BQS mining flameproof submersible sand pump and BQW mine flameproof submersible sewage pump are new flameproof and remarkably energy-saving product developed by our company on the base of sufficient market research.As a new type of pump,it is a solution to the sand discharging problem for low-flow and high-head pump, and to the water discharging in the explosive hazardous locations where there may be methane or coal dust contained in air.Designed and manufactured to the standard of MT/T671-2005 Flameproof Submerged sand Pump for Coal Mines,this product adopts rigorous flameproof measures for motor and uses cast steel for motor casing.This unit can be used to pump the shallow water on the surface of working ground, and can also be submerged into water for long time service. This pump is given the advantages of compact structure,light weight,easy movability,no need of priming water,double-faced seal,outstanding durability,security and suitability etc.

1.Submersible explosion proof pump 

2.Voltage can be 380V or 660V for industry application 

3.easy for installation 

a. liquid temperature: 0-400C; 

b. max depth: 70m;

c. liquid PH: 4-10; 

d. the ratio of solid in liquid: no more than 5%;

e. Under pit in danger of explosion caused by gas;

f. three-phase, 380~660V, 50Hz;  voltage variation range: less than 55%

g. flame-proof for mining;

h. anti-explosion mark: ExdI