Pump circulation 65W Hmax 4m Qmax 63l / min Ø1½ "180mm + nuts Ø1" AQUATICA (774,112) These pumps are designed for pumping clean water, may be used for water circulation in the central and zonal heating systems, air conditioning and hot water supply systems , Pumping Unit: - Body: cast iron; - The motor shaft: ceramic; - Impeller: technopolymer Motor: - Motor type: asynchronous, trohskorostnoy, silent; - the stator windings of copper; - motor stator sleeve: Stainless steel AISI 304; - Bearing: Ceramic groove; - Voltage: 220-240V; - Frequency: 50 Hz; - Insulation class: H; - Protection: IP44, Nozzle: - DN pump: 1½ "; - DN adapter 1" Operating conditions: - maximum liquid temperature: +110 ºC; - Maximum ambient temperature: +40 ºC; - Permitted system pressure up to 10 bar; - only clean water without abrasive impurities (sand, clay, lime and