Service Monitor User Manual
Danfoss Turbocor Compressors Inc. 63
ECD-00007M Rev. 1
24 Actual Shaft Speed (RPM) Actual rotational shaft speed.
25 Desired Shaft Speed (RPM) Desired rotational shaft speed.
26 Inverter Side Motor Amps Current outputted from the IGBT Inverter to the motor (torque-
generating current component).
27 Earth Leakage Current Motor current that leaks to ground due to an insulation fault.
28 3-Phase Power Input Mains (AC) input power [kW].
29 Inverter Temperature Inverter temperature as measured by thermistor mounted under the
IGBT Inverter.
30 Back EMF Internal motor voltage
31 Shaft Status Shaft state. Either levitated or de-levitated.
32 Ax Un-balance % Percentage unbalance of total allowable axial displacement.
33 Fr Un-balance % Percentage unbalance of total allowable front radial displacement.
34 Br Un-balance % Percentage unbalance of total allowable rear radial displacement.
35 Ax Force [Amps] Current required to counteract axial unbalance force.
36 Fx Force [Amps] Current required to counteract front x unbalance force.
37 Fy Force [Amps] Current required to counteract front y unbalance force.
38 Bx Force [Amps] Current required to counteract rear x unbalance force.
39 By Force [Amps] Current required to counteract rear y unbalance force.
40 3 Phase Amps Mains (AC) input current.
41 3 Phase Voltage Mains (AC) input voltage.
42 Compressor Real Time Clock Time of data capture.
Table 22 List of Compressor Data Captured (Continued)
Data Parameter Description
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