

Adapted for Ventilation, ZIEHL-ABEGG RD25S-4EW.4I.DL is a 230 V AC centrifugal fan, featuring 250 mm dimensions for installation planning. This guides model-to-system comparison. This supports review.
| Rated Voltage(V) | 230 |
|---|---|
| Size(mm) | 250 |
| Input Power(W) | 660 |
| Speed(rpm) | 880 |
The ZIEHL-ABEGG RD25S-4EW.4I.DL is an AC centrifugal blower for hvac systems, equipment cooling, supporting equipment thermal management and integration.
Data includes 230 V operation for reviewing airflow capability against the resistance of the finished assembly. Its integrated motor and impeller support stable ventilation. Installed noise depends on the duty point and airflow path. Careful attention to wiring and inlet geometry supports efficient heat removal without unnecessary aerodynamic loss.
For a dependable design-in, compare RD25S-4EW.4I.DL with the required airflow path, supply, mounting interface and service conditions. The available technical basis supports integration decisions in equipment redesigns while preserving model traceability.
The RD25S-4EW.4I.DL ZIEHL-ABEGG fan is used in HVAC equipment to move air through internal passages and heat-exchange sections, supporting ventilation, temperature control and dependable system operation.
The RD25S-4EW.4I.DL ZIEHL-ABEGG fan is used in industrial equipment where recurring heat generation requires controlled airflow for component cooling, temperature management and stable system operation.
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.
It can be evaluated for demanding service using the documented ratings, installation limits and preventive-maintenance plan for the application.
Compare 250 mm, 230 V, 660 W plus mounting, connector and duty-point requirements.

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