Rosenberg GKHM 450-CIB.140.6FF IE Gen3 backward curved EC fan with a seven-blade aluminum impeller, rated for 7284 m³/h airflow at 1326 Pa static pressure, 2350 r/min speed, and 4.3 kW power consumption, with IE5 efficiency rating and IP54 protection. The impeller is statically and dynamically balanced to DIN ISO 1940 quality level G2.5, and sound power levels are measured per DIN EN ISO 3744/3745 and AMCA Standard 301. Installation type A (free inlet, free outlet) is certified per AMCA 211 and 311. The fan operates on 3~380-480 V, 50/60 Hz, and weighs 39 kg.
Rosenberg GKHM 450-CIB.140.6FF IE Gen3 AMCA-Certified B-Series backward curved EC fan with seven blade cast aluminum impeller. Airflow 4287 CFM @ 5.33 in WC; 7004 CFM @ free air.
| Rosenberg USA | |
|---|---|
| Product Category | Fans and Blowers (industrial) |
| Product Number | N88-45321 |
| Product Name | Backward Curved Fan |
| Applications / Use | HVAC |
| Product Form | Packaged |
| Environment | Clean |
| Fan / Blower Diameter | 17.7 inch (450 mm) |
| Air Flow Rate | 7004 SCFM (11905 m³/hr) |
