Grundfos CR 3-21 A-FGJ-A-E-HQQE Vertical Multistage Centrifugal Pump – 92901546 (1 x 220-230V)
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The Grundfos CR 3-21 A-FGJ-A-E-HQQE is a vertical, multistage centrifugal
inline pump, designed for commercial, industrial, agricultural, and solar
water applications. With suction and discharge ports on the same level, this
pump combines a compact inline configuration with high reliability.
The pump head and base are made of cast iron, while all other wetted parts are
stainless steel (EN 1.4301 / AISI 304). It features a cartridge shaft seal
(HQQE) for easy maintenance and safe handling. Power transmission is via a
rigid split coupling, and it uses a 1-phase, fan-cooled asynchronous IEC
motor. Combined DIN / ANSI / JIS flange connections provide installation
versatility. Approved for drinking water (WRAS & ACS), it is suitable for
water pressure boosting, irrigation, solar water solutions, and water
treatment systems.
Key Features & Benefits
- Vertical multistage centrifugal inline pump
- Cast iron pump head and base with stainless steel wetted parts
- Reliable cartridge shaft seal (HQQE) for easy maintenance
- Combined DIN / ANSI / JIS flange connections
- Approved for drinking water (WRAS & ACS)
- High-efficiency IE2 single-phase motor
- Wide liquid temperature range: -20°C to 120°C
- Ideal for commercial, industrial, agricultural, and solar applications
Key Specifications
| Product Code | CR 3-21 A-FGJ-A-E-HQQE |
| Product Number | 92901546 |
| Rated Flow | 3 m³/h |
| Rated Head | 95 m |
| Maximum Head | 135.8 m |
| Number of Stages | 21 |
| Motor Power (P2) | 2.2 kW |
| Power Supply | 1 × 220–230 V, 50 Hz |
| Maximum Operating Pressure | 25 bar |
| Liquid Temperature Range | -20 to 120 °C |
| Connection Size | DN 25/32 (1 1/4") |
| Shaft Seal | HQQE (Single) |
| Net Weight | 47.3 kg |
Documentation & Downloads
| Document | Download |
|---|---|
| Product Datasheet / Technical PDF | 📄 Download PDF |