Description
The Grundfos CR 45-4-2 is a vertical, multistage centrifugal pump designed for reliability, efficiency, and long service life in demanding applications. Featuring suction and discharge ports on the same level, it provides easy installation and compact integration into piping systems.
Built with a cast iron head and base for strength and stainless-steel wetted parts (EN 1.4301) for corrosion resistance, the CR 45-4-2 is optimized for consistent performance under high pressures and flows. Operating at 2923 rpm, it delivers a rated flow of 45 m³/h, a rated head of 72.1 m, and a maximum head of 92.4 m.
With a Minimum Efficiency Index (MEI) ≥ 0.70, the pump ensures energy-efficient operation, reducing overall operating costs while maintaining high reliability. It is ideal for industrial processes, water treatment, HVAC, and pressure-boosting systems.
Specifications
| Category | Details |
|---|---|
| Product Name | CR 45-4-2 A-F-A-E-HQQE |
| Product Number | 96122802 |
| EAN Number | 5700396688466 |
| Pump Type | Vertical Multistage Centrifugal Pump |
| Pump Speed (Data Basis) | 2923 rpm |
| Rated Flow | 45 m³/h |
| Rated Head | 72.1 m |
| Maximum Head | 92.4 m |
| Stages | 4 |
| Impellers | 4 |
| Terminal Box Position | 6 |
| Minimum Efficiency Index | MEI ≥ 0.70 |
| Net Weight | 179 kg |
| Gross Weight | 212 kg |
| Shipping Volume | 0.495 m³ |
| Material (Head & Base) | Cast Iron |
| Material (Wetted Parts) | Stainless Steel (EN 1.4301) |
| Danish VVS No. | 385907042 |
| Finnish LVI No. | 4925488 |
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