Danfoss EM-PMI540-T3000, Руководство пользователя

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Signi cant lubricant leak
Worn radial lip seal. Contact Danfoss.
Block at the grease outlet
channel.
Clean the grease escape channel from solidi ed grease using brush if necessary.
Electric machine does
not work properly or the
performance is poor
Wrong machine parameters
in the inverter
Check and correct the machine parameters from the inverter.
Demagnetization of
magnets due to overheating
Measure the winding resistance, refer to manufacturer data. Replace the electric
machine if necessary.
Bearing fault Check the bearings, lubrication and conditions.
Insulation fault
Measure the insulation resistance, refer to the manufacturer limits. See Chapter
Insulation resistance test. Replace the electric machine if necessary.
Anti-condensation
heater failure
The heater element is faulty Measure the resistance of the heater element, see Chapter Anti-condensation heater
connections. If the heater is faulty, contact Danfoss.
Temperature
measurement failure
The PT100 sensor faulty
Measure the resistance of the PT100 sensor, see Chapter Low voltage (measurement
signal) connections. If the sensor is faulty, read out the signal from another sensor.
Contact Danfoss. See also Chapter Emergency operation.
EM-PMI540-T3000
10. Troubleshooting
54 | © Danfoss | Produced By: Danfoss Power Solutions | November 2018
| BC265857716810en-000103