Bqs/1.5-315kw Mining Explosion-Proof Submersible Drainage Pump

BQS series submersible pump is applicable to dangerous sites which contain methane, coal-dust explosion environment,also application for transporting rain water and sewage containing solid particles at constructions, hospitals, residential areas, municipal projects, roads, factory sewage, etc.


Use Environment

1. Voltage: 380V, 660V or 1140V, three phase, 50Hz/60Hz (The above voltage and frequency commonly used in China, foreign customers can customize)

2. Medium temperature is generally no more than 40ºC, PH5-9, medium weight ≤13KN/M³.

3. Based on the impeller center, submerged depth is no more than 3M.

4. Customized design is available for high corrosive fluid.

5. Diameter of solid contents in the fluid should be conform to MT/T671-2005 standard, notify us while ordering for customized design.

6. MT818.5-1999 coal mine with flame-retardant cable.

Outstanding Features:

1.Model special features: Optimised performance, smooth and reliable operation without blocking, strong sewage desilting capacity, no overload throughout whole head range, input power does not exceed the matching motor power under any condition. Applicable for various occasions under mine, one equipment serves multi-purpose operation.

2.Mechanical seal improvement: Utilises independent cascade mechanical seal and double-end faces mechanical seal.

3.Optimised structure: Structural design promotes mechanical sealing, smooth operation, high reliability; optimised design, portability and practicality, low energy consumption, long time operation under no water condition.

4.IP68 motor protection grade, good submersible motor cooling performance, operating temperature is lower than that of other motors, improved durability. F grade insulation gurantees longer service life of motor.