Low Noise Heat Pump Water Heater 1,R404A,work at -20~40C 2,noise:<55Db,cop:4.0 3,voltage:380 to 460v,50/60hz,3ph Low Noise Heat Pump Water HeaterTechnical parameters:MD200DRated input power: 18.4kwHeating capacity: 72kwCooling capacity:60kwVoltage: 380VFrequency: 50hzCurrent:35AReated outlet water temp:55 degreeMax outlet temperature: 65degreeCirculating water flow: 12400m3/hPipe size:DN ...