QW, WQ submersible sewage pump Features 

 1. Using a unique single or double blade when the wheel structure, greatly improving the living creatures through the ability to effectively 5 times through the pump bore diameter of the pump fiber material and diameter of about 50% of the solid particles 
 2. Mechanical seal uses the softening of hard corrosion-resistant tungsten material to enable safe more than 8000 hours continuous operation. 
 3. Compact structure, small size, low noise, energy-saving effect is remarkable, easy maintenance, without the need of pump room, poured into the water to work, greatly reduce the construction cost 
 4. The pump seal oil chamber with high precision interference leakage detection sensors, embedded within the stator windings of the thermal components, automatic protection of pump motor. 
 5. According to user needs with automatic control cabinet, the pump leak, leakage, overload and overtemperature protection automatically to improve product safety and reliability. 
 6. Float switch can change according to the required level, automatic control of pump start and stop, without special care, extremely easy to use. 
 Series can be equipped with automatic coupling installation of dual rail system, which to installation and maintenance to bring greater convenience, may not have to get into the sump. 
 8. To the full head of motor is not overloaded. 
 9. There are two types of installation, fixed automatic coupling installation system, mobile free installation system.