Pump Model: DIWA 11
Brand and Type
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Manufacturer: Lowara (Xylem)
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Model: DIWA 11
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Type: Submersible drainage pump
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Installation Method: Submersible
Hydraulic Performance
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Flow Rate (Duty Point): 0 m³/h
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Head (Duty Point): 0 m
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Maximum Head (H(Q=0)): 16.1 m
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Total Hydraulic Efficiency: 40%
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Standard: ISO 9906:2012 – Grade 3B
Motor and Electrical Characteristics
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Rated Power (P2): 1.1 kW
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Maximum Shaft Power: 0.782 kW
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Nominal Speed: 2860 rpm
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Rated Voltage: 230 V
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Rated Current: 6.83 A
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Frequency: 50 Hz
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Phase: Single-phase (1~)
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Insulation Class: F
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Protection Class: IP X8
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Permitted Voltage Tolerance: ±10%
Construction Materials
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Pump Body: Stainless Steel
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Impeller: Stainless Steel
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Diffuser: PA 66 + 30% Glass Fiber
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Suction Flange: Stainless Steel / Thermoplastic
Shaft Seal
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Fixed Assembly:
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Seal Material: Q1-Silicon Carbide
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Elastomers: P-NBR
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Springs: G-AISI 316
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Rotating Assembly:
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Seal Material: Q1-Silicon Carbide / G-AISI 316
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Physical Specifications
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Weight: 17 kg
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Dimensions:
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Height (H): 375 mm
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Footprint (F): 393 mm
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Diameter: Ø178 mm
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Discharge Port: Rp 1 1/2
Fluid Parameters
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Medium: Pure water (100%)
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Temperature: 4°C
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Density: 1000 kg/m³
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Kinematic Viscosity: 1.57 mm²/s
