

Specified for Automation, the ebm-papst R3G355-RB03-10 is a 200-277V EC backward-curved centrifugal fan, centered on a listed airflow of 3,255 m³/h. The data helps compare K-series variants.
| Rated Voltage(V) | 1~200-277 |
|---|---|
| Size(mm) | 355 |
| Max.Air Flow(m³/h) | 3255 |
| Max.Pressure(Pa) | 280 |
| Input Power(W) | 205 |
| Speed(rpm) | 1425 |
Designed for Automation, the ebm-papst R3G355-RB03-10 EC centrifugal fan provides a defined platform for controlled heat removal and airflow management. It suits OEM equipment and service replacement when checked against the exact drawing and operating curve.
Documented selection points include 1~200-277 V supply, 205 W input, 355 mm size, up to 3255 m3/h airflow. These values support electrical, envelope and duty-point comparison.
For procurement, verify voltage, duty point, dimensions, connector and mounting. Correct sizing and clear airflow paths support stable operation, controlled noise and long service life. Confirm speed control, IP protection and approvals in the exact-model datasheet.
The ebm-papst R3G355-RB03-10 from the RadiPac EC Centrifugal series is a direct energy-saving replacement for legacy AC fans including R4D, R2D. Key benefits:
R3G EC fans operate at V with W rated power. When replacing AC models, wire the 0-10V control signal alongside the standard three-phase power cable.
How the R3G355-RB03-10 compares to nearby R3G series variants:
| Model | R3G630-PC08-03 | R3G190-RC05-03 | R3G220-RC05-03 | R3G220-RC09-08 |
|---|---|---|---|---|
| Air Flow | 12470 m³/h | 735 m³/h | — | — |
| Power | 4250 W | 83 W | 85 W | 51 W |
| Noise | 74 dB | — dB | — dB | — dB |
| Size | 630 mm | 190 mm | 220 mm | 220 mm |
All R3G series fans from Hengrui include performance curves, mounting instructions and factory warranty. Contact us for project-specific selection.
Data Center CRAH/CRAC Units: The R3G355-RB03-10 delivers reliable cooling for Computer Room Air Handling with 24/7 uptime. EC motor enables precise temperature control.
AHU Air Handling: Engineered for integration into Air Handling Units.
Industrial Process Ventilation: Machinery cooling, enclosure ventilation and process air movement. Hengrui provides custom engineering support.
Match required airflow and pressure on the exact performance curve, then verify voltage, power, dimensions and environmental limits.
The workbook marks it In Stock, but quantity and lead time should be reconfirmed at quotation because availability can change.
The supplied table lists 3,255 m³/h, 280 Pa, 1,425 rpm; use the exact datasheet for the complete operating curve.
The workbook marks the product RoHS Compliant. Obtain the exact-model declaration and any project-specific approvals required by the destination market.

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