Controller for BLDC stand fans (also called DC stand fans) using a sensorless FOC algorithm for quiet, energy-saving operation. Controlled by buttons or RF remote, with LED display, off timer, reverse rotation and natural/sleep wind modes. Full set of protection functions and conformal coating.
Specifications
| Power input | |
|---|---|
| Rated voltage | 24 VDC |
| Operating voltage range | 12–30 VDC |
| Standby power | < 0.5 W |
| Motor and power stage | |
| Motor type | BLDC |
| Maximum motor power | 50 W |
| Control method | FOC |
| Position sensing | Sensorless |
| Speed | |
| Speed levels | 9 |
| Lowest speed | 500 RPM |
| Highest speed | 1500 RPM |
| Speed accuracy | ±2% |
| Reverse rotation | Yes |
| Natural / sleep wind mode | Yes |
| Control | |
| Control interface | Buttons, RF remote |
| RF frequency | 433 MHz |
| Remote range | ≥ 10 m |
| Off timer | 1 / 2 / 4 / 8 hours |
| Protection | |
| Protection functions | Overcurrent, short circuit, locked rotor, over/under voltage, phase loss |
| Mechanical and environmental | |
| PCB size | 170 × 40 mm |
| Operating temperature | -10 to +50 °C |
| Storage temperature | -20 to +70 °C |
| Humidity | 20–90 %RH, non-condensing |
| Conformal coating | Yes |
| Connectors / leads | Pre-soldered wires |
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Controllers designed and manufactured by HTK Technology (Thai Hung Khang)
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