... or anything that may damage the pumpContinuous workMotor:Two-pole induction motor(n=2850r.p.m)Insulation class BProtection IP ... 2850Pump dia (mm): 25X25Inlet/Outlet pipe size: 1 inchPower: single-phase Voltage 240, frequency 50 HzStandard data and equipment: single ... , with terminal protector inside. Other model and material such as three phase, 110V/60Hz, dual voltage, stainless steel shaft etc, will ...