Grundfos Ls 500-400-423A Water Pump Commercial Heating Circulation Booster Centrifugal Pump
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Grundfos LS 500-400-423A, 1F1DBBBQE1 220/4 Number: 99729902 Applicable for
1.Commercial heating 2.Commercial air conditioning 3.Commercial water pressure boosting 4.District heating 5.District cooling 6.Process water distribution 7.Heating 8.Cooling 9.Process water treatment 10.Desalination 11.Surface water intake 12.Drinking water treatment 13.Municipal water distribution 14.Irrigation 15.Community and building water supply Grundfos LS is a horizontal, single-stage or double-stages, between bearings, split case pump. The axially split design allows easy removal of the top casing and access to the pump components without disturbing the motor or pipe work.Â
Liquid
Liquid being conveyed: Water Liquid temperature range: 0.. 100 °C Liquid temperature during operation: 20 °C Density: 998.2 kg/m³ Technology
Rated flow rate: 2246 m³/h Rated head: 42.6 m Nominal impeller: 423 mm Main shaft seal: BBQE Approvals: CE Curve tolerance: ISO9906:2012 2B Direction of rotation: Clockwise MinimumContinuousSuctionFlow: 924.9 m³/h MaximumHead: 42.43 m HeadRiseToShutOff: 0.00 % FlowBEP: 1863 m³/h FlowRatioBEP: 0.00 % HeadRatio: 0.00 % DiameterRatio: 0.00 % MaximumWorkingPressure: 0.4154 MPa MaxAllowableSuctionPressureLimit: 0.585 MPa Materials
Pump casing: Cast iron Pump housing: EN 1561 EN-GJL-250 Wear ring: Bronze Impeller: Silicon bronze ASTM B584 Shaft: EN 1.4021 AISI 420 Stainless steel Installation
Ambient temperature range: -15.. 40 °C Maximum operating pressure: 10 bar Flange standard: DIN Pump inlet: DN 500 Pump outlet: DN 400 Pressure rating for pipe connection: PN 10 Coupling model: Pin and Bush coupling Electrical Data
Motor model: 355M Rated power - P2: 220 kW Power supply frequency: 50 Hz Rated voltage: 3 x 380 - 400D/660 - 690Y V Rated current: 387 - 368/223 - 213 A Starting current: 710 % Cos phi - Power factor: 0.90 Rated speed: 1490 revolutions per minute Efficiency: IE3 96,0% IE efficiency class: IE3 Motor full - load efficiency: 96.0 % Motor efficiency at 3/4 load: 95.9 % Motor efficiency at 1/2 load: 95.0 % Number of motor poles: 4 Enclosure rating (IEC 34 - 5): 55 (Protect. water jets/dust) Insulation class (IEC 85): F Motor serial number: 99547693 Others
Net weight: 4410 kg Gross weight: 4850 kg Transport volume: 9.12 m³ |
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