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Step By Step Direct Acting Solenoid Valve
Jul 26, 2016

Principle: it is a combination of direct acting and pilot-principle, when the inlet and outlet when there is no pressure, power, the electro-magnetic drive guide small valve and main valve closes in turn lift the valve open. When the inlet and outlet when the starting pressure is reached, power, force pilot small valves, main pressure valve cavity, cavity pressure drop, which pushed up the main valve pressure drop; power, the pilot valve closed by spring force or media pressure to push, move down, the valve closes.

Features: at zero pressure or vacuum, high pressure can also be *, but more powerful, must be installed horizontally.

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