3SE4 Series Submersible Deep Well Pump

Overview

The 3SE4 Series Submersible Deep Well Pump by Dongyin Doyin is designed to provide reliable and efficient water transfer solutions for a variety of applications. Whether you're drawing water from drilled deep wells, borehole wells, ponds, or lakes, this pump offers high performance and durability. It is particularly suited for wells with a diameter of over 3 inches (φ75mm).

Applications

• Sprinkler lawn irrigation
• Filling elevated and cistern tanks
• Water fountains
• Industrial water supply
• Farming and agricultural irrigation

Key Features

• Maximum Fluid Temperature: Up to +35°C
• Maximum Sand Content: 0.25%
• Minimum Well Diameter: 3 inches (φ75mm)
• Motor Options:
  • Rewindable motor
  • Single-phase (220-240V/50Hz)
  • Three-phase (380-415V/50Hz)
• Control Options:
  • Start control box
  • Digital auto-control box
• Construction Compliance: Curve tolerance as per ISO 9906 standards

Durable Build and Materials

• Pump External Casing: AISI 304 Stainless Steel
• Delivery Casing: Available in Cast-Cu ASTM C85500 or AISI 304 Stainless Steel
• Suction Lantern: Available in Cast-Cu ASTM C85500 or 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 External Casing: AISI 304 Stainless Steel
• Top Chock: Available in Cast-Cu ASTM C85500 or Cast-Iron ASTM NO.30
• Bottom Support: AISI 304 Stainless Steel
• Mechanical Seal: Special deep-well seal (Graphite-Ceramic/TC)
• Seal Lubricant Oil: Approved for food machinery and pharmaceutical use

Customization Options

• Top chuck available in brass or AISI 304 Stainless Steel
• Delivery casing and inlet parts available in AISI 304 Stainless Steel
• Other voltages and frequencies (60Hz) available upon request
• Single-phase motor with a built-in capacitor

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