Nicotra Backward Curved Centrifugal Fan RDH 450 R

August 12, 2026
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Nicotra Backward Curved Centrifugal Fan RDH 450 R

Product/Service Description

Nicotra RDH 450 R Is A Backward-Inclined/Backward-Curved, Double-Inlet (DWDI) Centrifugal Fan With A 450 MM Nominal Impeller Size. The RDH Range Is Designed For Efficient Air Movement In HVAC And Ventilation Systems. Nicotra’s Technical Data For The RDH E_-0450 Shows An Impeller Diameter Of 452 MM, 11 Blades And An Impeller Weight Of 17.6 KG.

Key Features – Nicotra 

  • Backward-Curved / Backward-Inclined Impeller
  • Double Width Double Inlet (DWDI) Design
  • 450 MM Nominal Impeller Size
  • 11-Blade Impeller
  • Belt-Driven Configuration
  • High-Efficiency Airflow Performance
  • Robust Construction For Continuous Operation
  • Suitable For HVAC And Industrial Ventilation
  • AMCA-Certified Air-Performance Data Available For The RDH Range

Applications – Nicotra 

  • Air Handling Units (AHU)
  • HVAC Ventilation Systems
  • Industrial Ventilation
  • Air-Conditioning Systems
  • Building Ventilation
  • Process Ventilation
  • Exhaust And Air Extraction Systems
  • General Industrial Air Movement

Product Specifications – Nicotra 

Specification RDH 450 R
Brand Nicotra
Model RDH 450 R
Fan Type Backward Curved / Backward Inclined Centrifugal Fan
Construction Double Inlet (DWDI)
Nominal Impeller Diameter 450 MM
Actual Impeller Diameter 452 MM
Number of Blades 11
Drive Belt Driven
Impeller Weight 17.6 kg
Impeller Moment of Inertia 0.520 kg·m²
Standard Air Density 1.2 kg/m³
Installation Performance Free Inlet / Ducted Outlet
Application HVAC & Industrial Ventilation

The Official Nicotra Technical Data Indicates That Performance Varies With Fan Speed And Operating Point, So Motor Power, Airflow And Pressure Should Be Selected From The Specific Performance Curve Rather Than Assigned As One Fixed Value.

Additional Information:

  • Item Code: Nicotra Backward Curved Centrifugal Fan RDH 450 R
  • WhatsApp No.9871034100,9868958924,9650264867,9716640145,8368866030,8368801023
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