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HWX Single-Phase Explosion-Proof High-Pressure Pump

    HWX Single-Phase Explosion-Proof High-Pressure Pump

    HWX Single-Phase Explosion-Proof High-Pressure Pump is designed for safe and efficient oil-water circulation in hazardous environments. Built with advanced explosion-proof technology, this pump ensures reliable performance in industries such as petrochemical, chemical processing, power generation, and metallurgy. Its single-phase motor offers easy installation where three-phase power is not available, while the high-pressure design guarantees stable operation, long service life, and compliance with international safety standards like ATEX and IECEx. Ideal for applications requiring durability,...
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HWX single-phase explosion-proof oil-water high-pressure pump is composed of aluminum alloy and flow channel copper impeller. This series has the advantages of large flow, high self-priming speed, fast energy consumption and low cost. It can transport flammable and explosive media such as gasoline, alcohol, methanol, kerosene, diesel, etc. It is suitable for industrial and mining enterprises Gas station oil depot mine Dengfeng site circulation drainage can also be used as an explosion-proof consumption pump, a cart can be installed according to customer requirements


Features

Large flow, high lift, fast self-priming, low energy consumption

Filling cart for easy portability


Technical Specification

Model

Size(mm)Flow(L/min)Head(m)Power(KW)Valtage(V)Speed(rpm)MaterialImpellererial

HWX25-8-15

25133151.1 Explosion-Proof220
2900
Aluminum AlloyCopper impeller
HWX40-18-2840
300281.5 Explosion-Proof220
2900Aluminum AlloyCopper Impeller
HWX50-25-2850417
282.2 Explosion-Proof220
2900Aluminum AlloyCopper Impeller
HWX80-50-28
80834282.5 Explosion-Proof2202900Aluminum AlloyCopper Impeller
HWX100-75-20100
1250203 Explosion-Proof2202900Aluminum AlloyCopper Impeller

HWX Single-Phase Explosion-Proof High-Pressure Pump

The HWX Single-Phase Explosion-Proof High-Pressure Pump is a high-performance industrial solution engineered for safe and efficient circulation of oil and water in hazardous environments. Its single-phase motor design allows easy installation in locations where three-phase power is unavailable, while advanced explosion-proof technology ensures safe operation in flammable or volatile industrial settings.

This comprehensive guide covers maintenance tips, product performance, maintenance procedures, and technical advantages, providing a detailed understanding of the pump’s capabilities and optimal use.


Technical Advantages of HWX Single-Phase Explosion-Proof Pump

The HWX series offers a combination of robust construction, energy efficiency, and operational safety, making it ideal for demanding industrial applications.

1. Explosion-Proof Design

  • Certified for ATEX and IECEx hazardous zones.

  • Prevents sparks and overheating in flammable environments.

  • Ensures safe operation under continuous load conditions.

2. Single-Phase Motor Benefits

  • Easy installation in areas without three-phase power.

  • Smooth start-up and consistent high-pressure output.

  • Reduces mechanical stress and electrical complexity.

3. High-Pressure Performance

  • Maintains stable oil-water circulation under high-pressure conditions.

  • Efficient impeller and pump chamber design minimizes energy loss.

  • Supports continuous operation without fluctuations.

4. Corrosion Resistance and Durability

  • Constructed with stainless steel and corrosion-resistant alloys.

  • Resistant to chemical corrosion, high temperatures, and mechanical wear.

  • Low maintenance and long service life, reducing operational costs.

5. Energy Efficiency

  • Designed according to international energy-saving standards.

  • Reduces energy consumption while maintaining high output.

  • Eco-friendly design aligns with modern industrial sustainability requirements.


HWX Single-Phase Explosion-Proof High-Pressure Pump

Product Performance

The HWX Single-Phase Pump demonstrates excellent performance in high-pressure oil-water circulation systems. Key specifications include:

ParameterSpecification
Power SupplySingle-Phase 220V/50Hz or 110V/60Hz
Flow Rate Range5–150 m³/h
Maximum PressureUp to 2.0 MPa
Material ConstructionStainless steel, corrosion-resistant alloys
Explosion-Proof StandardATEX, IECEx
Temperature Range-20°C to +120°C
Noise Level<75 dB

This performance makes the HWX pump suitable for petrochemical, chemical, power generation, and metallurgy industries, particularly in environments requiring continuous, high-pressure, and safe operation.


Maintenance Tips

Proper maintenance of the HWX Single-Phase Pump ensures long-term reliability and efficiency.

1. Regular Inspection

  • Inspect the pump monthly for leaks, unusual noise, or vibration.

  • Check the integrity of explosion-proof seals and electrical connections.

2. Lubrication

  • Lubricate bearings and moving parts according to manufacturer recommendations.

  • Use high-quality lubricants compatible with high-temperature and chemical-resistant applications.

3. Cleaning

  • Flush the pump with clean water after each operation cycle to remove residues.

  • Avoid using corrosive cleaning agents that may damage the stainless steel components.

4. Replacement of Wear Parts

  • Inspect impellers, seals, and bearings regularly.

  • Replace worn components immediately to maintain high-pressure efficiency.


Maintenance Procedures

Step 1: Shutdown and Safety

  • Disconnect the pump from the power source.

  • Ensure the surrounding environment is free of flammable gases.

Step 2: Disassembly

  • Remove the pump housing and impeller carefully.

  • Inspect for signs of corrosion, wear, or blockage.

Step 3: Cleaning and Lubrication

  • Clean all parts with non-corrosive solvents.

  • Lubricate bearings and mechanical seals according to specifications.

Step 4: Reassembly and Testing

  • Reassemble the pump following the installation schematic.

  • Test the pump under low-pressure conditions before full operation.


Common Issues and Troubleshooting

IssuePossible CauseSolution
Pump not startingPower supply problem or electrical faultCheck wiring and voltage; replace faulty components
Low pressure outputBlocked impeller or leakageInspect and clean impeller; replace damaged seals
Excessive noise or vibrationWorn bearings or misalignmentReplace bearings; realign motor and pump
OverheatingInsufficient lubrication or high loadLubricate bearings; reduce load temporarily

Application Areas

The HWX Single-Phase Explosion-Proof High-Pressure Pump is widely used in industrial environments where safety, high pressure, and continuous operation are critical.

1. Petrochemical Industry

  • Circulates oil-water mixtures safely in hazardous chemical zones.

2. Chemical Processing

  • Handles corrosive liquids and maintains stable high-pressure flow.

3. Power Generation

  • Cooling systems for turbines and generators in high-load operations.

4. Metallurgy and Mining

  • Circulates fluids in harsh, dust-prone environments.

5. Wastewater Treatment

  • Efficiently manages oil-water mixtures in treatment processes.


Why Choose HWX Single-Phase Explosion-Proof Pump?

  • Certified Safety: ATEX and IECEx compliant.

  • High Performance: Stable high-pressure output for continuous operation.

  • Durable Materials: Stainless steel and corrosion-resistant alloys.

  • Energy Efficient: Reduces operational costs while maintaining performance.

  • Easy Installation: Single-phase power design for versatile deployment.


Conclusion

The HWX Single-Phase Explosion-Proof High-Pressure Pump is a reliable, safe, and efficient solution for industries requiring high-pressure oil-water circulation in hazardous environments. Its combination of technical advantages, durable construction, and international safety certifications ensures long-term performance and peace of mind.

By following proper maintenance techniques and schedules, users can maximize the pump’s efficiency, reliability, and lifespan, making it an excellent investment for petrochemical, chemical, power generation, metallurgy, and wastewater treatment applications.

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