

RD28S-4DW.6L.2L 208432 is a 400 VAC centrifugal fan for controlled indoor ventilation, telecom equipment, packaging machinery. Its main supplied feature is 2200 W input power for the listed electrical version. It also lists a 280 mm size specified in the upload data. Review control method for final model confirmation.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 280 |
| Max.Air Flow(m³/h) | 6800 |
| Max.Pressure(Pa) | 505 |
| Input Power(W) | 2200 |
| Speed(rpm) | 1230 |
For HVAC and ventilation systems, the ZIEHL-ABEGG RD28S-4DW.6L.2L 208432 provides a practical AC centrifugal fan platform. Its construction is intended for repeatable installation where cooling performance affects equipment availability.
A 400 VAC rating with 2200 W input helps engineers plan the electrical supply and cooling-energy budget. The asynchronous external-rotor motor places the rotating section outside the stator, creating a compact drive with effective heat transfer. Available flange or shaft mounting supports space-efficient fan and refrigeration assemblies.
The full RD28S-4DW.6L.2L 208432 suffix should remain on the approved bill of materials. Checking installed airflow, supply compatibility and service access supports dependable operation and controlled purchasing.
Effective circulation helps the wider installation retain its intended operating temperature. OEM designs for HVAC, outdoor air-conditioning and ventilation equipment can use ZIEHL-ABEGG RD28S-4DW.6L.2L 208432; the unit maintains planned air exchange through air-handling and outdoor HVAC equipment.
For equipment serving telecommunications cabinets and network equipment, ZIEHL-ABEGG RD28S-4DW.6L.2L 208432 carries heat away from densely arranged communication electronics. The selection can be qualified against the finished system resistance and the expected duty cycle.
Directed airflow is valuable when filters, coils or enclosure geometry add resistance to the cooling route. For packaging machinery, production equipment and automation systems, the RD28S-4DW.6L.2L 208432 AC centrifugal fan supports operating stability inside packaging and factory equipment.
ZIEHL-ABEGG RD28S-4DW.6L.2L 208432 is specified for cleanroom workstations, ceilings and fan-filter units; it supplies controlled airflow to cleanroom workstations and fan-filter units. The equipment relies on forced airflow to supplement the limited cooling available from natural convection.
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.
The supplied application data covers controlled indoor ventilation, telecom equipment, packaging machinery. Confirm the installation's airflow, pressure, space, and electrical requirements.
Match the complete model code, voltage, dimensions, mounting arrangement, airflow direction, performance point, and control interface to the equipment.
The upload row lists RoHS compliance, but no additional exact-model certification is confirmed in the supplied feature record.
Verify the listed size, mounting pattern, fan housing or nozzle arrangement, airflow direction, and service clearance against the equipment drawing.

RD20S-4EW.4C.1L 209895 is a 3~230/400 VAC centrifugal fan for packaging machinery. Its main supplied feature is 3700 m³/h maximum airflow stated for this model. It also lists a 200 mm size specified in the upload data. Review operating point for maintenance planning. Check the exact variant before ordering.
Read More
RD25S-4EW.4I.1L 204892 addresses packaging machinery through a 230 VAC centrifugal fan design. Its representative supplied feature is a 250 mm size specified in the upload data. Selection focus: pressure requirement during maintenance planning. Use the complete model code and supplied parameters when confirming the final installation.
Read More
Specified at 400 VAC, RD28S-4DW.4R.2L 111241 is a centrifugal fan developed around packaging machinery. Its representative supplied feature is a 280 mm size specified in the upload data. Selection focus: housing geometry during replacement review. Use the complete model code and supplied parameters when confirming the final installation.
Read More
RD25S-4EW.4R.2L 209718 is a 230 VAC centrifugal fan for controlled indoor ventilation, telecom equipment, packaging machinery. Its main supplied feature is a compact construction intended to simplify equipment integration. It also lists a 250 mm size specified in the upload data. Review control method for cabinet planning.
Read More
Specified for Ventilation, the ZIEHL-ABEGG RD28S-4DW.4R.2L is a 400 V AC centrifugal fan, characterized by 280 mm dimensions for installation planning. The value aids operating-point comparison.
Read More
RD31S-4DW.6Q.AL 121303 is a 3~230/400 VAC centrifugal fan for packaging machinery. Its main supplied feature is a 310 mm size specified in the upload data. It also lists 9200 m³/h maximum airflow stated for this model. Review acoustic limit for application engineering. Check the exact variant before ordering.
Read More