Air Compressor Part of the Day

About the pressure switch on your air compressor

Pressure switches are found on many different types and sizes of air compressors. From the smallest reciprocating compressor, to the biggest rotary screw compressor… they know when to stop and start (or load and unload) because of the pressure switch. On new and bigger machines, the good old pressure switch is replaced by a pressure …

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The air compressor inlet filter: more important than you think

For today’s post in the ‘part of the day’  series, I want to talk about the inlet filter of your rotary screw air compressor. The air compressor inlet filter protects your compressor from outside dust and dirt. This is important, because all the dust that is sucked in by the air compressor eventually ends up …

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How the overload relay ('thermal block') protects your air compressor

In this second post in the ‘part of the day’ series, I will discus an important part that is found on almost all but the smallest (<2 kW) compressors: the overload relay. The overload relay is also often called the ‘thermal block’ or ‘thermal relay’. This part protects your compressor from self-destructing when things go …

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