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pneumatically-operated direct acting thermostat engineered for precise temperature control in demanding commercial HVAC environments
allowing for the switching of all three phases of a three-phase power supply or multiple circuits simultaneously
System Efficiency: Prevents energy loss and potential safety issues caused by heat exchanger air leaks
the Field Controls 46264901 provides forced-air induction
it provides the precise torque required for auxiliary components and small blower assemblies
Siemens Building Technology 257-02055 Valve Assembly 326058-755 pneumatically-operated direct acting thermostat engineeredThe Siemens 257 02055 Valve Assembly is a high performance 2 way normally open valve designed for precision control of hot or chilled water and low pressure steam in terminal units. Built on the rugged Powermite 599 MT Series platform, this assembly features a 1 2 inch NPT connection and a 2. 5 Cv flow coefficient. The forged brass body is paired with stainless steel trim to ensure long term durability and resistance to scaling in demanding hydronic