Wide Voltage EC Input
The R3G280-AH33-31 accepts a 3-phase 380–480 VAC nominal input, supporting use across a range of industrial supply voltages within the documented range.
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Ebmpapst
Ebmpapst R3G280-AH33-31 Centrifugal Fan 400V 280mm 200W
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$192.24
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PRODUCT DOCUMENTATION
Product Information
Technical specifications, features, applications and purchasing information.
Technical Specifications
| Brand | Ebmpapst |
| Model Number | R3G280-AH33-31 |
| Product Category | Centrifugal Fan |
| Fan Type | Backward-Curved Centrifugal Fan |
| Nominal Voltage Range | 3–380–480 VAC |
| Frequency | 50/60 Hz |
| Power | 135 W |
| Current | 2.8 A |
| Speed | 2360 rpm |
| Fan Diameter | 280 mm |
Key Features
135 W at 2360 rpm
A 135 W motor drives the 280 mm backward-curved centrifugal impeller at 2360 rpm, with a documented current of 2.8 A.
Backward-Curved Impeller
The fan uses a backward-curved blade centrifugal design, directed toward applications requiring pressure development alongside airflow.
EC Motor Construction
As part of the R3G series, the fan uses electronically commutated motor technology within the documented 380–480 VAC input range.
Applications
- Industrial ventilation
- Variable frequency drive cooling
- Heat exchanger airflow
- Control cabinet thermal management
- Process air movement
- OEM centrifugal fan replacement
- Air handling assemblies
Purchase Information
We support online purchase of the Ebmpapst R3G280-AH33-31 Centrifugal Fan. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is the Ebmpapst R3G280-AH33-31? It is a backward-curved centrifugal fan with a 280 mm fan diameter, operating on a 3-phase 380–480 VAC supply.
What power does the R3G280-AH33-31 consume? Power is documented at 135 W.
What current does the R3G280-AH33-31 draw? Current is 2.8 A.
What speed does the R3G280-AH33-31 run at? Speed is 2360 rpm.
What is the voltage range of the R3G280-AH33-31? The nominal voltage range is 3–380–480 VAC at 50/60 Hz.
What is the fan diameter of the R3G280-AH33-31? The fan diameter is 280 mm.
What should be checked before ordering the R3G280-AH33-31? Verify the complete model number, 3-phase 380–480 VAC supply availability, required airflow and pressure, 280 mm installation space, and the 135 W / 2.8 A electrical characteristics.
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Send us your part number and technical requirements.
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