V508 Surge Anticipating Control Valve that the system is protected by relieving the surge pressure caused by changes in water velocity as a result of power cuts in pump systems and cut in and out of pumps. Valve is opened rapidly during power cuts and returning negative surge pressure is drained. When negative surge pressure is in normal values, valve closes itself gradually.
Place the water gauge properly, paying attention to the tank level. Set the automatic mode for three-way globe valve. Connect the cable of solenoid coil and water gauge to the panel. Drain water to the system.