Danfoss VLT FC 102 Programming Manual page 750

Programming Guide | VLT® HVAC Drive FC 102
Warning 506, Load Envelope Low Warning 2
The application load has reached condition orange low limit.
Troubleshooting
Investigate the root cause for the decrease in motor load and then check the load specified for the application
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ALARM 510, Motor Stator Winding Alarm
Cause
Stator winding has reached condition red. A severe fault is detected in the motor.
Troubleshooting
Check motor stator winding.
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WARNING 510, Motor Stator Winding Warning 1
Cause
Stator winding reached condition yellow. An early fault is detected in the motor.
Troubleshooting
Check the motor stator winding.
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ALARM 511, Load Envelope Alarm
Cause
Application load has reached condition red.
Troubleshooting
Check root cause for excessive overload or underload.
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WARNING 511, Load Envelope Warning 1
Troubleshooting for Warning 511, Load Envelope Warning 1
Cause
Application load has reached condition yellow.
Troubleshooting
Check root cause for high motor load.
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Alarm 512, Sensor 1 Monitoring Alarm
Cause
There is an excessive amount of motor vibration on sensor 1. The vibration levels have reached condition red.
Troubleshooting
Investigate the root cause for the excessive vibration. Before commissioning of condition-based monitoring, ensure to comply with
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the ISO10816 standard for machinery.
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Troubleshooting
AU430028034214en-001901 / 130R0310