Safety valve on the air receiver (tank-mounted units)
Reference Designation Function
IG (IEC)
OL (cULus)
See also section
Electrical diagrams
Motor overload relay To shut down the compressor in case the motor current
is too high.
TSH (IEC), TS
(cULus)
See also section
Electrical diagrams
Temperature shut-down
switch
To shut down the compressor if the temperature at the
outlet of the compressor element is too high.
SV Safety valve To protect the air outlet system if the outlet pressure
exceeds the opening pressure of the valve.
After tripping of the temperature protection: switch off the voltage and depressurise. Check and remedy. See
Problem solving. Wait a few minutes to let the machine cool down.
Instruction book
28 2920 7105 31