Cast iron/SS bule 4" 6" 7" 8" 10" 12" QJ submersible multistage
deep well pump
SQJ, SQS, SQY, Series submersible pumps widely used in farmland
irrigation, spray irrigation and water-use, industrial and civil
buildings, also the drainage system to level hills, mountain
diversion and in low-lying areas dunes, urban and rural mining
supply, drainage and other water conservancy facilities.
Characteristics are that they are assembled into a simple structure
they have installation convenience a small footprint, simple
maintenance and a safe reliable operation.
Product use conditions:
1.380 V bias voltage does not exceed +/-10% and 50 HZ frequency,
and the deviation is not more than + -1% of the three-phase power
2.Electrical cavity must be filled with water during operation.
3.The first-class pump impeller should at least go into a dynamic
water level 2 m below surface. Static pump unit immersed under
water shall not be greater than 70 m in depth.
4.The normal water temperature should be no higher than 20 ° C,
QJR- hot water pump temperature up to 80 ° C.
5.Water and sand content (by mass) of not more than 0.01%.
6.Water PH 6.5-8.5.
7.The hydrogen sulfide in water content is not more than 1.5 mg /