Product Name
Lowara Ecocirc XL D 50-120 F
General Specifications
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Performance Standard: ISO 9906:2012 – Grade 3B
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Rated Voltage: 230 V
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Frequency: 50 Hz
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Rated Current: 4 A
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Protection Class: IP 44
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Insulation Class: F
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Energy Efficiency Index (EEI): ≤ 0.23
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Nominal Pressure: PN 6/10
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Sound Pressure Level: ≤ 52 dB(A)
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Leakage Current: < 3.5 mA
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Electrical Connection: Terminals
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Digital Input: Contact load 5V, 10 mA
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Digital Output: Vmax < 250 VAC / Imax < 2 A
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Analog Input: 0–10 V / 4–20 mA
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Communication Protocol: None
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Operating Medium: Water (100%)
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Reference Conditions: 4°C, 1000 kg/m³, 1.57 mm²/s
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Liquid Temperature Range:
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Heating Pumps: -10°C to +110°C
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Domestic Hot Water: -10°C to +85°C
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Hydraulic Performance
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Max Head: ~12.5 m
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Max Flow Rate: ~60 m³/h
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Power Input (P1): ~1.70–1.80 kW (estimated from chart)
Material Composition
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Pump Housing: Cast Iron
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Motor Housing: Aluminum
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Rotor Can: Stainless Steel
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Shaft: Stainless Steel
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Thrust Bearing: Aluminum
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Bush Bearing: Carbon, resin impregnated
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Impeller: Stainless Steel
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Wear Ring: PPS
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Bearing Plate: Stainless Steel
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O-Rings: EPDM
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Control Box: Stainless Steel
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Flanged Connection: DN 50
Pump Dimensions (mm)
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A1: 240
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A2: 120
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A3: 60
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A4: 125
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A5: 95
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B1: 368
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B2: 290
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B3: 78
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B4: 147
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B5: 60
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C1: 202
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C2: 268
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C3: 148
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C4: 470
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C5: 82
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D1: 165
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D2: 50
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D3: 110 / 125
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D4: 4 × 14 / 19
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D5: 100
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G: DN 50
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L (Port-to-Port): 280 mm
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Net Weight: 41.8 kg
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Gross Weight: 52.3 kg
