WQ/WQD SERIES SUBMERSIBLE PUMP WQ/WQD series submersible sewage pumpa are widely used in agriculturer, architecture, mine, environment protection and industry, such as drainage slurry, waste water, which contained short fibre, wastepaper, sand and so on. It is also an ideal equipment for irrigation. The normal power standard is 220v/50Hz single phase, 220V/380V/50Hz three phase. Three phase 230V400V/50Hz/60Hz, single phase univoltage 230V,240V,or 127V,110V,115V. Models are available on request.