1. Продукт бүтүп калдыview
The HUDAMZKY KT 36V/48V 500W Brushless Motor Controller is designed for electric bike conversion kits, offering reliable power management for your ebike. This controller is specifically engineered to communicate with KT brand displays, ensuring seamless integration and optimal performance.

Figure 1: HUDAMZKY KT 36V/48V 500W Brushless Motor Controller with various connectors.
Негизги өзгөчөлүктөрү:
- KT Communication Protocol: Exclusively compatible with KT brand displays (KT-LCD3, LCD4, LCD5, LCD6, LCD7, LCD8). Verify your display model before purchase.
- Туруктуу аткаруу: Features 9 stable Moss tubes, capable of withstanding a maximum current of 22A for short durations. Includes thermal overload protection.
- Натыйжалуу жылуулук диссипациясы: Constructed with an aluminum alloy shell featuring grooves for effective heat dissipation, protecting internal components.
- Clear Connectors: Each connector is uniquely designed to minimize installation confusion.
- Кеңири колдонуу: Suitable for 36V/48V 500W electric mountain bikes, road bikes, electric scooters, and similar applications.
2. Техникалык шарттар

Figure 2: Physical dimensions and key electrical parameters of the controller.
| Параметр | Нарк |
|---|---|
| Тtage | 36V or 48V (universal) |
| Номиналдуу ток | Минималдуу 11А |
| Максималдуу ток | 22 ± 1А |
| Low Voltage Коргоо | DC30/40 ± 0.5V |
| Ылдамдык орнотуу | 1-4.2V |
| Тормоз киргизүү | Төмөн деңгээл |
| Өлчөмдөр | 125 x 66 x 38 мм (4.9 x 2.6 x 1.5 дюйм) |
| Салмагы | Болжол менен 356г (12.6 унция) |
| Материал | Алюминий |
| Дисплей түрү | LCD (S866) |
3. Шайкештик боюнча маанилүү эскертүү
This controller operates using the KT communication protocol. It is only compatible with KT brand displays such as KT-LCD3, LCD4, LCD5, LCD6, LCD7, and LCD8. Using a non-KT brand display may result in malfunction or improper operation. Please verify the brand and model of your existing display before installation.

Figure 3: Visual reminder to check for the 'KT Mark' on your controller for compatibility.
4. Орнотуу жана туташуу
Careful connection of all components is crucial for proper function. Each connector on the controller is distinct to prevent incorrect connections. Refer to the diagrams and video for guidance.

Figure 4: Diagram illustrating the various labeled connectors on the controller, including Ebrake, Throttle, Battery, PAS, Display, and Motor.
Туташуу кадамдары:
- Кубат туташуу: Connect the red and black power lines from the controller to your ebike battery. Ensure polarity is correct.
- Motor Phase Lines: Connect the blue, green, and yellow phase lines from the controller to the corresponding motor phase lines. Match colors carefully.
- Холл сенсору: Connect the Hall sensor wires, ensuring color-to-color matching for proper motor commutation.
- Дисплей туташуусу: Connect the S866 LCD display to the designated display connector on the controller.
- Газ туташтыруу: Connect the throttle. Pay attention to the red and black lines within the throttle connector, ensuring they are connected correspondingly.
- E-Brake Levers: Connect the e-brake levers to their respective connectors.
- PAS сенсору: Connect the Pedal Assist System (PAS) sensor.
- Lights (Optional): If applicable, connect any ebike lights to the designated light connectors.
Визуалдык орнотуу боюнча көрсөтмө:
Video 1: This video demonstrates the unboxing, review of the manual's parameter codes, and detailed connection steps for the controller, S866 display, and other components. It also shows how to test the display and adjust parameters.
5. Operating the S866 Display
The S866 LCD display provides essential information and allows for parameter adjustments. Refer to the manual and Video 1 for detailed instructions.
Негизги операциялар:
- Күйгүзүү/өчүрүү: Дисплейди күйгүзүү же өчүрүү үчүн кубат баскычын көпкө басыңыз.
- Adjust PAS Parameters: Use the '+' and '-' buttons to adjust the Pedal Assist System (PAS) levels.
- Enter Parameter Setting Mode: Long press the '+' and '-' buttons simultaneously to enter the parameter setting mode (P01-P20).
Parameter Settings (P01-P20):
The display allows adjustment of various parameters to customize your ebike's performance. Use the power button to cycle through parameters and '+' / '-' to adjust values. Long press the power button to exit parameter setting mode.
- P01: Backlight Brightness: Adjust display backlight intensity (1-5, 5 being brightest).
- P02: Change Metric: Switch between metric (km) and imperial (miles) units.
- P03: Батарея Voltage Орнотуу: Батареянын көлөмүн коюуtage (e.g., 36V, 48V). Default is 36V.
- P04: Hibernate Mode Time: Set the time before the display enters hibernate mode (1-60 minutes).
- P05: Total Assist Levels: Define the number of PAS levels (e.g., 3, 5, 9 levels).
- P06: Wheel Size (inch): Set the wheel diameter in inches for accurate speed and distance readings.
- P07: Speed Calculation: Parameter for speed sensor type.
- P08: Speed Limit Range: Максималдуу ылдамдык чегин коюңуз.
- P09: Zero Speed Start: Enable/disable zero speed start (motor assists from standstill).
- P10: Driving Mode Selection: Select driving mode (e.g., 0: only assist mode, 1: electric mode, 2: both modes).
- P11: Assist Sensitivity: Adjust the sensitivity of the PAS sensor (1-24).
- P12: Assist Starting Power: Set the initial power of the motor when starting assist (1-5).
- P13: Assist Disc Type: Specify the type of assist disc (e.g., 5 magnets, 8 magnets, 12 magnets).
- P14: Current Limit of Controller: Set the current limit for the controller (range 3-20A, 12A by default).
- P15: Төмөн томtage Protection Setting of Controller: Adjust the low voltage cut-off for battery protection.
- P16: ODO Distance Reset: Hold '+' for 5 seconds to reset the odometer.
- P17: 0 Cruise Mode: Enable/disable cruise mode.
- P18: Speed Ratio: Adjust speed ratio for fine-tuning speed readings.
- P19: Assist Level: Set assist level 0 enable/disable.
- P20: Protocol Selection: Protocol setting (0: NO 2 PROTOCOL, 1: S5 PROTOCOL, 2: RESERVED, 3: RESERVED).
6. Ката коддору
The S866 display may show error codes to indicate issues. Refer to the table below for common error codes and their descriptions:
| Код (ондук) | Description |
|---|---|
| E00 | Кадимки |
| E01 | Резервге коюлган |
| E02 | Тормоз катасы |
| E03 | Assist Sensor Error |
| E04 | 6KM/H Push Mode |
| E05 | Круиз режими |
| E06 | Батарея азtage Коргоо |
| E07 | Мотор катасы |
| E08 | Throttle Error |
| E09 | Controller Error |
| E10 | COM Receive Error |
| E11 | COM Send Error |
| E12 | BMS байланыш катасы |
| E13 | Head Light Error |
7. Техникалык тейлөө
To ensure the longevity and optimal performance of your HUDAMZKY controller and S866 display, follow these maintenance guidelines:
- Тазалыкты сактоо: Regularly wipe down the controller and display with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Байланыштарды текшерүү: Periodically inspect all electrical connections for tightness and signs of wear or corrosion. Ensure waterproof plugs are securely seated.
- Суунун таасиринен сактаныңыз: While the motor plug is waterproof, the controller itself should be protected from direct water exposure and heavy rain.
- Температураны башкаруу: Ensure the controller is mounted in a location with adequate airflow to prevent overheating. The aluminum casing is designed for heat dissipation.
- Кабелдик башкаруу: Secure all cables to prevent them from snagging, rubbing, or getting damaged during riding.
8. Кыйынчылыктарды
If you encounter issues with your ebike system, refer to the error codes section (Section 6) for specific diagnostics. General troubleshooting steps include:
- Көрсөтүү үчүн күч жок: Check battery connection, ensure the display cable is securely plugged into the controller, and verify the battery is charged.
- Мотор жооп бербейт: Check all motor phase and Hall sensor connections. Ensure the throttle is correctly connected and not damaged. Verify PAS sensor installation if using pedal assist.
- Туура эмес ылдамдык/аралык көрсөткүчтөрү: Confirm the wheel size (P06) is correctly set in the display parameters.
- PAS Not Assisting: If the display is normal but PAS is not working, adjust the PAS parameters in the display (P11, P12, P13).
- Persistent Errors: If an error code persists after checking connections and parameters, consult the error code table for specific actions. If the issue remains unresolved, contact customer support.
9. Продукциянын колдонулушуamples
The HUDAMZKY KT 36V/48V 500W Brushless Motor Controller is versatile and can be integrated into various electric bicycle and scooter setups.

Figure 5: The controller is suitable for various electric vehicles, including e-bicycles, e-scooters, and e-tricycles.
Video 2: A brief demonstration of an electric bike in operation after conversion, showcasing the practical application of the ebike kit components.
10. Кепилдик жана колдоо
For warranty information, technical support, or any inquiries regarding your HUDAMZKY product, please refer to the contact details provided with your purchase or visit the official HUDAMZKY website. Ensure you have your product model and purchase date available when contacting support.