·BQS or BQW mine flameproof submerged sand discharge pump is suitable for heading face with gas explosion hazard,laneway,sewage discharge in various environments, such as bottom hole water accumulation.
·The electric pump is vertical down pump type.It is able to drain the surface of the working face.The motor is a dry vertical flameproof submersible three-phase asynchronous motor, which can work in water for a long time and can be exposed to the water. It is convenient, reliable and durable to install and use.