400kw 300hp 200m³/h 350m head BQ series high voltage explosion proof submersible electric pump high head Efficient

The BQ series of mining explosion-proof submersible pumps are designed specifically for high-risk environments, ensuring safe operation in areas with explosive gases. Featuring a compact design and powerful dewatering capability, these pumps are suitable for various applications such as mines and construction sites. Easy to install and maintain, the BQ series delivers stable and reliable performance, making it an ideal choice for tackling complex conditions.

• Medium: PH 4-10
• Environmental temperature: ≤50°C
• Solid Content: ≤10%
• Installation type: vertical, horizontal or inclined
• Submergence depth: ≤1000m, but the minimum submerged water level should not be below the upper plane of the discharge flange of the check valve.
• Can be customized based on the user's specific operating environment.

This series of products is designed and manufactured in accordance with GB3836.1-2010 Explosive Environment.

Part 1: General requirements for equipment and GB3836.2-2010 Explosive Environment;
Part 2: Equipment protected by flameproof enclosure "d" Standard regulations, explosion-proof type is flameproof type, flameproof mark Exdl, suitable for normal production drainage of mines containing explosive gas environments such as methane or coal dust, and emergency rescue and drainage of permeable mines, drainage and mine restoration.

• The impeller features a back-facing structure, achieving axial force balance, stable operation, and extended service life.
• Suitable for horizontal, inclined, and vertical installation scenarios.
• Equipped with a high-efficiency hydraulic model for enhanced pump efficiency.
• Designed with a water-filled motor and self-circulating water cooling system for effective heat dissipation.
• No overload at any head points design ensures safe operation.
• Key components are made of wear-resistant ZG1Cr13Mo material, extending service life and reducing pump lifting and disassembly frequency.

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 is the efficiency of the BQ series pumps?
A: The efficiency of the BQ series pumps typically ranges from 71.32% to 80%, making them highly efficient and energy-saving even during long-term operation.

Q4: What are the main application scenarios for the BQ series pumps?
A: The BQ series pumps are suitable for applications requiring high head and large flow rates, such as mine dewatering, industrial water supply systems, and construction sites. They feature high efficiency and energy savings, meeting the demands of various complex conditions.

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!