Motor 2-pole induction motor; three-phase: 380~415V/50Hz Single-phase: 220~240V/50Hz Single-phase with thermal protector Insulation class: B or F Protection: IP55 Continuous duty Applications： It`s widely used to convey industrial liquid: such as mineral water、soft water、pure water 、light oil, circulation and boosting for other weak chemical liquid. Water treatment Industrial cleaner and dishwasher Pressure boosting for the water on processing line, garden sprinkler Heating and cooling for the water on industrial processing line Air-conditioning system Air freshening, moistening equipment (soft water) Water supply and boosting(drinking water、weak chlorine water) Fertilization/metering system Operation Conditions： Thin, clean, non-flammable and non-explosive liquid containing no solid granules and fibers; Liquid temperature: Standard Model: -20℃~70℃, Hotwater less than 105℃ Max environmental temperature: +50℃ Max. operating pressure: 10 bar Max. suction pressure is limited by the max operation pressure.