Electrically actuated valves for quality and accuracy in fluid control Valve options The Spirax Sarco range of 3-port QL valves with electric actuators provides a wide choice for the control of water, oils and other industrial fluids used in controlling energy and fluid flows to manufacturing and other processes. The control valve options cover PN25 up to PN40 pressure ratings with materials in SG iron or cast steel. Valve body and electric actuator combinations from Spirax Sarco provide reliable and competitive solutions to most fluid control problems.
Operation Model Size DN Material Connections Max. differential Max. operating pressure temperature Mixing QL73 15 -100 SG iron Flanged BS 4504 PN25 25 bar 250°C QL43 15 -100 Cast steel Flanged BS 4504 PN40 40 bar 250°C Diverting QL73D 15 -100 SG iron Flanged BS 4504 PN25 25 bar 250°C QL43D 15 -100 Cast steel Flanged BS 4504 PN40 40 bar 250°C