

Applied in Air Purification, the ebm-papst R3G630-RB32-65 is a 380-480V EC backward-curved centrifugal fan, whose supplied data highlights a listed airflow of 17,665 m³/h. The rating aids system-fit checks.
| Rated Voltage(V) | 3`380-480 |
|---|---|
| Size(mm) | 630 |
| Max.Air Flow(m³/h) | 17665 |
| Max.Pressure(Pa) | 750 |
| Input Power(W) | 3250 |
| Speed(rpm) | 1370 |
| Noise(db) | 71 |
The ebm-papst R3G630-RB32-65 is an EC centrifugal fan for HVAC and Ventilation, combining application-focused airflow with practical integration criteria. It serves equipment manufacturers and maintenance teams that require traceable model selection.
Documented selection points include 3`380-480 V supply, 3250 W input, 630 mm size, up to 17665 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. It supports applications that prioritize reliable operation and maintainable design.
The ebm-papst R3G630-RB32-65 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 R3G630-RB32-65 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 R3G630-RB32-65 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.
Control capability and input method must be confirmed in the exact-model datasheet and wiring diagram; do not infer them from the fan family alone.
The table lists 71 dB. Use unobstructed airflow, secure mounting and suitable isolation where required.
Correct sizing and operation within documented limits can reduce avoidable thermal stress and maintenance events; project savings require duty-cycle analysis.
The workbook marks it In Stock, but quantity and lead time should be reconfirmed at quotation because availability can change.

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