Description:
QJ, QJT submersible pump for deep well is a major, important equipment for deep well water-lifting. It is applied in deep well, river, reservoir water-lifting, farm irrigation and people and livestock drinking water in plateau and mountain area.
Specification:
Pump diameter: 6-12”
Capacity: 5-600m3/hr
Discharge: 6-600m
Power: 3-250KW
Standard: NEMA standard, national standard and QB
Application:
a. For farm irrigation.
b. For water supply from wells or reservoirs.
c. For domestic use, for civil and industrial applications.
Operating conditions:
No oil
pH value: 6.5-8.5
Maximum fluid temperature: 20 ºC
Maximum sand content: 0.01%
Maximum H2S content: 1.5mg/L
Maximum Cl- content: 400mg/L
Voltage 380V±5%, frenquency 50Hz ±1% Hz, 3-phrase AC.
Structure:
QJ, QJT submersible pump is consisted of pump, submersible motor, pipe(lifting pipe, pump seat etc), submersible cable, brake valve and controller.
Pump: impeller, casing, pump shaft, bearing, check valve and valve body.
Submersible motor: stator, rotor, upper/lower guide bearing, thrust bearing, base, link span and sealing device etc.
Material options:
Impeller: cast iron/tin bronze
Pump casing: cast iron/stainless steel
Pump shaft: chromized steel/stainless steel
Motor sealing: rubber seal/O ring/machanical seal