1. Вступ
This manual provides detailed instructions for the installation, operation, and maintenance of your Heltec Wireless Brushless DC Controller. Designed for electric two-wheelers and three-wheelers, this controller offers reliable performance with advanced features such as anti-theft, multi-speed control, reversing, and repair functions. Please read this manual thoroughly before installation and use to ensure proper functionality and safety.

2. Продукт закінчивсяview
The Heltec Brushless DC Controller is a high-performance component for electric vehicles, offering robust power output and intelligent control. It is compatible with a wide range of electric two-wheelers (e.g., e-bikes, scooters) and three-wheelers (e.g., tricycles).

Ключові особливості:
- Висока вихідна потужність: Available in 2000W and 2500W versions for strong acceleration and climbing ability.
- Багатотомнийtage Підтримка: Operates with 48V, 60V, or 72V battery systems.
- Бездротове управління: Simplifies installation and reduces wiring complexity.
- Міцний Casing: Features an aluminum waterproof, moisture-proof, and dust-proof casing for extended service life.
- Низький рівень шуму: Engineered for quiet performance, as low as 15 decibels.


3. Технічні характеристики
Refer to the table below for detailed product parameters for both models.

| Параметр | HT-BLDC2000W72-CA (2000W Model) | HT-BLDC2500W72-JH (2500W Model) |
|---|---|---|
| Тип контролера | Brushless DC Controller | |
| Модель | Бездротовий контролер | |
| Робочий випtage | 48В/60В/72В | |
| Макс. Робочий струм | 40А | 45А |
| функція | Anti-theft/three-speed/reversing/repair/one-line pass | |
| потужність | 2000 Вт | 2500 Вт |
| Hall Sensing Phase | 120° | |
| Matching Wiring Harness | Hall line/Information line/Learning line | |
| Розмір (Д*Ш*В) | 180*98*40 мм | 180*90*50 мм |

4. Вміст упаковки
Пакет включає наступні предмети:
For 2000W Model:

- Контролер * 1
- Гвинти * 5
- Function lines * 3
For 2500W Model:

- Контролер * 1
- Гвинти * 5
- Function lines * 3
5. Встановлення та налаштування
This section describes the wiring harness connections for the controller. Please ensure all connections are secure and correct before powering on the system. If the provided plugs are not universal for your vehicle, you may need to adapt the wiring according to the functional wire ends.
5.1. Controller Wiring Harness Description (2500W Model)

- Hall line: Connects to the motor's Hall sensors for position feedback.
- Study line: Used for motor learning/matching.
- Burglar alarm: Connects to the vehicle's alarm system.
- Turn handle: Connects to the throttle/accelerator.
- РК-дисплей: Connects to the vehicle's LCD display for information.
- інструменти: Connects to other vehicle instruments.
- Low brake: Connects to the low-level brake signal.
- High brake: Connects to the high-level brake signal.
- Круїз: For cruise control functionality.
- Шнур живлення: Основне живлення від акумулятора.
- Astern: For reverse gear functionality.
- Three cycle: Likely related to a three-speed mode or cycle function.
- Три швидкості: For selecting between different speed modes.
5.2. Controller Wiring Harness Description (2000W Model)

- Hall line: Connects to the motor's Hall sensors for position feedback.
- Study wire: Used for motor learning/matching.
- Burglar alarm: Connects to the vehicle's alarm system.
- Alarm Power supply: Provides power for the alarm system.
- Turn handle: Connects to the throttle/accelerator.
- One-click access: Function for quick access or mode change.
- Yadea Instrument: Connects to Yadea brand instruments.
- Astern: For reverse gear functionality.
- Low brake: Connects to the low-level brake signal.
- High brake: Connects to the high-level brake signal.
- Круїз: For cruise control functionality.
- Positive electrode wire: Основне позитивне підключення живлення.
- Soft and hard start: For adjusting acceleration characteristics.
- Три швидкості: For selecting between different speed modes.
- Three speed cycle: For cycling through speed modes.
5.3. General Connection Guidance

Ensure all connections are made according to your vehicle's wiring diagram and the functions described above. Incorrect wiring can damage the controller or other vehicle components.
6. Інструкція з експлуатації
Once the controller is correctly installed and connected, you can operate your electric vehicle using its various functions:
- Увімкнення/вимкнення живлення: Use your vehicle's main power switch. The controller will initialize automatically.
- Контроль швидкості: Use the 'Turn handle' (throttle) to control the vehicle's speed.
- Three-Speed Mode: If your vehicle supports it, use the 'Three speed' or 'Three speed cycle' wire to switch between different speed settings (e.g., low, medium, high).
- Реверс: Activate the 'Astern' function for reverse movement, if available on your vehicle.
- Гальмування: The controller integrates with your vehicle's braking system via 'Low brake' and 'High brake' lines.
- Протиугін: If connected to an alarm system, the controller supports anti-theft features.
- Круїз контроль: Engage the 'Cruise' function for maintaining a constant speed, if supported.
- One-Line Pass / Repair: These functions are typically for diagnostic or specific operational modes. Consult your vehicle's manual for specific usage.
7. Технічне обслуговування
To ensure the longevity and optimal performance of your Heltec Brushless DC Controller, follow these maintenance guidelines:
- Тримати в чистоті: Regularly clean the exterior of the controller to prevent dust and dirt buildup. Use a soft, dry cloth.
- Уникайте вологи: У той час як casing is waterproof and moisture-proof, avoid prolonged exposure to extreme wet conditions or submersion. Ensure all connections are dry before operation.
- Перевірте підключення: Periodically inspect all wiring connections for tightness and signs of wear or corrosion. Loose connections can lead to intermittent operation or damage.
- Управління температурою: Ensure the controller is installed in a location with adequate airflow to prevent overheating, especially during heavy use.
- Уникайте впливу: Захищайте контролер від фізичних впливів, які можуть пошкодити внутрішні компоненти.
8. Вирішення проблем
Якщо у вас виникли проблеми з контролером, розгляньте такі загальні кроки для усунення несправностей:
- Немає живлення: Check battery connections, main power switch, and the controller's power cord. Ensure the battery is charged.
- Двигун не реагує: Verify all motor phase wires and Hall sensor connections. Check the throttle ('Turn handle') connection.
- Переривчаста робота: Перевірте всю проводку на наявність нещільних з'єднань або пошкодженої ізоляції.
- Незвичайний шум: Ensure the motor is properly connected and there are no mechanical obstructions.
- Перегрів: Check for proper ventilation around the controller. Reduce load if operating in extreme conditions.
For persistent issues, it is recommended to consult a qualified technician or contact Heltec customer support.
9. Поради користувача
- Початкове налаштування: After installation, perform a motor learning procedure (using the 'Study line') if your motor and controller are not pre-matched. This optimizes performance.
- томtage Сумісність: Завжди перевіряйте рівень заряду акумулятораtage відповідає підтримуваному контролером об'ємуtage range (48V/60V/72V) to prevent damage.
- Професійна установка: If you are unfamiliar with electrical wiring, it is highly recommended to seek professional assistance for installation to avoid potential hazards.
10. Гарантія та підтримка
For warranty information, technical support, or service inquiries, please contact HeltecTools Store directly. Keep your purchase receipt as proof of purchase. Do not attempt to open or modify the controller, as this may void your warranty.





