Select [1] On to turn the RFI
filter on. The RFI filter ensures that the drive complies with EMC standards. Select [0] Off only when the drive is connected to IT
mains.
N O T I C E
If reinserted, use only M3x12 screw.
3.2.3 Mains and Motor Connection
3.2.3.1 Introduction
The drive is designed to operate all standard 3-phase induction motors.
Use a shielded/armored motor cable to comply with EMC emission specifications and connect this cable to the motor.
Keep the motor cable as short as possible to reduce the noise level and leakage currents.
Also see EMC-Correct Installation in the 3.2.5 EMC-compliant Electrical Installation.
AQ367426199594en-000101 / 130R098812 | Danfoss A/S © 2021.06
Installation
VLT® HVAC Drive FC 131
Operating Guide