A4D450-AP01-01: High-Volume Air Movement
The A4D450-AP01-01 is one of ebm-papst’s most powerful axial fans in the 450mm category. It is engineered for heavy-duty industrial cooling, such as heat exchangers and large refrigeration plants. The integration of the motor within the fan hub (external rotor design) allows for an extremely compact axial depth, which is a significant advantage for engineers designing machines with limited space. The rugged construction and high-grade materials ensure that this fan can withstand the aerodynamic stresses of high-speed air displacement while maintaining a long operational life.
Technical Data Summary
- Nominal Size: 450 mm.
- Motor Type: M4D094-EA.
- Voltage: 400V 3~ (Delta/Star connection support).
- Max Power Input: 450W – 600W.
- IP Rating: IP54 (High resistance to dust and moisture).
Maintenance & Reliability
Lifecycle State: Active. This is a crucial component for large-scale industrial thermal management. Diagnosis: If performance drops, inspect the blades for physical deformation or heavy grime. In high-humidity environments, ensure the drain holes are not clogged. Installation Advice: Given its 450mm diameter, airflow path clearance is vital. Engineers should verify the electrical connection (Star vs Delta) matches the site voltage to avoid motor burnout. Compatibility: Fully compatible with TIA Portal automation environments and WinCC monitoring systems for RPM tracking and fault detection.
| Metric | Performance |
|---|---|
| Max Speed | 1350 RPM |
| Max Airflow | 5200+ m3/h |
| Weight | 7.8 kg |
| Thermal Protection | Thermal overload protector (TOP) wired internally |
Maintenance Tips
Ensure the fan is balanced after any manual cleaning. Unbalanced blades are the primary cause of premature bearing failure in the 450mm series.
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