QS QJ series of borehole pump mostly used for pumping deep well water. Designed and produced according to GB/T2816-2002, GB/T2818-2002, GB/T25409-2010 standards.

Specification

Application:

Deep well bailing,

Agricultural irrigation,

Discharge of reservoirs or rivers,

Water supply and drainage for mining etc.

Technology Parameters

Flow: 2-500m3/h

Head: 5-598m

Rotary Speed: 2900r/min

Caliber: 150mm~400m

Working conditions:

Temperature: ≤ 20º C

PH Value: 6.5~8.5

Solid Content: Not exceed 0.01%.

Hydrogen sulfide content of not more than 15mg / L

Chloride ion content of not more than 400mg / L

Power supply: the frequency of 50HZ, rated voltage 380V (allowable deviation ± 5%)

Motor must be fully in the water, Max depth <70m,3m above the pit bottom

Pump for vertical installation;

In the rated flow of 0.7-1.2 times the range of operation;

Hunan Jiahua Pumps Co., Ltd. is a professional manufacturer engaged in the R&D, production and sales of multi-stage centrifugal pumps, self-balancing multi-stage centrifugal pumps and other industrial water pump products.After more than 20 years of development, the company covers an area of 30,000 square meters. The company has a large water pump testing center, with more than 50 sets of dynamic and static balance measuring instruments, hardness testers, surface treatment equipments, automatic argon arc welding machines, large vertical lathes, large grinding machines, intelligent high precision CNC machine tools and other advanced production testing equipments homemade or imported. It has more than 50 employees, including 7 senior engineers and 28 intermediate engineers. At the same time it has a professional sales service team to keep providing professional multistage centrifugal pump solutions for customers. Every year it spends a lot of money for technological innovation, product development, equipment importing and replacement, technical personnel training and studying.The company has passed ISO9001 certification, safety certificate of approval for coal mining products. All the production is strictly according to the standards of GB/T5657-2013, JB/T1051-2006, MT/T114-2005, GB/T13006-2013, GB/T13007-2011 and so on.In order to supply the intelligent control, multi-functional, large-scale high-tech products on the market, the company has developed the third generation multi-stage pump products ( self - balancing multi-stage centrifugal pump series ) which have a unique characteristics of high efficiency, energy saving, environmental protection, long lifespan. The products have been sold in dozens of countries and regions, and served in the fields of mine drainage, sewage treatment, municipal construction and drainage, urban water supply, irrigation and water conservancy, metallurgical chemical, seawater desalination, industrial power, oil industry etc.Since its establishment, in line with the "pursuit of excellence, beyond the self-infinite" enterprise philosophy, it grows quickly and forms a unique Jiahua cultural heritage of" scientific management, organization specialization, sales integrity, service standardization".In order to realize the dream of "gathering first-class talents, creating first-class enterprises, building first-class brands, enterprises in one hundred"，we will make steady progress with sincerity, pragmatism, innovation, sincerity and gratitude to improve product quality, service customers and return to the community.