Tekmar Controls 670 Control 319825-402 this dual-frequency compressor is rated

this dual-frequency compressor is rated for 380-400V at 50Hz and 460V at 60Hz

or a temperature differential across the valve body indicating internal bypass or a "bleeding" slide

For systems rated up to 250 PSIG

The stainless steel construction offers excellent chemical compatibility with all common non-corrosive refrigerants

Tekmar Controls 670 Control 319825-402 this dual-frequency compressor is ratedThe tekmar 670 is a high performance WiFi snow melting control designed specifically for the rigorous demands of commercial and residential hydronic or electric systems. Engineered for seamless integration, this 120Vac snow detector features a 3. 5 inch color touchscreen and is housed in a rugged NEMA 3 enclosure for reliable outdoor protection when required. For hydronic snow melting, it provides integral boiler return protection via mixing valve