Siemens 171D-10371 599 SERIES 3W, 2", 63 CV BALL VALVE, PROPORTIONAL (0-10V), NSR ACTUATOR

This 599 Series 3-way ball valve with a non-spring return Proportional (0-10V) actuator assembly, providing 200 PSI close-off, is used to control hot or chilled water and up to 50% glycol solution in air handlers, convectors, fan coil units, unit conditioners, radiation and reheat coils. This 2-inch valve is 63 Cv, with chrome-plated brass ball and brass stem, includes an operating handle that can manually operate valve in the event of power failure.