

Adapted for AHU, ZIEHL-ABEGG GR40I-ZID.DC.CR is a 380-480V EC centrifugal fan, noted for a listed pressure capability of 1,260 Pa. The figure helps confirm design suitability. This helps model selection.
| Rated Voltage(V) | 3`380-480 |
|---|---|
| Size(mm) | 400 |
| Max.Air Flow(m³/h) | 9000 |
| Max.Pressure(Pa) | 1260 |
| Input Power(W) | 2100 |
| Speed(rpm) | 2360 |
| Noise(db) | 76 |
The ZIEHL-ABEGG GR40I-ZID.DC.CR is an EC centrifugal blower for hvac systems, supporting equipment thermal management and integration.
Data includes 3~380-480 V operation, airflow up to 9000 m³/h and pressure up to 1260 Pa for comparing the documented operating point with the intended air channel. Listed noise is 76 dB at the stated test point. The datasheet lists bionic blade geometry for durable motor support. An appropriate supply interface and well-planned air path support efficient cooling and reduce thermal stress.
This verified model profile strengthens lifecycle planning in equipment redesigns with attention to real airflow resistance. Clear model data also supports structured replacement decisions without relying on generic fan assumptions.
Correct sizing and operation within documented limits can reduce avoidable thermal stress and maintenance events; project savings require duty-cycle analysis.
It is listed for AHU. Confirm voltage, duty point, dimensions and mounting against the equipment requirements before selection.
Provide service access, keep the airflow path clean, inspect wiring and mounting, and investigate abnormal noise or vibration before continued use.

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