■ Application 

 QW series submersible non-clogging sewage pumps are suitable for mobile business seriously polluted wastewater for plant emissions, the main residential areas of sewage discharge, city sewage treatment plant to send water systems, air defense system, pumping station, water plant's water supply facilities, hospitals, hotels sewage discharge, municipal engineering construction sites, mines attached to machines supporting rural biogas digesters, irrigation and other industries, the conveyor belt particles of sewage, dirt, also be used for clean water and weak corrosive media. 

 ■ Conditions of Use 

 1, the sewage pump products in the rated voltage of 380V, 50Hz power frequency is applicable when 
 2, medium temperature does not exceed 40 degrees Celsius, the medium density ≤ 1150kg/m3, PH value in the range 5-9; 
 3, no more than 1000 meters above sea level; 
 4, the transmission medium of viscosity does not exceed 1000CP; 
 5, the product must be entirely the work of running into the water, but the diving depth of not more than 10m; 
 6, the product material is mainly cast iron, can not be used for corrosive or contain strong corrosive medium; 
 Note: in the selection or installation of the pump before using the actual conditions of use must comply with these provisions to ensure the correct use of the product! 

 ■ Features 

 1, using double-blade impeller to greatly improve the capacity of filth 
 2, the mechanical seal using the new frictions vice, and place into the oil chamber long run; 
 3, the overall structure is compact, small size, low noise, energy-saving effect is remarkable, easy maintenance, user replacement; 
 4, automatic level control cabinet according to the required changes, automatic control over movement and stop the pump, no special person to care very convenient to use; 
 5, according to users need a way to install it to installation and maintenance to facilitate the arrival of a great man can not have this as into the sump; 
 6, can be used within the scope in the design of motor is not overloaded;