Siemens 171E-10312S 2W 1", 10CV BALL VALVE ASSEMBLY, STAINLESS STEEL BALL & STEM, 2-POS, NO, SR

This 599 Series 2-way ball valve with a 2-position control, normally open, fail safe actuator assembly, providing 200 psi close-off, is used to control hot or chilled water and up to 50% Glycol solution in convectors, fan coil units, unit conditioners, radiation and reheat coils. This 1-inch valve is 10 Cv, equal percentage flow characteristic, with stainless steel ball and stem, and an operating handle that can manually operate the valve in the event of power failure.