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144R11 is a spring return damper actuator designed for emergency damper closure in HVAC and industrial systems
This drives the piston to open the gas valve against the return spring
Weight: 15
503U - Double gas valve 2" BSP
Black Teknigas Powerseat Eco Gas Valve PE6683230V
Siemens VGD40.125 DN125 Double Gas Valve model_skp55_001e2 144R11 is a spring returnSiemens VGD40. 125 Double gas valve, DN125, 580m h Siemens Part Number: BPZ: VGD40. 125 Compact VGD40. 125 doublevalve bodies consist of 2 safety shut off valves in series. Each individual safety shut off valve has double seats to achieve high flow. Patented seat construction with individual closing spring for each seat to assure reliable shut off and high close off pressure rating. Full port vent line connection plates are available. Siemens VGD40.