Grundfos CRN 1-4 A-CA-A-V-HQQV Vertical Multistage Centrifugal Pump – 92901255 (1 x 220–230 V)
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The Grundfos CRN 1-4 A-CA-A-V-HQQV is a vertical multistage centrifugal inline pump designed for efficient water transfer, pressure boosting, and industrial liquid handling. All wetted components are made of high-grade stainless steel (EN 1.4401 / AISI 316) for excellent corrosion resistance and durability. It features a cartridge-type HQQV single mechanical shaft seal for safe handling and easy maintenance. Power transmission is via a rigid split coupling, and the pump connects with DN 32 FlexiClamps (PN 25). The pump is equipped with a fan-cooled single-phase IEC asynchronous motor delivering 0.37 kW, providing reliable performance for commercial, industrial, and water treatment applications.
Suitable Applications
- Commercial heating
- Commercial air conditioning
- Commercial water pressure boosting
- District heating
- District cooling
- Machining
- Wash and clean systems
- Process liquids transfer
- Industrial heating and cooling
- Industrial water supply
- Industrial wastewater handling
- Industrial process water treatment
- Desalination
- Reverse osmosis water treatment
- Surface water intake
- Drinking water treatment
- Water distribution
- Irrigation systems
- Solar water solutions
- Community water supply
- Rotor and spray irrigation
- Groundwater transfer
- Pivot irrigation
- Solar boosting and water supply solutions
- Controls and digital groundwater management
- Solar controls and digital water management
- Solar water treatment, fertigation, and dosing
- Agricultural solar solutions
- Livestock watering with solar solutions
Key Specifications
| Product Name | CRN 1-4 A-CA-A-V-HQQV |
| Product Number | 92901255 |
| EAN | 5715121282000 |
| Pump Type | Vertical Multistage Centrifugal |
| Rated Flow | 1.8 m³/h |
| Rated Head | 19.8 m |
| Maximum Head | 25.2 m |
| Speed (Pump Data) | 2757 rpm |
| Stages / Impellers | 4 Stages / 4 Impellers |
| Reduced-Diameter Impellers | 0 |
| Shaft Seal | Single Mechanical Seal (HQQV) |
| Liquid Temperature Range | -20 .. 90 °C |
| Maximum Operating Pressure | 25 bar |
| Connections | DN 32 (1 1/4 in) FlexiClamp, PN 25 |
| Base / Head Material | Stainless Steel (EN 1.4408 / AISI 316) |
| Impeller Material | Stainless Steel (EN 1.4401 / AISI 316) |
| Bearing | SIC |
| Motor Power (P2) | 0.37 kW |
| Voltage | 1 x 220–230 V |
| Frequency | 50 Hz |
| Rated Current | 2.60–2.50 A |
| Motor Efficiency Class | IE2 |
| Motor Efficiency (Full Load) | 69.5 % |
| Enclosure Class | IP55 |
| Insulation Class | F |
| MEI | ≥ 0.70 |
| Net / Gross Weight | 19.9 kg / 22.6 kg |
| Shipping Volume | 0.054 m³ |
| Approvals | CE, EAC, UKCA, SEPRO, RCM, WRAS, ACS |
Documentation & Downloads
| Grundfos CRN 1-4 Product Datasheet | Download |