E-Bike 1500W

A Mountain bike converted to an E-Bike using a 1500 W hub motor

A Mountain bike converted to an E-Bike using a 1500 W hub motor

Specification

  • Power: 1500 W
  • Top-speed: 25 km/h (uncapped: 65 km/h)
  • Range: 70 km (medium support level)
  • Weight: 30 kg

Components

Mechanical parts

  • Used Cube Mountain bike 26’’
  • 3d-printed parts
    • Battery holders
    • Connecting box
    • Arm for front light
  • Aluminium mounting plate for controller

Motor

  • Power: 1500 W
  • Type: Brushless Hub-motor with 42 Poles


image Hub motor

Control

  • Motor controller:
    • Brand: Kunteng (kt)
    • Power: 2000 W
    • Voltage: 36, 48 V
    • Type: 18 Mosfet, Sine wave, brushless motor controller
  • Input:
    • Thumb throttle
    • Pedal assist sensor
  • Display: KT LCD3


image Kunteng motor controller

Battery

  • Type: Self-made Li-ion
  • Cell name: Samsung INR18650-35E 3500mAh 3,7V
  • Voltage: 48 V (39-54.6 V)
  • Capacity: 1,1 kWh (48 V 24 Ah)
  • Cell connection: 13 series, 7 parallel (13s7p)


image Self made battery pack

Range-test

Result of the first range test driving with medium support level until the BMS switched off the battery:
Range-test

Videos

coming soon

Gallery