HP PUMP Grundfos CRI 5-24 3P

The Grundfos CRI 5-24 3P is a vertical, multistage centrifugal pump designed for applications requiring high pressure and moderate flow rates. It is part of the CRI series, known for its in-line design where the suction and discharge ports are on the same level, facilitating installation in horizontal one-pipe systems.

Technical Specifications

• Model: CRI 5-24 A-FGJ-A-E-HQQE

• Motor Power: 5.5 kW (approximately 7.5 HP)

• Voltage: 3-phase, 400 V

• Frequency: 50 Hz

• Speed: 3467 RPM

• Stages: 24

• Flow Rate: Up to 30.4 US gpm (115.4 L/min)

• Maximum Head: Approximately 237 meters (778 feet)

• Connection: 1¼" NPT

• Material: Pump head and base in cast iron; all wetted parts in stainless steel (AISI 304)

• Shaft Seal: Cartridge-type mechanical seal (HQQE)

• Motor Efficiency: IE3 (high efficiency)

• Temperature Range: -20°C to 120°C

• Protection: Thermistors (PTC) in windings for thermal protection.

Key Features

• In-line Design: Allows for compact installation in horizontal systems.

• Corrosion Resistance: Stainless steel wetted parts ensure durability in various applications.

• High Efficiency: IE3 motor provides energy savings and compliance with international standards.

• Versatility: Suitable for water, glycol, and slightly aggressive liquids in circulation and pressure boosting systems.

Applications

The CRI 5-24 3P is ideal for:

• Pressure boosting in water supply systems

• Circulation systems in HVAC applications

• Industrial processes requiring consistent pressure

• Transfer of clean or slightly aggressive liquids.