Grundfos CR 20-6 A-F-A-E-HQQE Vertical Multistage Pump – 96500512 (3 x 380-415D/660-690YD)
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The Grundfos CR 20-6 is a vertical, non-self-priming, multistage in-line centrifugal pump engineered for high-pressure water transfer in commercial, industrial, and agricultural systems. It features stainless steel impellers and intermediate chambers combined with a robust cast iron pump head and base. DIN flange connections and an IE3 high-efficiency 3-phase motor make it suitable for continuous operation in demanding pipework installations.
Suitable Applications
- Commercial heating and air conditioning systems
- Commercial, community, and industrial water pressure boosting
- District heating and district cooling
- Industrial water supply and process liquid transfer
- Industrial wastewater and process water treatment
- Desalination and reverse osmosis systems
- Surface water intake and drinking water treatment
- Water distribution networks
- Irrigation, pivot, rotor, and spray irrigation systems
- Groundwater transfer applications
- Solar water boosting and supply solutions
- Solar-powered irrigation, fertigation, and dosing systems
- Agricultural and livestock watering solutions
Key Specifications
| Product Number | 96500512 |
| Rated Flow | 21 m³/h |
| Rated Head | 70.4 m |
| Maximum Head | 88.4 m |
| Number of Stages | 6 |
| Pump Orientation | Vertical |
| Maximum Operating Pressure | 16 bar |
| Liquid Temperature Range | -20 to 120 °C |
| Connection Type | DIN Flange, DN 50 (PN 25) |
| Rated Motor Power (P2) | 7.5 kW |
| Supply Voltage | 3 × 380–415D / 660–690Y V, 50 Hz |
| Motor Efficiency Class | IE3 |
| Shaft Seal | HQQE (Single) |
| Approvals | CE, EAC, UKCA, SEPRO, WRAS, ACS |
| Net Weight | 102 kg |
Documentation & Downloads
| Product Datasheet (PDF) | Download |