Cycling rate and minimum running times

For the maximum cycling rates (maximum starts per hour) and the desirable minimum running times of the compressor see the respective Operating Instructions. In general, the following applies for operation with frequency inverter:

  1. Adhere to the cycling rate specifications even during maintenance work!

At low motor speeds, the minimum running times may be longer – pay special attention to the oil return.

For work on the compressor once it has been commissioned:

The compressor is under pressure!
warning

The compressor is under pressure!

Serious injuries are possible.

Depressurise the compressor!

Wear safety goggles!

Surface temperatures of more than 60°C or below 0°C.
caution

Surface temperatures of more than 60°C or below 0°C.

Risk of burns or frostbite.

Close off accessible areas and mark them.

Before performing any work on the compressor: switch it off and let it cool down or warm up.