Grundfos CRN 1S-5 A-CA-A-V-HQQV Vertical Multistage Centrifugal Pump – 96531409 (3 x 220-240D/380-415Y V)
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The Grundfos CRN 1S-5 A-CA-A-V-HQQV is a vertical multistage centrifugal pump designed for installation in pipe systems where reliable pressure boosting and water transfer are required. All wetted components are made from high-grade stainless steel EN 1.4401 (AISI 316), while the pump base and head are manufactured from EN 1.4408 stainless steel for enhanced durability and corrosion resistance. The pump delivers a rated flow of 0.9 m³/h with a rated head of 21.1 m and a maximum head of 30.3 m. It features an HQQV shaft seal and DN 32 (1 1/4") FlexiClamp connections rated PN25. The unit is driven by a 0.37 kW IE3 high-efficiency three-phase IEC motor with IP55 protection and insulation class F.
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
- Cooling
- Industrial water supply
- Industrial wastewater
- Industrial process water treatment
- Desalination
- Reverse osmosis water treatment
- Surface water intake
- Drinking water treatment
- Water distribution
- Irrigation
- Solar water solutions
- Community water supply
- Rotor & spray irrigation
- Ground water transfer
- Pivot irrigation
- Solar boosting and water supply solutions
- Solar water treatment fertigation and dosing
- Agriculture solar solutions
- Livestock watering with solar solutions
Key Specifications
| Product Name | CRN 1S-5 A-CA-A-V-HQQV |
| Product Number | 96531409 |
| EAN | 5700397268698 |
| Pump Type | Vertical Multistage Centrifugal |
| Rated Flow | 0.9 m³/h |
| Rated Head | 21.1 m |
| Maximum Head | 30.3 m |
| Speed (Pump Data) | 2873 rpm |
| Stages / Impellers | 5 / 5 |
| Reduced-Diameter Impellers | 0 |
| Shaft Seal | HQQV |
| Liquid Temperature Range | -20 .. 90 °C |
| Maximum Operating Pressure | 25 bar |
| Connections | DN 32 (1 1/4") 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 | 3 x 220-240D / 380-415Y V |
| Frequency | 50 Hz |
| Rated Current | 1.74 / 1.00 A |
| Motor Efficiency Class | IE3 |
| Motor Efficiency (Full Load) | 73.8 % |
| Enclosure Class | IP55 |
| Insulation Class | F |
| MEI | ≥ 0.54 |
| Net / Gross Weight | 17.4 kg / 20.1 kg |
| Shipping Volume | 0.054 m³ |
| Approvals | CE, EAC, UKCA, SEPRO, RCM, WRAS, ACS |
Documentation & Downloads
| Grundfos CRN 1S-5 Product Datasheet | Download |