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Address
Jinze Industrial Park, Qingpu District
Shanghai Equan Pump Industry Co., Ltd
Jinze Industrial Park, Qingpu District
WQ high flow submersible sewage pumpProduct Overview:
The WQ type non clogging submersible sewage pump is a new generation of pump products developed based on the introduction of foreign advanced technology and combined with the characteristics of domestic water pump usage. The product overview features good energy saving, anti winding, non clogging, automatic installation, and automatic control. In terms of conveying solid particles and long fiber waste, this series of pumps adopts a unique impeller structure and a new type of mechanical seal, which can effectively transport media containing solid matter and long fibers. Compared with traditional impellers, the impeller of this pump adopts a single channel or double channel form, which is similar to a curved pipe with the same cross-sectional size and has very good overcurrent performance. Coupled with a reasonable volute chamber, the hydraulic performance of this pump is advanced and mature. After testing, all performance indicators of the product meet the relevant standards and regulations. With its unique efficacy, the pump has high efficiency and the impeller has undergone dynamic and static balance tests, making the pump operate without vibration. Relying on its performance and stable quality, it has been welcomed and praised by a large number of users.
Product features
1. Adopting a large flow channel anti clogging hydraulic component design, greatly improving the ability of pollutants to pass through, and effectively passing through 5 times the fiber material of the pump diameter and a diameter of the pump diameter
About 50% of solid particles. 2. Reasonable design, reasonable matching motor, high efficiency, and good energy saving. 3. The mechanical seal adopts a dual channel series seal, made of hard and corrosion-resistant tungsten carbide, which has the characteristics of durability and wear resistance, and can ensure the safe and continuous operation of the pump for more than 8000 hours.
4. The pump structure is compact, small in size, easy to move, and easy to install, without the need to build a pump room. It can work underwater, greatly reducing project costs. 5. There is an oil-water probe installed in the pump oil chamber. When the mechanical seal on the pump side is damaged and water enters the oil chamber, the probe generates a signal to protect the pump. 6. A fully automatic safety protection control cabinet can be equipped according to user needs to monitor pump leakage, electric leakage, overload, and overheating, ensuring safe operation of the pump
7. The dual rail automatic coupling installation system has brought great convenience to the installation and maintenance of pumps, and people do not have to enter and exit the sewage pit for this.
8. The float switch can automatically control the stop and start of the pump according to the required water level changes, without the need for a dedicated person to supervise.
9. Ensure that the motor operates without overload within the range of head.
10. According to the usage scenario, the motor can adopt a water jacket external circulation cooling system, which can ensure the safe operation of the electric pump in a dry state without water.
11. There are two installation methods: fixed automatic coupling installation and mobile free installation, which can meet different usage scenarios.
WQ high flow submersible sewage pumpProduct images

Applicable occasions of the product
1. The discharge of severely polluted wastewater from factories and businesses. 3. Sewage drainage stations in residential areas. 5. Sewage discharge from hospitals and hotels 7. Exploration and mining supporting equipment. 9. Water supply system of the water plant.
2. Drainage system of urban sewage treatment plants.
4. Civil air defense system drainage station.
6. Municipal engineering and construction sites.
8. Rural biogas digesters for farmland irrigation
Pump usage conditions
1. The medium temperature shall not exceed 60 ° C, and the weight shall be 1.0~1.3kg/dm '. 2. For pumps without internal self circulation cooling systems, the motor part shall not protrude more than 1/2 of the liquid level. The pH value is within the range of 5-9.
3. In general, pumps must be used within the range of head, and the motor should be guaranteed not to overload. If it is necessary to use within the full range of head, please indicate it for the manufacturer to manufacture.
4. During operation, the current of the pump motor shall not exceed the rated current of the electric pump
Structure description:

The WQ type unobstructed submersible sewage pump consists of a motor and a pump, which are separated by an oil isolation chamber and a mechanical seal component. It is an electromechanical integrated product, where the motor and pump share the same shaft (rotor). The entire length of the pump is short and the structure is compact. Equipped with multiple protective devices to ensure safe and reliable operation of the pump. The main components function as follows
Signal line 1: Equipped with a fully protected water pump control cabinet to protect the pump, including water leakage, phase failure, short circuit, overheating, motor overload, and other items
Mechanical seal 13: Adopting dual channel series sealing, using a new type of hard and corrosion-resistant tungsten carbide material, which has the characteristics of reliable sealing, wear resistance, and long service life. The malfunction
Motor stator 8: adopts B-grade or F-grade J-edge.
Pump body 15: matched with impeller, making the pump highly efficient.
Sealing ring 18: installed at the mouth ring of the pump body. When the impeller wears out the mouth ring due to operation, the sealing ring can be replaced to ensure optimal efficiency of the pump operation.
