

Suited to Air Handling, the ebm-papst K3G630-RA39-07 is a 380-480V EC backward-curved centrifugal fan, offering 630 mm dimensions for installation planning. This enables specification-led selection.
| Rated Voltage(V) | 3`380-480 |
|---|---|
| Size(mm) | 630 |
The ebm-papst K3G630-RA39-07 is an EC centrifugal blower for hvac systems, providing directed airflow in enclosures and cooling assemblies.
Data includes 3`380-480 V operation for matching airflow to system resistance. Its integrated motor and impeller support stable ventilation. Installed noise depends on the duty point and airflow path. Correct electrical selection and clear inlet spacing support efficient cooling, reliable operation and long fan life.
Suitable for OEM engineers, manufacturers and maintenance buyers, the K3G630-RA39-07 should be checked for wiring, mounting, duty point and ambient limits before selection. Its documented operating data supports model comparison, replacement planning and purchasing review.
The ebm-papst K3G630-RA39-07 from the Compact EC Centrifugal series is a direct energy-saving replacement for legacy AC fans including R4D, R2D. Key benefits:
K3G 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 K3G630-RA39-07 compares to nearby K3G series variants:
| Model | K3G097-AK34-43 | K3G190-RD45-03 | K3G250-AV29-B2 | K3G250-PR17-W9 |
|---|---|---|---|---|
| Air Flow | 1195 m³/h | 524 m³/h | 3120 m³/h | 2405 m³/h |
| Power | 325 W | 169 W | 750 W | 1160 W |
| Noise | — dB | — dB | 63 dB | — dB |
| Size | 97 mm | 190 mm | 250 mm | 250 mm |
All K3G series fans from Hengrui include performance curves, mounting instructions and factory warranty. Contact us for project-specific selection.
Data Center CRAH/CRAC Units: The K3G630-RA39-07 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.
Its EC backward-curved centrifugal fan configuration and 630 mm dimensions for installation planning provide model-specific criteria for matching Air Handling systems.
Compare 630 mm, 380-480V plus mounting, connector and duty-point requirements.
Provide service access, keep the airflow path clean, inspect wiring and mounting, and investigate abnormal noise or vibration before continued use.
The supplied comparison identifies 630 mm dimensions for installation planning; review it together with the other listed ratings rather than as a standalone selection criterion.

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