

RH28M-2DK.3I.2R 163753 is a 3~230/400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 79 dB noise data recorded for this model. It also lists a 280 mm size specified in the upload data. Review wiring plan for project specification. Check the exact variant before ordering.
| Rated Voltage(V) | 3~ 230/400 |
|---|---|
| Size(mm) | 280 |
| Max.Air Flow(m³/h) | 1800 |
| Max.Pressure(Pa) | 719 |
| Input Power(W) | 550 |
| Speed(rpm) | 2530 |
| Noise(db) | 79 |
For HVAC and ventilation systems, the ZIEHL-ABEGG RH28M-2DK.3I.2R 163753 provides a practical AC centrifugal fan platform. Its construction is intended for repeatable installation where cooling performance affects equipment availability.
The aluminum backward-curved wheel is integrated with an external-rotor motor in a compact single-inlet arrangement. Its geometry supports free-running use or integration with a suitable scroll, giving equipment designers flexibility when balancing airflow, pressure and installation space.
Before volume ordering RH28M-2DK.3I.2R 163753, confirm the duty point in the finished enclosure and review connector or controller requirements. The result is a documented solution for engineering, procurement and maintenance.
The equipment relies on forced airflow to supplement the limited cooling available from natural convection. HVAC, outdoor air-conditioning and ventilation equipment use RH28M-2DK.3I.2R 163753 where the AC centrifugal fan maintains planned air exchange through air-handling and outdoor HVAC equipment.
In commercial refrigeration and heating equipment, ZIEHL-ABEGG RH28M-2DK.3I.2R 163753 supports condenser and equipment ventilation in refrigeration systems. Engineers should confirm the installed airflow path and operating point before approving the production design.
This application gives designers a practical route to balance cooling demand, space and maintainability. As part of rail vehicles and trackside equipment, RH28M-2DK.3I.2R 163753 maintains directed airflow through transportation equipment exposed to changing loads.
RH28M-2DK.3I.2R 163753 supports industrial drying and wood-processing equipment. In this duty, it carries warm, moisture-laden air through industrial drying equipment. Keeping the full suffix in technical records helps avoid mismatched replacements during maintenance.
It may be evaluated for high-reliability cooling using the supplied parameters, but duty cycle, redundancy, ambient limits, and protection must be confirmed at system level.
Check electrical supply, mounting clearance, fasteners, airflow direction, guards, wiring, and access for service before installation.
Match the complete model code, voltage, dimensions, mounting arrangement, airflow direction, performance point, and control interface to the equipment.
The product is classified as a centrifugal fan. Use the full model code because nearby variants can differ in motor, mounting, and controls.
No exact IP protection level is stated for this item in the supplied sources. Confirm it before use in dusty, wet, or harsh locations.
Speed-control support is not stated for this exact item in the supplied sources. Confirm the motor and controller version before specifying control hardware.

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