185kw 140hp 900m³/H 40m Head BQS Submersible Drainage Pumps Explosion Proof

185kw 140hp 900m³/h 40m head BQS 1.5kw-315kw Explosion-proof submersible electric pump with built-in motor Coal Mines Metal Mines

The BQS submersible pump is a high-performance drainage device designed for extreme working conditions, widely used in mining, tunneling, and municipal engineering. Its advanced fluid optimization technology, combined with a high-efficiency motor, ensures stable operation even under high-head and large-flow conditions. The pump body is made of ultra-wear-resistant alloy, offering excellent abrasion and corrosion resistance for complex media containing sand and mud. The motor features multiple seals and overheating protection, enhancing safety and extending service life. With intelligent management capabilities, the BQS pump allows real-time remote monitoring of operational status, reducing maintenance costs. Its compact design and lightweight structure make installation and transportation more convenient. Whether for routine drainage or emergency rescue, the BQS submersible pump delivers exceptional performance and reliability, earning the trust of industry users.

• Applicable to places with explosion hazards such as methane (gas), coal dust, etc.
• It can transport mixed sewage containing insoluble substances such as silt, coal slime, coal slag, and fiber.
• Applicable to buildings, hospitals, residential areas, municipal engineering, road construction, factory sewage discharge, etc., and discharges wastewater, rainwater and sewage containing solid particles and long fibers.
• The material of the product can be changed to cope with the situation of conveying corrosive liquids.

• Standard pumps are made of QT600-3 nodular cast iron,to ensure long-term durability；
• The mechanical seals have high pressure resistance, which enables pumps to submerged deeper；
• The pump equipped with cooling jacket, could not fully submerged in the medium,the flow parts below the motor, water cooling the motor during the operation extending service life and enabling work at the low water level；
• The motor is cooled by the pumped water to ensure safe operation；
• The design of the top outlet is more space saving；
• Sealed motors available with optional built-in thermal protection；
• Sealed pressure relief port prevents pumping pressure from acting on the shaft seal.

FAQ
 

Q1: What if the model I need is not in your catalog?
A: We can accept customization, including but not limited to flow rate, head, material, function, etc. You only need to tell me the relevant information, and we have a professional technical team to provide you with plans and drawings.

Q2: How do I place an order?
A: Send us an inguiry - Tell us your needs and usage scenarios - Customize drawings and samples - Discuss details - Modify and confirm - Sign a contract/Deposit - Mass production - Final payment and delivery - Further cooperation.

Q3: What protective features does the BQS pump motor have?
A: The motor is equipped with multiple seals and overheating protection, monitoring voltage, current, and temperature in real time to ensure safe operation in extreme environments.

Q4: What scenarios is the BQS submersible pump suitable for?
A: The BQS submersible pump is designed for complex scenarios such as mines, tunnels, underground projects, and municipal drainage, efficiently handling harsh media containing sand and mud.

Q5: What guarantees do I have when buying your products?

A: Our after-sales service implements the "2-4-24 standard". 2-hour response, telephone remote guidance within 4 hours, and solutions within 24 hours. If there is a need, we can provide door-to-door after-sales service.

Q6: I want to be your dealer, what are the conditions?

A: No problem at all, dear, it is recommended that you purchase a sample first to try it out. If you have any special needs and modification suggestions, our technical team is at your service at any time. Looking forward to our further cooperation!