GHN25/65-180 GUT CENTRAL HEATING CIRCULATOR PUMP

Degree of protection: IP 44 (IEC 144). Pumped liquid: Clean, free of solid substances or mineral oils, non-viscous, chemically neutral, similar to water, preheated (according to VDI 2035, which determines water hardness and pH). The kinematic viscosity value can reach up to 10 cSt (mm2/s). Liquid temperature: from -10°C to +110°C. Maximum working pressure: 10 bars. Insulation class: F. Performance curves with water temperature at 18°C. MATERIALS: Pump body made of cast iron, polymer impeller, stainless steel sealing flange, stainless steel rotor and stator sleeves, motor shaft (1.4104), graphite bearings, die-cast aluminum motor housing, asynchronous motor with submerged rotor. INSTALLATION: With the motor shaft in a horizontal position.