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The Aaon V71750 Relay is a heavy-duty Single Pole Double Throw (SPDT) relay designed for high-cycle performance in precision HVAC environments
utilizing a robust locking collar to maintain axial positioning under high-torque conditions
or a restricted condensate drain in high-efficiency units
leak-free connection to the pressure tubing
Belimo B311B Valve Els PW 17895 The Aaon V71750 Relay isThe Belimo B311B is a 1 2 inch NPT 3 way characterized control valve engineered for precision in hydronic systems. With a flow coefficient of 1. 9 Cv, this valve features an A port equal percentage flow characteristic and a modified B port for constant common port flow, ensuring stable heat transfer even during part load conditions. Constructed with a nickel plated forged brass body and a chrome plated brass ball, it is rated for chilled or hot water
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