-Pump Technical data: Qmax:4m3/h Capacity from 1.5 to 2.5(m3/h) Total head to 214 to 28m -Motor: Power:0.37 to 2.2kw(Single phase) Power:1.1 to 3.0kw(Three phase) Insulation class:B Protection class: IP58 Maximum diameter:ª+93mm Highest temperature of liquid:35íµ Operating conditions Maximum fluid temperature up to +35íµ . Maximum sand content: 0.25%. Maximum immersion :80m. Minimum well diameter :4".