Armaş “FE” model excessice flow shut-off control valve is activated by the line pressure. The valve is a hydraulic control valve closes drip tight when flow rate exceeds the set value. The valve is fully open when flow rate is below the set rate. A differantial 3 way pilot valve and orifis are on valve which immediately closes drip tihgt itself when flow rate exceeds the set value. This feature allows prevent waste water such as burst pipe damage. The valve is open manual after auto closing. It is set auto after the fully opening will be provided.
Valve size same as main line or one size smaller. Maximum flow speed for continuous operation 5.5 m/sec (18 ft/sec)