Special Features:

The p72 series of controls employs a set of dpst contacts that are opened and closed by the pressure actuated bellows. The heavy duty load-carrying contacts provide direct control of motors having integral lineinterrupting overload protectors up to three horsepower, 240 volt, single phase. Starter is unnecessary. Primarily used on airconditioning and refrigeration applications but also used to control air, water, and lube oil pressure.

Properties:

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. Excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.