QJ Series Deep Well 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.
Flow range10~2500m3/h, Lift scope within 5~600m, Motor power: 7.5kw-410kw;
Caliber scope 175~800mm, Temperature range<=20° C
(1)380 V bias voltage does not exceed + -5% and 50 HZ frequency, and the deviation is not more than + -1% of the three-phase power supply.
(2)Electrical cavity must be filled with water.
(3)The first-class pump impeller should at least go into the dynamic water level 2 m below surface. Static pump unit immersed under water shall not be greater than 70 m.
(4)Electrical from the bottom of the bottom of the well shall be not less than 3 m.
(5)The water temperature no higher than 20 ° C, QJR-temperature hot water pump up to 80 ° C.
(6)Water and sand content (by mass) of not more than 0.01%.
(7)Water PH 6.5-8.5.
(8)The hydrogen sulfide in water content is not more than 1.5 mg / L.
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