





DKHR400-4KW.123.5FA is a 400 VAC centrifugal fan for data-communications equipment, heat pumps, ventilation systems. Its main supplied feature is 1340 rpm rated speed in the supplied parameter row. It also lists a 400 mm size specified in the upload data. Review power budget for commissioning review.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 400 |
| Input Power(W) | 540 |
| Speed(rpm) | 1340 |
Rosenberg DKHR400-4KW.123.5FA is a centrifugal fan selected for air-handling, HVAC and refrigeration equipment, where balanced airflow protects operating margin in space-efficient or continuously loaded equipment.
The stated 400 mm size aids early mechanical-envelope and mounting checks.
Air enters axially and leaves radially, allowing the fan to develop useful pressure for ducts, filters, coils and restricted equipment passages.
This helps OEM specialists translate airflow into lower assembly operating temperature, steadier performance and a more repeatable equipment design. Confirm the exact operating point before production release. Preserve the specified airflow direction during assembly. Review the approved electromechanical interface for the complete suffix.
As part of HVAC and ventilation systems, Rosenberg DKHR400-4KW.123.5FA performs a defined accumulated heat removal task and provides supply or exhaust air movement. The application needs predictable air movement because dense layouts restrict natural convection and accumulated heat spreading.
Model DKHR400-4KW.123.5FA contributes to refrigeration and condenser equipment by providing working temperature management flow that moves air across refrigeration coils. Thermal consistency matters here because generated heat-sensitive modules share a limited housing volume.
The application of DKHR400-4KW.123.5FA covers accumulated heat exchangers; here, the centrifugal fan moves air across transfer surfaces. Dependable circulation helps reduce thermal state gradients across boards, power sections and mechanical assemblies.
Rosenberg supplies model DKHR400-4KW.123.5FA for heat-pump systems, where directed temperature management flow moves air through exchange sections. Forced-air temperature management helps preserve machinery availability during long duty cycles and repeated load changes.
The matched source highlights 1340 rpm rated speed in the supplied parameter row. Compare that point together with the listed electrical and dimensional data.
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 540 W input, 1340 rpm. Obtain the full curve when system resistance or part-load behavior matters.
Confirm the target equipment, operating point, ambient conditions, installation space, electrical supply, controls, protection, quantity, and required delivery date.
The product is classified as a centrifugal fan. Use the full model code because nearby variants can differ in motor, mounting, and controls.

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