Operation And Maintenance; Safe Operation - Danfoss VLT FC 280 Operating Manual

Operating Guide | VLT® Midi Drive FC 280
Table 43: Commissioning Test Report: Safe Stop 1 Time Controlled
Safety Test procedure
functions
SS1-t 1. Check the SS1-t circuit connections against the circuit diagram. SS1-t function must be inac-
tive:
• Via digital input.
• Via PROFIsafe.
2. Power on, manual acknowledgment is required if configured. No safety faults and alarms.
3. Run the drive.
4. Ensure that the correct drive is running.
5. Trigger SS1-t while the drive is running.
6. Check the following:
• The drive coasts to zero speed after the specified waiting time has elapsed.
• The motor is braked and stopped by the mechanical brake (if available and configured).
• Warning 68 Safe Torque Off is shown.
7. Deactivate SS1-t.
8. Check the following:
• Depending on the configuration, Safety Func. Pending is shown.
• SS1-t inactive.
9. Restart the drive and check that the motor runs normally.
10. Ensure that the SS1-t function is safe and accepted to operate.
11. Document and sign the commissioning test report.

Operation and Maintenance

6.10

Safe Operation

6.10.1
UNINTENDED BEHAVIOR
Numerous stored data or settings determine the behavior of the drive system. Unsuitable settings or data may trigger
unexpected movements or responses to signals and disable monitoring functions. Failure to follow these instructions can result in
death, serious injury, or equipment damage.
Do not operate the drive system with unknown settings or data.
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Verify that the stored data and settings are correct.
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When commissioning, run tests for all operating states and potential error situations carefully.
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Verify the functions after replacing the product and changing the settings or data.
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Only start the system when there is no person or obstructions in the hazardous area.
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Prerequisites for normal operation:
Commissioning is complete.
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The safety option contains the configuration data.
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98 | Danfoss A/S © 2024.10
WARNING
Safety Functions
Approved ✓
AQ381425076031en-000201 / 130R1223