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Centrifugal Fan

Centrifugal Fan

Centrifugal fans are the workhorse of high-pressure industrial ventilation, using curved impellers to accelerate air radially outward and convert velocity to pressure. This operating principle enables centrifugal fans to overcome substantial system resistance — making them essential for ducted HVAC systems, dust collection and fume extraction systems, combustion air supply, and industrial process ventilation. Centrifugal fans are classified by impeller geometry: forward curved (high airflow, moderate pressure), backward curved (high pressure, maximum efficiency), or radial blade (rugged construction for particulate-laden airflow). They are also available in direct-driven or belt-driven configurations. Centrifugal fans operate across a wide range of motor types and speeds — from 1500 RPM standard AC motors to high-speed EC drives. Key manufacturers include ebm-papst, ZIEHL-ABEGG, Nicotra Gebhardt, Rosenberg, and SODECA. Hengrui supplies centrifugal fans from all major brands with complete performance curves, competitive pricing, and engineering consultation for system design. When selecting centrifugal fans, engineers must match fan performance curves to calculated system curves for optimal efficiency and reliability.

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Mfr Part # Rated Voltage(V) Size(mm) Max.Air Flow(m³/h) Max.Pressure(Pa) Input Power(W) Speed(rpm) Noise(db)
GR40C-ZID.DG.CR | ZIEHL-ABEGG 3~380-480V 3000W EC Fan Module 400mm for HVAC Equipment Integration
GR40C-ZID.DG.CR | ZIEHL-ABEGG 3~380-480V 3000W EC Fan Module 400mm for HVAC Equipment Integration

Configured for AHU, ZIEHL-ABEGG GR40C-ZID.DG.CR is a 380-480V EC centrifugal fan, offering a documented speed of 2,590 rpm. This enables specification-led selection. The supplied figures aid purchasing review.

3`380-480 400 - - 3000 2590 -
GR40C-ZID.DC.1R | ZIEHL-ABEGG 3~380-480V EC Fan Module for HVAC Equipment Integration
GR40C-ZID.DC.1R | ZIEHL-ABEGG 3~380-480V EC Fan Module for HVAC Equipment Integration

Built for Air Handling Units, the ZIEHL-ABEGG GR40C-ZID.DC.1R is a 380-480V EC centrifugal fan, showing 400 mm dimensions for installation planning. The figure helps confirm design suitability.

3`380-480 400 - - - - -
GR35C-ZID.DC.CR | ZIEHL-ABEGG 400V 3000W EC Fan Module for HVAC Equipment Integration
GR35C-ZID.DC.CR | ZIEHL-ABEGG 400V 3000W EC Fan Module for HVAC Equipment Integration

Matched to Air Handling Units, the ZIEHL-ABEGG GR35C-ZID.DC.CR is a 400 V EC centrifugal fan, identified by a listed pressure capability of 1,780 Pa. This assists electrical and mechanical review.

400 350 7500 1780 3000 2960 87
GR35C-ZID.DC.1R | ZIEHL-ABEGG EC Centrifugal Fan Module for HVAC Equipment Integration
GR35C-ZID.DC.1R | ZIEHL-ABEGG EC Centrifugal Fan Module for HVAC Equipment Integration

ZIEHL-ABEGG GR35C-ZID.DC.1R targets Air Handling Units in an EC centrifugal fan configuration. The available data highlights 350 mm dimensions for installation planning, but does not provide a rated-voltage value.

- 350 - - - - -
GR31C-ZID.DC.1R | ZIEHL-ABEGG EC Centrifugal Fan Module for HVAC Equipment Integration
GR31C-ZID.DC.1R | ZIEHL-ABEGG EC Centrifugal Fan Module for HVAC Equipment Integration

For Air Handling Units, ZIEHL-ABEGG GR31C-ZID.DC.1R provides an EC centrifugal fan format with 310 mm dimensions for installation planning. Rated voltage is not shown in the supplied table and must be checked before selection.

- 310 - - - - -
GR56C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 3400W EC Fan Module 560mm for HVAC Equipment Integration
GR56C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 3400W EC Fan Module 560mm for HVAC Equipment Integration

Matched to AHU, ZIEHL-ABEGG GR56C-ZID.GG.CR is a 380-480V EC centrifugal fan, built around a documented speed of 1,550 rpm. This enables specification-led selection. The figure guides duty evaluation.

3`380-480 560 - - 3400 1550 -
GR40I-ZID.GG.CR | ZIEHL-ABEGG 400V 3700W EC Fan Module for HVAC Equipment Integration
GR40I-ZID.GG.CR | ZIEHL-ABEGG 400V 3700W EC Fan Module for HVAC Equipment Integration

Prepared for Air Handling Units, ZIEHL-ABEGG GR40I-ZID.GG.CR is a 400 V EC centrifugal fan, using a documented speed of 2,860 rpm. It gives buyers a documented reference. It assists design comparison.

400 400 10980 1800 3700 2860 80
GR63C-ZIK.GG.CR | ZIEHL-ABEGG 3~380-480V 2900W EC Fan Module 630mm for HVAC Equipment Integration
GR63C-ZIK.GG.CR | ZIEHL-ABEGG 3~380-480V 2900W EC Fan Module 630mm for HVAC Equipment Integration

Aimed at AHU, the ZIEHL-ABEGG GR63C-ZIK.GG.CR is a 380-480V EC centrifugal fan, whose supplied data highlights 630 mm dimensions for installation planning. The rating aids system-fit checks.

3`380-480 630 - - 2900 1200 -
GR35I-ZID.DC.CR | ZIEHL-ABEGG 1~200-277V 1350W EC Fan Module 350mm for HVAC Equipment Integration
GR35I-ZID.DC.CR | ZIEHL-ABEGG 1~200-277V 1350W EC Fan Module 350mm for HVAC Equipment Integration

Integrated into AHU, ZIEHL-ABEGG GR35I-ZID.DC.CR is a 200-277V EC centrifugal fan, showing a documented speed of 2,530 rpm. It provides a traceable selection parameter. The figure supports sourcing.

1~200-277 350 - - 1350 2530 -
GR40C-ZID.DC.CR | ZIEHL-ABEGG 3~380-480V 2400W EC Fan Module 400mm for HVAC Equipment Integration
GR40C-ZID.DC.CR | ZIEHL-ABEGG 3~380-480V 2400W EC Fan Module 400mm for HVAC Equipment Integration

Matched to AHU, ZIEHL-ABEGG GR40C-ZID.DC.CR is a 380-480V EC centrifugal fan, presenting a documented speed of 2,400 rpm. It supports an evidence-based shortlist. The value aids technical review.

3~ 380-480 400 5000 - 2400 2400 -
GR35I-ZID.DG.CR | ZIEHL-ABEGG 400V 3300W EC Fan Module for HVAC Equipment Integration
GR35I-ZID.DG.CR | ZIEHL-ABEGG 400V 3300W EC Fan Module for HVAC Equipment Integration

Suited to Air Handling Units, the ZIEHL-ABEGG GR35I-ZID.DG.CR is a 400 V EC centrifugal fan, recognized through a listed pressure capability of 1,975 Pa. This supports duty-point selection.

400 355 9000 1975 3300 3410 80
GR56C-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 5000W EC Fan Module 560mm for HVAC Equipment Integration
GR56C-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 5000W EC Fan Module 560mm for HVAC Equipment Integration

Deployed in AHU, ZIEHL-ABEGG GR56C-ZID.GL.CR is a 380-480V EC centrifugal fan, centered on a documented speed of 1,750 rpm. This clarifies the model's listed capability. It assists design comparison.

3`380-480 560 - - 5000 1750 -
GR40C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 5600W EC Fan Module 400mm for HVAC Equipment Integration
GR40C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 5600W EC Fan Module 400mm for HVAC Equipment Integration

Suited to AHU, ZIEHL-ABEGG GR40C-ZID.GG.CR is a 380-480V EC centrifugal fan, whose supplied data highlights a documented speed of 3,170 rpm. The rating aids system-fit checks. The value aids technical review.

3~380-480 400 6575 1740 5600 3170 98
GR56I-ZID.GL.CR | ZIEHL-ABEGG 400V 4600W EC Fan Module for HVAC Equipment Integration
GR56I-ZID.GL.CR | ZIEHL-ABEGG 400V 4600W EC Fan Module for HVAC Equipment Integration

Intended for Air Handling Units, the ZIEHL-ABEGG GR56I-ZID.GL.CR is a 400 V EC centrifugal fan, specified with a listed pressure capability of 1,270 Pa. The rating clarifies its operating profile.

400 560 17380 1270 4600 1780 75
GR56I-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 3400W EC Fan Module 560mm for HVAC Equipment Integration
GR56I-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 3400W EC Fan Module 560mm for HVAC Equipment Integration

Chosen for AHU, ZIEHL-ABEGG GR56I-ZID.GG.CR is a 380-480V EC centrifugal fan, supported by a listed pressure capability of 1,010 Pa. This supports duty-point selection. This rating informs planning.

3~ 380-480 560 16900 1010 3400 1610 -
GR50C-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 5400W EC Fan Module 500mm for HVAC Equipment Integration
GR50C-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 5400W EC Fan Module 500mm for HVAC Equipment Integration

Specified for AHU, ZIEHL-ABEGG GR50C-ZID.GL.CR is a 380-480V EC centrifugal fan, with a listed pressure capability of 1,610 Pa. It provides a practical sizing reference. It aids selection.

3`380-480 500 14600 1610 5400 2130 89
GR45C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 5200W EC Fan Module 450mm for HVAC Equipment Integration
GR45C-ZID.GG.CR | ZIEHL-ABEGG 3~380-480V 5200W EC Fan Module 450mm for HVAC Equipment Integration

Supporting AHU, ZIEHL-ABEGG GR45C-ZID.GG.CR is a 380-480V EC centrifugal fan, built around a listed pressure capability of 1,810 Pa. The figure supports compatibility review. It aids selection.

3~ 380-480 450 12900 1810 5200 2570 -
GR50I-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 4600W EC Fan Module 500mm for HVAC Equipment Integration
GR50I-ZID.GL.CR | ZIEHL-ABEGG 3~380-480V 4600W EC Fan Module 500mm for HVAC Equipment Integration

Developed for AHU, the ZIEHL-ABEGG GR50I-ZID.GL.CR is a 380-480V EC centrifugal fan, characterized by a listed pressure capability of 1,610 Pa. The value aids operating-point comparison.

3~ 380-480 500 16000 1610 4600 2150 -
GR31C-ZID.DC.CR | ZIEHL-ABEGG 400V 3223W EC Fan Module for HVAC Equipment Integration
GR31C-ZID.DC.CR | ZIEHL-ABEGG 400V 3223W EC Fan Module for HVAC Equipment Integration

Aimed at Air Handling Units, ZIEHL-ABEGG GR31C-ZID.DC.CR is a 400 V EC centrifugal fan, built around a documented speed of 4,096 rpm. This supports technical purchasing review. The stated values provide a basis for design review.

400 450 3708 - 3223 4096 -
GR31C-ZID.DG.CR | ZIEHL-ABEGG 400V 3900W EC Fan Module for HVAC Equipment Integration
GR31C-ZID.DG.CR | ZIEHL-ABEGG 400V 3900W EC Fan Module for HVAC Equipment Integration

Applied in Air Handling Units, the ZIEHL-ABEGG GR31C-ZID.DG.CR is a 400 V EC centrifugal fan, presenting a listed pressure capability of 2,400 Pa. This assists electrical and mechanical review.

400 315 7100 2400 3900 4200 70
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About Centrifugal Fan

Centrifugal fans are the workhorse of high-pressure industrial ventilation, using curved impellers to accelerate air radially outward and convert velocity to pressure. This operating principle enables centrifugal fans to overcome substantial system resistance — making them essential for ducted HVAC systems, dust collection and fume extraction systems, combustion air supply, and industrial process ventilation. Centrifugal fans are classified by impeller geometry: forward curved (high airflow, moderate pressure), backward curved (high pressure, maximum efficiency), or radial blade (rugged construction for particulate-laden airflow). They are also available in direct-driven or belt-driven configurations. Centrifugal fans operate across a wide range of motor types and speeds — from 1500 RPM standard AC motors to high-speed EC drives. Key manufacturers include ebm-papst, ZIEHL-ABEGG, Nicotra Gebhardt, Rosenberg, and SODECA. Hengrui supplies centrifugal fans from all major brands with complete performance curves, competitive pricing, and engineering consultation for system design. When selecting centrifugal fans, engineers must match fan performance curves to calculated system curves for optimal efficiency and reliability.

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Bag packaging indicates that a specified quantity of product is packaged by the manufacturer in a bag, sealed pouch, or similar container and sold as a unit without repackaging. It is also used to describe kits/assortments where components are packaged in separate bags according to part number or parametric value, rather than in a compartmentalized box or similar rigid container.