The VC4043 series Spring Return Valves are used in Heating and Air conditioning systems to control the flow of the heat transfer fluid. The fluid is typically hot or cold water, however treated water(Max.50% Glycol Solutions) applications are also permissible. Spring return VC valve is one type of control valve that can do precise control refer to customer’s demands. Spring return actuator has the special function that if the power is off, the valve will return to original position by spring. This is a safe and energy saving function to customers. In addition, this valve is capable of handling greater differential pressures without water-hammer.

Feature

• Model: VC4043AJ1000T
• Size: DN 20 (3/4″)
• Pipe Connection: BSPP
• Type: 2 Way
• Control signal:  On/Of
• Supply Voltage: 220V ±10%  50Hz/60Hz
• Label color code: Red
• Nominal Timing: Opens in 35 sec. @ 50 Hz Close time 10 sec Max.
• Electrical Termination: With integral 1 meter (nominal 39’’) lead wire cabl