

RH28M-2DK.3I.1R 134434 is a 3~230/400 VAC centrifugal fan for inverter cooling, packaging machinery, production machinery. Its main supplied feature is 570 W input power for the listed electrical version. It also lists a 280 mm size specified in the upload data. Review procurement specification for ductwork design.
| Rated Voltage(V) | 3~230/400 |
|---|---|
| Size(mm) | 280 |
| Max.Air Flow(m³/h) | 2505 |
| Max.Pressure(Pa) | 755 |
| Input Power(W) | 570 |
| Speed(rpm) | 2860 |
The ZIEHL-ABEGG RH28M-2DK.3I.1R 134434 is a AC centrifugal fan developed for renewable-energy and power-conversion equipment. It gives equipment designers a defined airflow or control solution for managing heat under continuous operating conditions.
The single-inlet backward-curved motor impeller is intended for operation without a scroll housing. Integrating the external-rotor motor into the wheel promotes compact dimensions, effective motor cooling and useful pressure performance.
The full RH28M-2DK.3I.1R 134434 suffix should remain on the approved bill of materials. Checking installed airflow, supply compatibility and service access supports dependable operation and controlled purchasing.
RH28M-2DK.3I.1R 134434 supports photovoltaic, bioenergy and fuel-cell equipment. In this duty, it moves heat away from power-conversion assemblies exposed to changing generation loads. System testing can confirm that the selected unit delivers the required cooling role after integration.
The application depends on controlled airflow to keep thermal conditions within the equipment designer's target range. ZIEHL-ABEGG RH28M-2DK.3I.1R 134434 is specified for inverters, power electronics and electrical cabinets; it directs airflow across power modules and control assemblies.
As part of packaging machinery, production equipment and automation systems, RH28M-2DK.3I.1R 134434 supports operating stability inside packaging and factory equipment. Effective circulation helps the wider installation retain its intended operating temperature.
Its advantage should be judged from the matched series feature, exact size, electrical rating, and available performance data rather than from a generic fan comparison.
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.
Available performance data includes 2505 m³/h airflow, 755 Pa pressure, 570 W input, 2860 rpm. Obtain the full curve when system resistance or part-load behavior matters.
No quantified cost-saving claim is supplied for this exact item. Compare energy use, controls, service needs, and purchase cost using the required duty point.
The product is classified as a centrifugal fan. Use the full model code because nearby variants can differ in motor, mounting, and controls.
The upload row lists 3~230/400 VAC. Confirm phase, frequency, terminals, and local supply conditions before wiring.

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