Schroedahl SUL Automatic Recirculation Valves

Flow actuated Pump Protection Combines four functions in one valve - Automatically senses the main flow and positions the disc accordingly. - Automatically bypasses the minimum flow to a suction tank (or condensate tank) protecting the pump from overheating. - Cascade feature reduces the high pressure mains flow to a lower pressure in the suction tank. - Also operates as a conventional check valve, preventing a return flow through the pump.

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