Automation

Switchgear

Safety Technology

Commanding and Signalling

Control circuit devices

Signal towers

Electronic position switches

Mechanical position switches

Electronic proximity switches

Pressure switches MCS

1-Pole Pressure Switches

3-Pole Pressure Switches

3-Pole Pressure Switches with relief valve

Safety position switches

Small enclosures CI-K

Control, Display and Operate

Switching and Protecting Motors

Switching and Protecting High Power

Darwin Technology

Insulated Distribution Boards

3-pole pressure switches MCS with relief valve

These 3-pole pressure switches are used in main circuits. Switching, On and Off, for example of a compressor, is effected indirectly.

A relief valve ensures a load-free motor start-up with small and medium size compressors.

Implementation

Legend
 

	Pressure switch
	Motor-protective circuit-breaker
	Motor
	Compressor
	Pressure pipe
	Pressure tank
	Relief pipe
	Back-pressure valve

3-pole pressure switches MCS with relief valve.