Glossary “low pressure side” Definition:
1). Usually refers to the return side of a fluid or air system having a low pressure. 2). Often referred to as suction side.

Glossary “low pressure switch” Definition:
Switch that is actuated due to a drop in system pressure.

Glossary “low pressure vapor line” Definition:
Term used for suction line of a A/C system.

Glossary “low pressure control” Definition:
Electrical or mechanical device used to control pressure in the low side of a system.

Glossary “low pressure cutoff switch” Definition:
Electrical switch that is activated by a predetermined low pressure, to open a circuit during certain low-pressure periods.

Glossary “low pressure line” Definition:
Hose or line used to carry low pressure vapor, liquid, or air.