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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.
Sales contact: damon@siaecosys.com
Skype: Damon Wong(QSMOTOR)
We Chat:+86 18758618893
One set including below kits
Combo 1:
1.1pcs X QS Liquid Cooled 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
Combo 2:
1.1pcs X QS Liquid Cooled 138 4kW Mid drive motor with belt design
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
Aliexpress online purchasing link for this motor(You can click pic for hyperlink):
Key Features
1) Light weight and small dimension compare to hub motor
2) High performance benefit from flux weakening
3) High efficiency during climbing, and better acceleration
4) Support regenerative braking
5) Water Cooler, which would have better temp resistance.
Product Description
1. QSMOTOR Liquid Cooled138 4000W Mid drive motor with 14T 428 sprocket adapter
Test Report
Dimension drawing
Accessories
2. EM200SP sine wave motor controller with standard CAN-BUS
There is latest new hardware controller, it support 1st 2nd 3rd speed gear, sport mode, reverse mode (no Parking mode), soft start as default.
Drawing for EM200sp Controller
Controller Wiring Definition
EM Controller Software Interface
3.DKD LCD speedometer, can-bus(optional, LIN as default)
It display D N R, P, S gear, and battery current X5/10.
P.s.: If the working battery doesn't have can-bus communication, then the can-bus speedometer will shows lack of electricity always.
So, we suggest to do the speedometer as Line communication version if client can't get can-bus battery.
4. Z6 throttle with combination switch
With Reverse, Parking button( throttle on/off), 3 slide switch gear, s/boost button, Light and Horn.
It match with VOTOL controller well.
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