Use scroll keys (12) to check all protections. In case of element outlet temperature warning, the display
will appear as below:
Text on image
(1)
General
(2)
Element Outlet
(3)
Level High
(4)
Shutd.Warn.
(5)
Shutdown
(6)
Modify
It remains possible to scroll through other screens, using the Scroll keys (12) to check the actual status of
other parameters.
Press stop key (13) to stop the compressor and wait until the compressor has stopped.
Switch off the voltage, inspect the compressor and remedy. The warning message will disappear as soon
the warning condition disappears.
8.6
Shutdown
Description
The compressor will be shut down in following circumstances:
• In case the temperature at the outlet of the compressor element exceeds the programmed shutdown
level (detected by temperature sensor (TT11) or by temperature switch (TSHH11)).
• In case of too high air/oil temperature (detected by additional temperature switch (TSHH21)).
• In case of overload of the compressor motor (M1) or the fan motor (M2).
• In case of error of the outlet pressure sensor (PT20).
• In case of incorrect phase sequence, detected by phase sequence relay (K25).
Instruction book
76
2920 7140 90
Summary of Contents for GA15
Page 1: ...Atlas Copco Oil injected rotary screw compressors GA 15 GA 18 GA 22 GA 26 Instruction book ...
Page 2: ......
Page 168: ......
Page 169: ......