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BL-A250C-EC-02 is a 250 mm EC axial fan with a 230 VAC single-phase motor. The specification lists 50/60 Hz operation, 115 W maximum input power, 0.85 A maximum input current and a nominal speed of 2950 ±5% RPM.
Basic Info
| Model No. | BL-A250C-EC-02 | Fan Type | EC Axial Fan |
| Nominal Voltage | 230 VAC | Frequency | 50/60 Hz |
| Data Method | Free Air (FA) | Phase | 1~ |
Technical Description
| Fan Size | 250 × 250 × 82.2 mm | Motor | EC072AC230V115W |
| Nominal Speed | 2950 ±5% RPM | Max. Input Power | 115 W |
| Max. Input Current | 0.85 A | Sound Level | 67 dB(A) |
| Protection | IP55 | Insulation Class | Class B |
| Impeller Material | PA+GF; 7 blades | Bearing | Ball bearing |
| Airflow Direction | Axial | Rotation | Counterclockwise, viewed toward rotor |
Product Application
Use only within the specification's stated electrical, ambient-temperature and installation conditions.
Air Performance
Air performance is measured according to AMCA210/GB1236 installation category A. Values are valid under the specified measuring conditions and may vary with installation; verify the installed unit for deviations from the standard configuration. Curve range shown: 0–2400 m³/h and 0–320 Pa.
Overal Dimmensions
Outline drawing dimensions: fan size 250 × 250 × 82.2 mm; motor size 72; cable length 500 ±20 mm. M4 screw maximum screw-in depth: 5 mm. AC cable: PVC 3×AWG20; DC cable: PVC 4×AWG24.
Electrical Connection
| PE | Green/Yellow | Protective earth |
| U1 / L | Brown | Power supply, live wire |
| U2 / N | Blue | Power supply, neutral wire |
| U4 / +10V | Red | 10 VDC output, ±5%, max. 10 mA |
| U5 / Speed Control | Yellow | 0–10 VDC/PWM control input; PWM max. 10 VDC |
| U6 / Signal Feedback | White | Tach output, 2 pulses per revolution |
| U7 / GND | Blue | Reference ground for control interface |
Download
BL-A250C-EC-02 Product Specification N.pdf
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