Technical specifications for reliable performance.
End suction pumps are versatile, durable, and widely used in chilled water systems. Below are key technical specifications and performance parameters EKG Malaysia uses to ensure correct selection, compatibility, and optimal operation for your project.
Standard Specifications:
Type: Horizontal, foot-mounted, single-stage, end suction.
Design Standards: ISO 5199 / ANSI/HI 1.1-1.6 (general service).
Connection Type: Flanged (ANSI B16.1/BS4504) or threaded.
Rotation: Clockwise (viewed from motor end), unless specified.
Hydraulic Performance Range (Typical):
Flow Rate: Up to ~800 m³/hr
Head: Up to ~120 meters
Temperature Range: -10°C to +120°C (for standard chilled/heated water service).
Speed: 1450 rpm or 2900 rpm (50 Hz).
Materials of Construction:
Casing: Cast iron (standard), Ductile iron, or Bronze.
Impeller: Bronze (standard), Cast iron, or Stainless Steel (AISI 304/316).
Shaft: Stainless Steel (AISI 420/304).
Mechanical Seal: Carbon/Ceramic (std.), Silicon Carbide, or Tungsten Carbide for harsh water.
Motor & Drive Specifications:
Power Range: 0.25 kW to 350 kW.
Motor Efficiency Class: IE3 (Premium Efficiency) standard, IE4 available.
Insulation Class: Class F (standard), Class H optional.
Protection Rating: IP55 (standard for indoor), IP65/IP68 for wet/harsh locations.
Voltage: 415V, 3-phase, 50Hz (standard Malaysian supply).
Key Performance & Design Data Required for Selection:
Design Flow Rate (Q): _____ m³/hr
Total Dynamic Head (TDH): _____ meters
Fluid Type & Temperature: _____ °C
System NPSH Available: _____ meters
Duty Type: Continuous / Intermittent
Preferred Brand / Existing Model: _____
Why Accurate Specs Matter:
Ensures Efficiency: Prevents operation far from the Best Efficiency Point (BEP).
Prevents Damage: Avoids cavitation, motor overload, and excessive wear.
Guarantees Compatibility: Matches pipe sizes, flanges, and electrical supply.
Our Technical Support:
We help translate your system requirements into precise pump specifications, provide certified pump curves, and ensure all mechanical and electrical parameters are met.
Specify with confidence.
Correct technical specifications are the foundation of a reliable pumping system.
Contact EKG Malaysia for professional pump sizing, specification review, and supply of end suction chilled water pumps that match your exact project requirements.
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