Siemens Building Technology 599-00531 Valve Assembly 321894-708 it features an integrated manual

it features an integrated manual stem

Enhanced Durability: Features a heavy-gauge steel frame and diecast aluminum end plates with machined steel bearing seats for structural integrity

This add-on board functions as an isolated field bus expansion

the CN15NN3A utilizes silver cadmium oxide contacts to provide superior conductivity and resistance to arc erosion during frequent cycling

Ensure power is disconnected before servicing

Siemens Building Technology 599-00531 Valve Assembly 321894-708 it features an integrated manualFor high demand hydronic and HVAC zoning applications, the Siemens 599 00531 stands as a professional grade 3 way zone valve designed for precise fluid control. Built with a rugged brass body and brass trim, this assembly features a 1 2 inch sweat connection and a 2. 5 Cv linear flow characteristic, ensuring consistent mixing or diverting performance in radiators, induction units, and fan coil systems. Engineered to handle water or up to 50% glycol