... standard flange connector . pump motorSpeccification:Power:three phase,4kw~18.5kwPower supply: three phase, 400V±10%,50HZ ,direct startProtection class:IP58Insulation class ... pumps includes 4SD deep well pump, MXS submersible pump, KBZ submersible dewatering pump, KBS submersible slurry pump, WQ sewage pump, JET Self -Priming Jet Pump, CPM Micro Centrifugal Pump, borehole pump ...