WQ, WQD, QW, AS sewage submersible pump

QY series oil filled submersible motor pump consists of pump, mechanical seals and motor. Pump is at the upper part of motor pump, and the structure is centrifugal or axes flow. Motor located at the lower part of the motor pump, which is the oil-filled three phase electric motor. Mechanical seal is between pump and motor and it is a king of double and mechanical seals box, "O" rings are applied in all static joints of the submersible pump.