

Configured for Air Handling Units, the ZIEHL-ABEGG GR45I-ZID.DC.CR is a 400 V EC centrifugal fan, centered on a listed acoustic value of 72 dB. This clarifies the model's listed capability.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 450 |
| Max.Air Flow(m³/h) | 9800 |
| Max.Pressure(Pa) | 960 |
| Input Power(W) | 1700 |
| Speed(rpm) | 1800 |
| Noise(db) | 72 |
The ZIEHL-ABEGG GR45I-ZID.DC.CR is an EC centrifugal blower for hvac systems, supporting equipment thermal management and integration.
Data includes 400 V operation, airflow up to 9800 m³/h and pressure up to 960 Pa to assist system engineers in validating the planned ventilation circuit. The datasheet lists bionic blade geometry for durable motor support. Listed noise is 72 dB at the stated test point. Careful attention to wiring and inlet geometry supports efficient heat removal without unnecessary aerodynamic loss.
Use GR45I-ZID.DC.CR for new equipment or replacement work only after verifying fit, supply, airflow resistance and operating conditions. Its selection record helps structure design reviews in compact cooling projects without relying on generic assumptions.
Provide service access, keep the airflow path clean, inspect wiring and mounting, and investigate abnormal noise or vibration before continued use.
Check for blocked airflow paths, incorrect supply, loose wiring, abnormal rotation or system resistance before consulting the exact service documentation.
Its EC centrifugal fan configuration and a listed acoustic value of 72 dB provide model-specific criteria for matching Air Handling Units systems.
Control capability and input method must be confirmed in the exact-model datasheet and wiring diagram; do not infer them from the fan family alone.

Focused on Air Handling Units, ZIEHL-ABEGG GR31I-ZID.DC.CR is a 230 V EC centrifugal fan, supported by a listed acoustic value of 40 dB. This supports duty-point selection. The stated values provide a basis for design review.
Read More
GR31I-ZID.DC.CR 116899/A01 is a 1~200-277 VAC centrifugal fan for data centers, wind-power equipment, equipment cooling. Its main supplied feature is a 315 mm size specified in the upload data. It also lists 1500 rpm rated speed in the supplied parameter row. Review airflow path for procurement comparison.
Read More
GR31I-ZID.DC.CR 116917/A01 is a 3~380-480 VAC centrifugal fan for data centers, wind-power equipment, equipment cooling. Its main supplied feature is 6800 m³/h maximum airflow stated for this model. It also lists a 310 mm size specified in the upload data. Review mounting envelope for procurement comparison.
Read More
The supplied record positions GR50M-6DK.4I.1R 129968 as a centrifugal fan for air-conditioning systems at 400 VAC. Its representative supplied feature is a backward-curved impeller configuration. Key data also includes a 400 mm size specified in the upload data. Selection focus: replacement fit during application engineering.
Read More
GR35C-ZID.DC.CR 116171/A01 is a 3~380-480 VAC centrifugal fan for data centers, air-conditioning systems, packaging machinery. Its main supplied feature is a 350 mm size specified in the upload data. It also lists 4502 m³/h maximum airflow stated for this model. Review system resistance for compatibility checking.
Read More
Selected for data centers, air-conditioning systems, packaging machinery, GR56C-4DK.6N.CR 168369 uses a centrifugal fan arrangement with 400 VAC. Its representative supplied feature is a 560 mm size specified in the upload data. Selection focus: performance curve during commissioning review.
Read More