Multi Pump Test System
The Multi Pump Test System by Atto Labware is designed to compare and analyze the performance of various types of pumps—centrifugal, gear, and piston pumps—under different operating conditions. The apparatus enables students to study pump characteristics, determine efficiency, and understand series and parallel pump operations. It provides a comprehensive learning platform for Hydraulic Machinery, Mechanical, and Fluid Mechanics laboratories.
Educational Objectives
Students and researchers will be able to:
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Study the operating principles of centrifugal, gear, and reciprocating pumps.
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Plot characteristic curves (Head vs. Discharge, Efficiency vs. Discharge).
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Determine overall pump efficiency and power consumption.
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Examine series and parallel operation of identical pumps.
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Understand suction, delivery, and energy conversion in fluid machines.
Performance Measurement
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Measurement of discharge, head, and input power for different pumps.
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Determination of efficiency and performance curves for each pump type.
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Comparison of theoretical and experimental results.
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Observation of pump behavior under variable flow and load conditions.
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Verification of energy transfer relationships in fluid machinery.
Panel and Instruments / Components
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Pump Units: Includes centrifugal pump, gear pump, and piston/reciprocating pump.
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Motor Drive: Individual electric motor for each pump (0.25–0.5 HP).
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Flow Measurement: Rotameters or digital flow sensors on suction and discharge lines.
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Pressure Measurement: Bourdon gauges or digital pressure sensors for suction and delivery heads.
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Power Measurement: Digital wattmeter or volt-ammeter combination for input power.
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Control Valves: For regulating flow and operating pumps independently or jointly.
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Piping Circuit: Transparent PVC pipes with quick couplings for series/parallel configuration.
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Water Reservoir: 40–60 L capacity tank for continuous recirculation.
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Support Frame: Powder-coated steel frame with anti-corrosive finish.
Specifications (Includes Technical Data)
| Feature | Detail |
|---|---|
| Pumps Included | Centrifugal, Gear, and Reciprocating Pumps |
| Pump Motor Power | 0.25–0.5 HP each |
| Flow Range | 0–25 LPM (typical) |
| Pressure Range | 0–2 bar |
| Power Supply | 230 V AC, Single Phase, 50 Hz |
| Flow Measurement | Rotameters/Digital Flow Sensors |
| Head Measurement | Pressure Gauges (Suction & Delivery) |
| Reservoir Capacity | 40–60 L |
| Working Fluid | Water |
| Construction | Stainless steel and acrylic with powder-coated frame |
| Dimensions | 1000 mm L × 600 mm W × 800 mm H |
| Weight (Approx.) | 45–50 kg |
Note: Optional data acquisition system, digital display unit, and computer interface available on request.




