Description
Overview
The 4SP3 Series Submersible Deep Well Pump by Dongyin Doyin is engineered to provide reliable and efficient water transfer from deep wells, ponds, lakes, and cisterns. This versatile pump is ideal for a wide range of applications, including sprinkler irrigation, tank filling, water fountains, industrial water supply, and agricultural irrigation. Designed for wells with a minimum diameter of 4 inches, the 4SP3 Series offers exceptional performance and durability.
Key Features
- Wide Compatibility: Suitable for wells over φ100mm.
- Robust Build: Constructed with high-quality AISI 304 stainless steel for long-lasting durability.
- Maximum Performance: Operates effectively in fluid temperatures up to +50°C.
- Sand Handling Capability: Supports up to 0.25% sand content in water.
- Flexible Voltage Options:
- Single-phase: 220-240V/50Hz
- Three-phase: 380-415V/50Hz
- Advanced Motor Design: Equipped with a rewindable motor, NEMA-standard dimensions, and options for start control or digital auto-control boxes.
- Precision Engineering: Curve tolerance complies with ISO 9906 standards.
Applications
- Deep well water pumping
- Borehole water extraction
- Agricultural irrigation
- Industrial and farming water supply
- Sprinkler lawn irrigation
- Elevated and cistern tank filling
- Water fountains and decorative use
Materials and Construction
Pump Components
- Delivery casing: AISI 304 stainless steel
- Suction lantern: AISI 304 stainless steel
- Diffuser: AISI 304 stainless steel
- Impeller: AISI 304 stainless steel
- Shaft and coupling: AISI 304 stainless steel
- Wear ring: Rubber
Motor Components
- Motor external casing: AISI 304 stainless steel
- Top chuck: Cast-Cu ASTM C85500 / AISI 420 stainless steel / Cast-iron ASTM NO.30
- Bottom support: AISI 304 stainless steel
- Mechanical seal: Graphite-Ceramic for deep well applications
- Seal lubricant oil: Food-grade, suitable for pharmaceutical use
Performance Data
The 4SP3 Series offers a wide range of models, each optimized for specific flow rates and head heights. Key specifications include:
- Flow rates (Q): From 0.6 m³/h to 4.2 m³/h (10-70 l/min)
- Total dynamic head (H): Ranges from 16m to 372m, depending on the model
- Motor power (P2): From 0.37 kW (0.5 HP) to 4 kW (5.5 HP)
Additional Information
Brand: |
Dongyin Doyin |
Series: |
4SP3 Submersible Deep Well Pump |
Maximum Fluid Temperature: |
+50°C |
Maximum Sand Content: |
0.25% |
Minimum Well Diameter: |
4 inches (100mm) |
Motor Type: |
Rewindable |
Material: |
AISI 304 Stainless Steel |
Voltage: |
Single-phase: 220-240V/50Hz Three-phase: 380-415V/50Hz |
Certifications: |
ISO 9906 compliance |
Available Models: |
4SP3-6, 4SP3-9, 4SP3-12, 4SP3-15, 4SP3-18, 4SP3-22, 4SP3-25, 4SP3-29, 4SP3-33, 4SP3-39, 4SP3-45, 4SP3-52, 4SP3-60 |
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