Product Manual

18 Edition 03/2015 Cod. 9828093011 00-
ENGLISH
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SHUT DOWN
The compressor will be shut-down in the following cases:
- The temperature at the outlet of the compressor element exceeds the shut-down level
- Error of the outlet pressure sensor
- Overload of the drive motor
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Compressor element outlet temperature
If the outlet temperature of the compressor element exceeds the shut-down level (110°C / 230°F), the compressor will be shut-down, the alarm led
(8) will blink, the automatic operation led (10) will switch off.
The following type of screen will appear.
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Press the arrow key (14) until the actual compressor element temperature appears:
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The screen shows that the temperature at the outlet of the compressor element is 122°C (251,6 °F).
Isolate the compressor from its power supply line of the compressor.
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WARNING: The unit must be disconnected from the power supply net!
Inspect the unit and rectify.
After rectifying and when the shut-down condition has disappeared, switch on the voltage and restart the compressor.
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Motor overload
In case of motor overload, the compressor will be shut-down, the alarm led (8) will blink, the automatic operation led (10) will switch off and the
following type of screen will appear:
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Take care that the shut-down “Overload motor” appears in case of main motor overload or incorrect phase sequence (detected by phase sequence
relay) or overtemperature detected by temperature switch.
Isolate the compressor from its power supply line of the compressor.
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WARNING: The unit must be disconnected from the power supply net!
Inspect the unit and remedy.
After rectifying and when the shut-down condition has disappeared, switch on the voltage and restart the compressor.