4SDM6 Series Submersible Deep Well Pump

Overview

The 4SDM6 Series Submersible Deep Well Pump from Dongyin Doyin offers a reliable solution for water transfer needs, designed to handle applications in wells, ponds, lakes, and cisterns. As part of the 4SD series, these pumps are specifically engineered for wells over φ100mm in diameter, providing efficient and durable performance in various scenarios.

Key Applications

• Pumping water from drilled deep wells, borehole wells, ponds, and lakes.
• Ideal for sprinkler lawn irrigation, elevated tanks, and cistern filling.
• Suitable for water fountains, industrial water supply, and agricultural irrigation.

Performance Features

• Maximum Fluid Temperature: Up to +35°C
• Maximum Sand Content: 0.25%
• Minimum Well Diameter: 4 inches

Motor Design

• Rewindable Motor: Ensures longevity and serviceability.
• Voltage Options:
  • Single-phase: 220-240V/50Hz
  • Three-phase: 380-415V/50Hz
• Equipped with a start control box or digital auto-control box.
• Designed to meet NEMA dimension standards.
• Curve tolerance in compliance with ISO 9906.

Material Specifications

Pump Components

• External Casing: AISI304 Stainless Steel
• Delivery Casing:
  • Cast-Cu ASTM C85500 or AISI 304 SS
• Suction Lantern:
  • Cast-Cu ASTM C85500 or AISI 304 SS
• Impeller: Plastic (POM)
• Diffuser: Plastic (PC)
• Shaft and Coupling: AISI304 Stainless Steel
• Wear Ring: AISI304 Stainless Steel

Motor Components

• External Casing: AISI304 Stainless Steel
• Top Chock:
  • Cast-Cu ASTM C85500, AISI 420 SS, or Cast-iron ASTM NO.30
• Bottom Support: AISI304 Stainless Steel
• Mechanical Seal: Special seal for deep wells (Graphite-Ceramic)
• Seal Lubricant Oil: Safe for food and pharmaceutical use

Additional Options

• Top Chuck: Available in brass or SS304.
• Delivery Casing and Inlet Parts: Available in SS304.
• Other Voltages: 60Hz options available.
• Single-phase Motor: Includes built-in capacitor for enhanced reliability.

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