Siemens Building Technology 257-02045 Valve Assembly 320788-703 With a fixed 67-83F temperature

With a fixed 67-83F temperature range and a tight 4°F differential

and secondary contactors

Can I use this with both AC and DC contactors

technical data indicates this 1020 RPM motor typically includes the necessary capacitor required for PSC motor operation

Siemens Building Technology 257-02045 Valve Assembly 320788-703 With a fixed 67-83F temperatureThe Siemens Building Technology 257 02045 is a professional grade 2 port pneumatic control valve assembly designed for high accuracy regulation of hot or chilled water in terminal units like convectors and fan coils. As part of the Powermite 599 MT Series, this 3 4" NPT x Union Male assembly features a normally open configuration and a forged brass body with durable brass trim. Engineered for a 6. 3 Cv flow capacity, it utilizes a modified equal