Performing Functional Tests - Danfoss VLT FC Series Operating Manual

Safe Torque Off
Operating Guide

4.7.1 Performing Functional Tests

Procedure
1. Remove 24 V DC voltage supply at terminal 37.
2.
Check if the LCP shows Alarm 68, Safe Stop or Warning 68, Safe Stop.
3. Verify that the drive trips the unit.
4. Verify that the motor is coasting and comes to a complete stop.
5. Verify that the motor cannot be started.
6. Reconnect 24 V DC supply to terminal 37.
7. Verify that the motor is not started automatically and restarts only by giving a reset signal via bus, digital I/O, or [Reset] key.
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Commissioning
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