For 2000W mid drive motor kit assembly, it could be used for electric scooter, electric motorcycle.
e.g. M3 electric motorbike
E-motorbike weight, approx 115kg+2*80kg
Speed: continuous 70km/h
Gear ratio: 1:4.77
Battery: 72V40h NCM lithium battery
Tire: 130/70-12
One set including below kits
·1pc QS 12inch 2000W Mid Drive Motor assembly with Left/Right fork（Disc Brake and tire are not included）
·1pcs X Votol EM72100SP sine wave motor controller with standard CAN-BUS
·1pcs X DKD LCD speedometer
·1pcs X Z6 throttle with combination switch
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
Product Description
1. QSMOTOR 12X3.5inch 2000W 120 70H Mid Drive Motor Assembly
Specification
·Motor Type: BLDC Permanent Magnet Inner Rotor Motor With Hall Sensor
·Brand: QS Motor, QSMOTOR
·Motor Design: Single axle
·Matched Wheel: 12inch Wheel (as default)
·Magnet Height: 70mm, 40pcs, 5 pole pairs
·Diameter of stator: 120mm
·Rated Power: 2000W
·Rated Voltage: 72V as default
·Speed: 60KPH
·No-load rpm: 2800rpm without flux weakening, 4400RPM with flux weakening.
·Max Torque: approx 45.4N.m without Reduction ratio, approx 216.7N.m with 1:4.77 Reduction ratio
·Reduction ratio: 1:4.77 (as default)
·Max Efficiency: 88%
·Continuous Battery Current: pending (72V)
·Peak Battery Current: 60A (72V)
·Suggest Peak Phase Current: 250A
·Thermal Probe: None as default (KTY83/122 is available, if you need, please let sales man know).
·Working Temperature: Pending
·Single Hall Plate with waterproof connectors
·8mm² Cross Section of Phase Wire (not include insulation layer)
·Hall Sensor Phasing angle: 120 degree
·Waterproof Grade: IP54
·Color: Black
·N.W./G.W.: 10.8kgs/11.5kgs
·Package Dimension: 34cm*34cm*33cm
·Axle matched with belt as default
Drawing
Test Report
2. EM72100SP 72V sinusoidal wave BLDC motor controller, with CAN BUS
Specification
·Sine wave controller, programmable, with regen function
·Rated Current:100A
·BOOST Current:130A
·Peak Current:330A
·Max.Power:7200W
·Flux Weakening Ratio:100~250%
·Max.Efficiency:88~93%
·Net weight: 1650g
·Waterproof IP67
Drawing
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.
Please noted:
Optional appearance, drawing, performance curve/test report are available.
If you need more technical information, please feel free to contact us.
We will give you reply in 12hours.
Application
A note to client
1. Please contact seller confirm the parameter, otherwise we will produce as default.
2. Please extended 15 days more at least for order prepare when motor no in stock. (Most of motor is customized based on application, without in stock).
3. When place order please leave email address, for seller provide manual.
4. Please read manual careful before using motor and controller, and if meet problem please contact seller in time, and don't disassemble cargo without seller permit, otherwise there will be no warranty.
