Starting and Stopping the Compressor
16 Danfoss Turbocor Compressors Inc.
ECD-00007M Rev. 1
5.2.2 How to Stop the Compressor
To stop the compressor, enter ‘0’ in the Loading Demand
field.
5.3 Chiller Control
The Chiller Control mode is fully automatic and controls
the chilled water temperature using a temperature sensor
connected directly to the Chiller Interface module. This
mode can also be used to control evaporating temperature
which is derived from the suction pressure measurement
NOTE:
The Chiller Interface interlock switch must be closed and
no errors present for the compressor to start up and run.
5.3.1 How to Start the Compressor
Open the “Chiller Control” window. Select “Window”→
“Chiller Control” from the menu bar, or click on the
“Chiller Control” icon located below the menu bar.
On the Chiller Control form, check the Chiller Enable
Status box. The compressor will ramp up and adjust its
speed to reach and maintain the setpoint. Refer to Figure 18.
5.3.2 How to Stop the Compressor
On the Chiller Control form, uncheck the Chiller Enable
Status box. The compressor will ramp down to 0 RPM and
de-levitate.
Figure 17 Compressor Control Form
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