Complaint
For 138 90H motor powertrain kits, it could be used for electric motorcycle, which could be 72V 110KPH.
e.g. Dirt bike
E-motorcycle weight, approx 130kg+2*80kg
Speed: continuous 110km/h
Gear ratio: 1:2.3*3 (double steps transmission )
Climbing slope: 30°@208kg
Battery: 72V52h
Tire: 0.6138 130/70-17
P.S. If you have any confused about the shipping cost, please feel free to contact with us.
Also could place order but don't pay first, then we could adjust the price.
One set including below kits
1. 1pc X QS 138 4kW Mid drive motor with 14T 428 sprocket adapter
2. 1pcs X EM200SP sine wave motor controller with standard CAN-BUS
3. 1pcs X DKD LCD speedometer with CAN (disable CAN as default)
4. 1pcs X Z6 throttle with combination switch
Key Features
1). Simplify to make a electric-motorcycle. Gearbox, transmission shaft, clutch are no need. Which save space.
2). It could be installed in the rear to save more space for battery.
3). Support regenerative braking
4). High efficiency: 85~92%
1.SPECIFICATION
| Motor Type | PMSM Inner Rotor Motor | Motor design | single alex |
| Brand | QS Motor, QS MOTOR | Matched wheel | 17 inch (as default) |
| Magnet Height | 90mm,5 pole pairs | Diameter of stator | 120mm |
| Stator | Steel core | Rated power | 4000w(Max continue 7500w) |
| Rated Voltage | 72v (as default) | Speed | 4000RPM |
| Thermic Probe | KTY83/122(as default) | Max Effciency | 94% |
| Hall sensor Phasing angle | 120 degree | Hall sensor | Single hall plate with waterproof connectors |
| Phase wire | 20mm² cross section | Waterproof grade | IP67 |
| Color | Black | N.W/G.W | 10.8kgs/11.5kgs |
| Package Dimension | 34cm*34cm*33cm |
