Grundfos ALPHA circulators are medium-sized, speed-controlled, high-efficiency pumps fitted with an electronically commutated motor (ECM) with permanent-magnet rotor and variable frequency drive. Grundfos ALPHA circulators are designed for domestic building applications such as
Circulating liquids in heating systems.
How water recirculation.
Air conditioning and cooling systems.
The canned-rotor type pump and motor form an integral unit with a shaft seal with two gaskets for sealing and four screws for fastening the stator housing to the pump housing. The bearings are lubricated by the pumped liquid.
Grundfos ALPHA1 circulators feature integrated differential pressure control as well as constant curve mode. The ideal choice for basic functionality needs.