519006

Caleffi Adjustable differential pressure by-pass valve

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    Caleffi Adjustable differential pressure by-pass valve



    Item Details

    Connections1” male x 1” male (straight)
    Max. operating pressure:145 psi (10 bar)
    Max. operating temperature:212°F (100°C)
    By-pass differential pressure setting range:0.3 - 4.3 psi (2 - 30 kPa)

    519 series Adjustable differential pressure by-pass valve

    The adjustable differential pressure by-pass valve ensures the head pressure of the pump is proportional to the number of two-way on/off, modulating or thermostatic valves being closed in the secondary circuit, preventing pump overheating and excessive fluid velocity.

     
     

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