4 Inch Submersible Borehole Pump Overview

The 4-inch submersible borehole pump is a high-performance, durable, and versatile solution for deep-well water extraction and agricultural irrigation. Designed to handle challenging conditions, this pump is built with high-quality materials and advanced engineering to ensure long-lasting performance. Below is a detailed breakdown of its performance range, operating conditions, materials, and applications.

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Performance Range:

• Max. Head: 350 meters
• Max. Flow Rate: 24 m³/h
• Power Range: 0.5 to 10 hp

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Operating Conditions:

1. Water Temperature: Up to 35°C.
2. Well Diameter: Minimum internal diameter of 4 inches (102 mm).
3. Immersion Depth: Maximum immersion depth of 100 meters.
4. Start Frequency: Maximum of 20 starts per hour.
5. Motor and Pump Specifications:
   • Voltage:
     • 230V ±10%, 50Hz/60Hz
     • 400V ±10%, 50Hz/60Hz
   • Control Box: Available with capacitor on request.
   • Design Standards:
     • Casing designed for stress resistance.
     • NEMA dimension standards.
     • Curve tolerance according to ISO 2548.
   • Protection Grade: IP68 (fully submersible and dust-tight).
   • Insulation Class: Class B/F.

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Materials Used:

Pump Components:

1. Delivery Casing: AISI 304SS / AISI 201SS
2. Check Valve: Plastic (PPO)
3. Frame: PC (Polycarbonate)
4. Bearing: Rubber
5. Stage Casing: PC (Polycarbonate)
6. External Sleeve: AISI 304SS / AISI 201SS
7. Impeller: Plastic (POM)
8. Diffuser Cover: AISI 304SS / AISI 201SS
9. Pump Body: AISI 304SS / AISI 201SS
10. Suction Lantern: AISI 304SS / AISI 201SS
11. Coupling: AISI 420SS
12. Shaft: AISI 420SS
13. Filter: AISI 304SS / AISI 201SS

Motor Components:

1. Sandproof Ring: Rubber
2. Motor Cover: St-HPb59-1 / Cast Iron (Grade HT200)
3. O-Ring: Rubber
4. Insulator Cover 1: Plastic (PA6)
5. Mechanical Seal: NBR Carbon-SIC/TC
6. Stator and Wire: Custom specifications
7. Insulator Cover 2: Plastic (PET)
8. Lower Bearing Holder: AISI 6061
9. Casing: AISI 304SS / AISI 201SS
10. Compensating Bag: Rubber
11. Lower Motor Cover: AISI 304SS / AISI 201SS
12. Checkpost: AISI 304SS
13. Shaft: AISI 303SS
14. Cable Seal: Rubber
15. Cable Insulation Materials: Copper (CU)

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Warranty:

• 1-year warranty for reliable performance and customer satisfaction.

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Applications:

1. Agricultural Irrigation:
   • Ideal for farming and crop irrigation.
   • Handles water extraction from deep wells or boreholes.
2. Industrial and Domestic Water Supply:
   • Suitable for potable water supply, drinking water, and industrial water applications.
   • Used in fisheries and other professional applications.
3. Specialized Models:
   • Customizable models available based on customer requirements.
   • Designed to handle sand and other challenging conditions.

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Key Features:

1. Patented Impeller Design:
   • Provides extended pump life and heavy flow, even under harsh conditions.
2. Material Options:
   • Available with thermoplastic or stainless steel discharge and motor brackets.
   • Acetal disk for close tolerances and increased performance.
   • Thermoplastic impellers and stages for maximum efficiency.
3. Durability and Efficiency:
   • Stainless steel upthrust washer prevents excessive wear in severe applications.
   • Built-in removable valve keeps water in the system at all times.
   • Stainless steel shaft ensures high quality and long service life.
   • Sintered stainless steel top bearing for years of trouble-free operation.
4. Motor Options:
   • Horsepower range: 1/2 HP, 0.75 HP, 1 HP, 1.5 HP, 2 HP.
   • Maximum head: 284 meters.
   • Designed for deep-well applications with full-flow performance.

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Conclusion:

The 4-inch submersible borehole pump is a robust, efficient, and reliable solution for deep-well water extraction and agricultural irrigation. With its high-quality materials, advanced design, and customizable options, it is suitable for a wide range of applications, including industrial water supply, fisheries, and potable water systems. Its patented impeller design, durable construction, and efficient performance make it an excellent choice for demanding environments.

Choose the 4-inch submersible borehole pump for reliable and efficient water extraction!