FLIPSKY 6384 190KV 4000W

Flipsky BLDC Belt Motor 6384 Instruction Manual

Model: 6384 190KV 4000W

1. Introduction

This manual provides essential information for the safe and efficient use of your Flipsky BLDC Belt Motor 6384 190KV 4000W. Designed for electric skateboards (ESK8) and various DIY electric vehicle projects, this motor features a battle-hardened construction for enhanced durability and performance. Please read this manual thoroughly before installation and operation.

2. Safety Information

  • Always disconnect power before performing any installation, maintenance, or inspection.
  • Ensure all electrical connections are secure and properly insulated to prevent short circuits.
  • Operate the motor within its specified voltage and current limits to avoid damage.
  • Keep hands and loose clothing away from rotating parts during operation.
  • Avoid exposing the motor to water or excessive moisture, as this can cause electrical damage.
  • If the motor exhibits unusual noise, excessive heat, or erratic behavior, discontinue use immediately and inspect for issues.

3. Product Overview

The Flipsky 6384 BLDC motor is engineered for high performance and reliability. Key features include:

  • Battle Hardened Design: Magnets are fully pasted with epoxy and balanced with glue for improved durability and performance stability.
  • Enhanced Magnet Design: Utilizes double-side arc shaped N42SH high-temperature curve magnets. The convex magnet array is optimized for VESC FOC mode, significantly reducing operational noise.
  • Precise Hall Sensor Placement: Hall sensors are accurately positioned within the motor core for precise detection, enabling smoother motor startup and accurate temperature monitoring.
  • Efficient Stator Winding: Features multi-strand winding for superior heat dissipation and to mitigate the skin effect, ensuring higher efficiency.
  • Durable Cabling: Equipped with 320mm super long 12AWG silicon cables, known for heat resistance and durability, protected by a braided sleeve.
  • Versatile Shaft Options: Available with both round shafts with keyways and D-shape shafts, made from 420 material with a surface hardening process. Double M4 screws reinforce the lock shaft to prevent deviation.
Front view of the Flipsky 6384 motor, highlighting 'Battle Hardened', 'Sensored', 'Brushless', '4000 Watts'.
Figure 3.1: Front view of the Flipsky 6384 motor, highlighting key features.
Angled view of the motor with attached cables (12AWG silicon cable with 4.0mm Gold Bullet Connectors and JST connector for sensors).
Figure 3.2: Angled view of the motor showing power and sensor cables.
Diagram comparing single-side arc shape magnet vs. new upgraded double-side arc shaped magnet, and battle hardened epoxy with balance glue. Explains noise reduction and balance.
Figure 3.3: Illustration of double-side arc shaped magnets and battle-hardened construction for improved performance and reduced noise.
Close-up of the motor's internal hall sensor placement, comparing precise vs. imprecise placement.
Figure 3.4: Comparison of precise hall sensor placement in the motor core.
Close-up of the stator winding, showing multi-strand winding for better heat dissipation.
Figure 3.5: Detail of the multi-strand stator winding for improved heat dissipation.
Close-up of the 320mm 12AWG silicon cable with braided sleeve and connectors.
Figure 3.6: High-quality 12AWG silicon cables with braided sleeve and connectors.
Comparison of round shaft with keyway and D-shape shaft.
Figure 3.7: Available shaft types: round with keyway and D-shape.

4. Specifications

Feature Specification
Max Power 4000 Watts
Max Current 95 Amps
Max Voltage 4-14S (LiPo)
Max Torque 9 Nm
Motor Resistance 0.05 Ohm
Recommended ESC VESC4 & VESC6 (3-12S compatible)
Weight 1100g
Motor Length 84mm
Motor Diameter 63mm
Shaft Diameter 8mm or 10mm (depending on variant)
Shaft Length 30mm
Motor Wire 12AWG silicon wire with 4.0mm Gold Bullet Connector Male (customizable 5.5mm)
Wire Configuration Blue = A, Black = B, Yellow = C
Stator 0.2mm thickness lamination Japan steel
Magnets N42SH high temp curve magnet
Motor Type BLDC (Brushless DC)
Number of Poles 14

5. Installation and Setup

5.1 Mounting the Motor

Securely mount the motor to your electric skateboard or DIY project frame using appropriate hardware. Ensure the mounting screws are tightened firmly but do not overtighten to avoid damaging the motor casing. Verify that the motor shaft is properly aligned with any connected pulleys or gears.

5.2 Electrical Connections

Connect the motor to a compatible Electronic Speed Controller (ESC), such as VESC4 or VESC6, ensuring it supports 3-12S battery configurations. Follow the wiring configuration below:

  • Motor Phase Wire A: Connect to Blue wire.
  • Motor Phase Wire B: Connect to Black wire.
  • Motor Phase Wire C: Connect to Yellow wire.

The motor comes with 4.0mm Gold Bullet Connectors (male). If your ESC requires different connectors, ensure proper soldering and insulation. Connect the smaller JST connector from the motor to the sensor port on your ESC for sensored operation, which provides smoother startup and low-speed performance.

Top-down view of the motor showing the shaft and mounting holes.
Figure 5.1: Top view of the motor for mounting reference.
Bottom view of the motor showing the shaft and mounting holes.
Figure 5.2: Bottom view of the motor for mounting reference.

5.3 ESC Configuration

Refer to your ESC's instruction manual for detailed configuration steps. For optimal performance and reduced noise, it is recommended to configure your ESC in FOC (Field-Oriented Control) mode, especially given the motor's optimized magnet design.

6. Operating Instructions

Once installed and configured, the motor is ready for operation. Ensure your battery is fully charged and all connections are secure before powering on your system.

  • Initial Test: Perform a low-power test to ensure the motor spins correctly and in the desired direction. Adjust ESC settings if necessary.
  • Smooth Acceleration: The precise hall sensors and FOC compatibility contribute to smooth and controlled acceleration.
  • Monitoring: Pay attention to any unusual sounds or excessive heat during operation. While the motor is designed for high temperatures, prolonged overheating can reduce lifespan.

7. Maintenance

Regular maintenance helps ensure the longevity and optimal performance of your motor:

  • Cleaning: Periodically clean the exterior of the motor to remove dirt, dust, and debris. Use a soft brush or compressed air.
  • Inspection: Regularly check all electrical connections for signs of wear, corrosion, or looseness. Ensure mounting screws are still tight.
  • Bearings: The motor bearings are sealed, but extreme conditions or prolonged use may require inspection or replacement by a qualified technician.
  • Avoid Water Exposure: While durable, avoid submerging the motor in water or exposing it to heavy rain to prevent internal damage.

8. Troubleshooting

If you encounter issues with your motor, consider the following common troubleshooting steps:

  • Motor Not Spinning/Erratic Behavior:
    • Check all power and sensor cable connections for looseness or damage.
    • Verify ESC settings are correct and compatible with the motor.
    • Ensure the battery is adequately charged and providing sufficient voltage.
    • Inspect for any physical obstructions preventing the motor from rotating freely.
  • Excessive Heat:
    • Ensure the motor is not overloaded (e.g., incorrect gearing, too steep an incline).
    • Check for proper airflow around the motor.
    • Verify ESC settings, as incorrect timing or current limits can cause overheating.
  • Unusual Noise:
    • Check for loose mounting screws or foreign objects in the motor.
    • Inspect bearings for wear.
    • Verify ESC settings, especially if operating in FOC mode, to ensure optimal tuning.

If problems persist, contact Flipsky customer support for further assistance.

9. User Tips

While no specific user tips were available from reviews, here are some general recommendations for optimizing your experience:

  • Proper Gearing: Select appropriate gear ratios for your application to balance speed and torque, preventing motor overload.
  • VESC Tuning: Take time to properly tune your VESC settings. The FOC mode can significantly improve efficiency and reduce noise, but requires careful calibration.
  • Cable Management: Secure all motor and sensor cables to prevent them from snagging or getting damaged during operation.

10. Warranty and Support

10.1 Warranty Policy

The Flipsky BLDC Belt Motor 6384 is covered by a warranty period of 2 months from the 7th day after shipment (as per logistic record). This warranty applies to consumable electronic products like motors.

The warranty does not cover:

  • Lack of purchase channel source proof.
  • Mechanical damage to electronic components or PCB.
  • Water damage or external impact damage.
  • Damage resulting from abnormal applications or use beyond product specifications.
  • Products purchased from channels other than Flipsky.
  • Products transferred through a personal second transaction (warranty becomes invalid).
  • Wear and tear caused by normal use is not considered a defect.

For any warranty claims, please contact Flipsky customer support with your original order number and purchase details. If a product is found to be defective under warranty, a replacement may be provided, excluding shipping costs.

10.2 Technical Support

For technical assistance, questions regarding VESC/Motor settings, or any other inquiries, please contact Flipsky Official Store support. It is recommended to reach out before installation if you have any uncertainties regarding connections or configuration.

Most products are tested before shipment to ensure quality. If your product is out of warranty, repair services may still be available for a reasonable charge.

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