[Three rain valve to recommend star products - mechanical seals] Introduction: AS, AV, QW (WQ), JYWQ various series and foreign brands of submersible sewage pumps are portable and fixed installation installed in two basic forms. In accordance with the National Building Standard Design Atlas 01S305 "small submersible sewage pump selection and installation" choice. Wherein the hose connection mobile installation is limited to motor power N≤7.5kW submersible sewage pump and discharge pipe diameter DN≤100mm occasions. [Three rain valve to recommend Star Products - Mechanical seal] Description: sewage pump is a pump and motor piece, and also sneak into the sump pumps work, and generally horizontal or vertical pump sewage pump phase compact than, sewage pumps, small footprint. Easy installation and maintenance QY25-40-5.5 pumps, large sewage pumps are generally equipped with automatic coupling device can be automatically installed QY40-38-7.5 pumps, installation and maintenance very easy. Continuous operation for a long time. Sewage pump since the pump and motor coaxial, short QY200-8-5.5 pump shaft, rotating parts and light weight of the loads on the bearings (radial) is relatively small, life is much longer than the average pump. There is no cavitation damage and irrigation water and other issues. Especially after it brought a lot to the operator convenience. Noise and vibration, motor temperature low environmental pollution. QY260-6-5.5 Pump | baodi pumps | submersible pumps selected by Valve, rain, rain Valve Co., Ltd. of Tianjin. Valve Co., Ltd. of Tianjin, rain (www.tjsymf.com) (www.tjsymf.com) strong, credible, in Tianjin seal industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead, rain valve into the brilliant and you work for a better future!