The VML type valve is a safety valve that is normally closed, with fast or slow opening, with adjustable rapid section for initial gas flow. When not in working position the spring works on the seat keeping the gas passage closed. When the coil is powered the valve opens rapidly in the first section of the flow, then slowly, with adjustable speed. When power is cut off the valve rapidly shuts.This type of device is suitable for gas and air blocking and adjusting controls in atmospheric burners or fan-assisted burners, in industrial ovens and in all gas equipments which use gas solenoid valves (qualified for continuous service - 100ED).
