Version 1.2 (08/2022) en
Translation of original operating instructions 41 of 64
Assembly and installation
sold by Interroll.
• Resonance frequencies in the power supply line must be prevented since the create voltage spikes in the motor.
• If the cable is too long, frequency inverters generate resonance frequencies in the line between frequency inverter
and motor.
• Use a completely shielded cable to connect the frequency inverter to the motor.
• Installasine-wavelteroramotorchokeifthecableislongerthan10meterorifafrequencyinvertercontrols
several motors.
• Ensure that the cable shield is connected to a grounded part according to the electrotechnical guidelines and local
EMC recommendations.
• Always observe the installation guidelines of the frequency inverter manufacturer.
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