Description
About Dongyin Doyin Pumps
Dongyin Doyin offers a versatile range of deep well submersible pumps, from 2'' to 10'', designed for extracting water from wells, ponds, lakes, and cisterns. The 4SDM10 series is part of this lineup and is specifically tailored for wells with diameters over φ100mm.
Applications
The 4SDM10 submersible deep well pump is ideal for various water transfer needs, including:
- Pumping water from drilled deep wells, borehole wells, ponds, and lakes.
- Sprinkler lawn irrigation.
- Filling elevated tanks and cisterns.
- Supplying water for industrial and farming applications.
- Agricultural irrigation.
- Supporting water fountains.
Key Features
- Temperature and Sand Tolerance: Maximum fluid temperature up to +35°C and sand content up to 0.25%.
- Flexible Voltage Options:
- Single-phase: 220-240V/50Hz with built-in capacitor.
- Three-phase: 380-415V/50Hz.
- Robust Build: Pumps designed with casing stress and conforming to NEMA dimension standards.
- Efficient Motor:
- Rewindable motor options.
- Equipped with start control box or digital auto-control box.
- Material Excellence: All components, including the pump's external casing, delivery casing, and shaft, are made from high-grade materials like AISI 304 stainless steel and cast copper for durability.
Materials and Components
Pump Components:
- Pump external casing: AISI 304 Stainless Steel
- Delivery casing: Cast-Cu ASTM C85500 / AISI 304 Stainless Steel
- Suction lantern: Cast-Cu ASTM C85500 / AISI 304 Stainless Steel
- Diffuser: Plastic PC
- Impeller: Plastic POM
- Shaft: AISI 304 Stainless Steel
- Shaft coupling: AISI 304 Stainless Steel
- Wear ring: AISI 304 Stainless Steel
Motor Components:
- Motor external casing: AISI 304 Stainless Steel
- Top chock: Cast-Cu ASTM C85500 / AISI 420 Stainless Steel / Cast-iron ASTM NO.30
- Bottom support: AISI 304 Stainless Steel
- Mechanical seal: Special deep well seal (Graphite-Ceramic)
- Seal lubricant oil: Approved for food machinery and pharmaceutical use
Customization Options
- Top Chuck Material Options: Available in brass or AISI 304 stainless steel.
- Delivery Casing and Inlet Parts: Option to upgrade to SS304.
- Voltage and Frequency Customization: Other voltages and 60Hz frequency options are available upon request.
Additional Information
Maximum Fluid Temperature: |
+35°C |
Maximum Sand Content: |
0.25% |
Minimum Well Diameter: |
4 inches |
Voltage Options: |
Single-phase (220-240V/50Hz), Three-phase (380-415V/50Hz) |
Motor type: |
Rewindable with built-in capacitor for single-phase |
Material quality: |
AISI 304 stainless steel and food-grade lubricant |
Compliance: |
Curve tolerance per ISO 9906 and NEMA standards |
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