1. ບົດແນະນຳ
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. ຜະລິດຕະພັນເກີນview
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).

ຄຸນນະສົມບັດທີ່ສໍາຄັນປະກອບມີ:
- ຜົນຜະລິດພະລັງງານສູງ: Available in 2000W and 2500W versions for strong acceleration and climbing ability.
- Multi-Voltage ສະຫນັບສະຫນູນ: Operates with 48V, 60V, or 72V battery systems.
- ການຄວບຄຸມໄຮ້ສາຍ: Simplifies installation and reduces wiring complexity.
- ທົນທານ Casing: Features an aluminum waterproof, moisture-proof, and dust-proof casing for extended service life.
- ການປະຕິບັດການສຽງຫນ້ອຍ: Engineered for quiet performance, as low as 15 decibels.


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

| ພາລາມິເຕີ | HT-BLDC2000W72-CA (2000W Model) | HT-BLDC2500W72-JH (2500W Model) |
|---|---|---|
| ປະເພດການຄວບຄຸມ | Brushless DC Controller | |
| ຕົວແບບ | ຕົວຄວບຄຸມໄຮ້ສາຍ | |
| ການເຮັດວຽກ Voltage | 48V/60V/72V | |
| ປະຈຸບັນເຮັດວຽກສູງສຸດ | 40A | 45A |
| ຟັງຊັນ | Anti-theft/three-speed/reversing/repair/one-line pass | |
| ພະລັງງານ | 2000W | 2500W |
| Hall Sensing Phase | 120° | |
| Matching Wiring Harness | Hall line/Information line/Learning line | |
| ຂະໜາດ (L*W*H) | 180*98*40ມມ | 180*90*50ມມ |

4. ເນື້ອໃນຊຸດ
ຊຸດປະກອບມີລາຍການຕໍ່ໄປນີ້:
For 2000W Model:

- ຜູ້ຄວບຄຸມ * 1
- ສະກູ * 5
- Function lines * 3
For 2500W Model:

- ຜູ້ຄວບຄຸມ * 1
- ສະກູ * 5
- Function lines * 3
5. ການຕິດຕັ້ງແລະການຕິດຕັ້ງ
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.
- ຈໍ LCD: Connects to the vehicle's LCD display for information.
- ເຄື່ອງມື: Connects to other vehicle instruments.
- Low brake: Connects to the low-level brake signal.
- High brake: Connects to the high-level brake signal.
- ລ່ອງເຮືອ: For cruise control functionality.
- ສາຍໄຟ: Main power input from the battery.
- Astern: For reverse gear functionality.
- Three cycle: Likely related to a three-speed mode or cycle function.
- ສາມຄວາມໄວ: ສຳລັບການເລືອກລະຫວ່າງໂໝດຄວາມໄວທີ່ແຕກຕ່າງກັນ.
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.
- ລ່ອງເຮືອ: For cruise control functionality.
- Positive electrode wire: Main positive power connection.
- Soft and hard start: For adjusting acceleration characteristics.
- ສາມຄວາມໄວ: ສຳລັບການເລືອກລະຫວ່າງໂໝດຄວາມໄວທີ່ແຕກຕ່າງກັນ.
- 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. ຄໍາແນະນໍາການດໍາເນີນງານ
Once the controller is correctly installed and connected, you can operate your electric vehicle using its various functions:
- ເປີດ/ປິດ: Use your vehicle's main power switch. The controller will initialize automatically.
- ການຄວບຄຸມຄວາມໄວ: 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).
- ປີ້ນກັບ: Activate the 'Astern' function for reverse movement, if available on your vehicle.
- ເບກ: The controller integrates with your vehicle's braking system via 'Low brake' and 'High brake' lines.
- ຕ້ານການລັກ: If connected to an alarm system, the controller supports anti-theft features.
- Cruise Control: 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. ບໍາລຸງຮັກສາ
To ensure the longevity and optimal performance of your Heltec Brushless DC Controller, follow these maintenance guidelines:
- ຮັກສາຄວາມສະອາດ: Regularly clean the exterior of the controller to prevent dust and dirt buildup. Use a soft, dry cloth.
- ຫຼີກເວັ້ນຄວາມຊຸ່ມ: While the casing is waterproof and moisture-proof, avoid prolonged exposure to extreme wet conditions or submersion. Ensure all connections are dry before operation.
- ກວດສອບການເຊື່ອມຕໍ່: ກວດກາສາຍໄຟທັງໝົດເປັນໄລຍະໆ ເພື່ອຄວາມແໜ້ນໜາ ແລະ ຮ່ອງຮອຍຂອງການສວມໃສ່ ຫຼື ການກັດກ່ອນ. ການເຊື່ອມຕໍ່ທີ່ວ່າງສາມາດນຳໄປສູ່ການເຮັດວຽກທີ່ບໍ່ຕໍ່ເນື່ອງ ຫຼື ຄວາມເສຍຫາຍ.
- ການຄຸ້ມຄອງອຸນຫະພູມ: Ensure the controller is installed in a location with adequate airflow to prevent overheating, especially during heavy use.
- ຫຼີກເວັ້ນຜົນກະທົບ: Protect the controller from physical impact, which can damage internal components.
8. ການແກ້ໄຂບັນຫາ
If you encounter issues with your controller, consider the following general troubleshooting steps:
- ບໍ່ມີພະລັງງານ: Check battery connections, main power switch, and the controller's power cord. Ensure the battery is charged.
- ມໍເຕີບໍ່ຕອບສະໜອງ: Verify all motor phase wires and Hall sensor connections. Check the throttle ('Turn handle') connection.
- ການດໍາເນີນງານແບບບໍ່ຢຸດຢັ້ງ: Inspect all wiring for loose connections or damaged insulation.
- ສິ່ງລົບກວນຜິດປົກກະຕິ: Ensure the motor is properly connected and there are no mechanical obstructions.
- ຄວາມຮ້ອນເກີນ: 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. ຄໍາແນະນໍາຜູ້ໃຊ້
- ການຕັ້ງຄ່າເບື້ອງຕົ້ນ: After installation, perform a motor learning procedure (using the 'Study line') if your motor and controller are not pre-matched. This optimizes performance.
- ສະບັບtage ຄວາມເຂົ້າກັນໄດ້: Always ensure your battery voltage matches the controller's supported voltage range (48V/60V/72V) to prevent damage.
- ການຕິດຕັ້ງແບບມືອາຊີບ: If you are unfamiliar with electrical wiring, it is highly recommended to seek professional assistance for installation to avoid potential hazards.
10. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
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.





