For QS motor 3000w 205 50H V3I electric motor, it’s new design and especially upgrades for e-bike.
It could be 72V 70KPH, available in a variety of sizes, such as 24inch, 26inch E-Bike Wheel, 17inch, 18inch, 19inch moped wheel.
If you have interested in this product, you can contact with our sales directly.
Sales Contact: Damon@siaecosys.com
Skype: Damon Wong(QSMOTOR)
We Chat:+86 18758618893
Aliexpress online purchasing link for this motor:
1). Simplify to make a electric-scooter. 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%
Difference between V3/V3I/V3TI
1. Phase wire exit from thread side, which is easier to mount on bike and it looks better.
Left is V3TI, right is V3/V3I
2. Phase wire change to integrated one instead of standard loose one, which improved from IP54 to IP65.
Regular V3 uses # Standard wire #
V3I/V3TI use # Integrated wire #
3. Add brake spacer as default, which is thinner to avoid scratch phase wire by brake disc.
1. Genearlly Spec:
·Motor Type: BLDC Permanent Magnet Outer Rotor In-Wheel Hub Motor With Hall Sensor
·Brand: QS Motor,QSMOTOR
·Motor Design: Double axle, rimless
·Matched Wheel: 24inch, 26inch E-Bike Wheel, 17inch, 18inch, 19inch moped wheel.
·Stator: Aluminum Core
·Rated Power: 3000W (6000W peak in few seconds)
·Rated Voltage: 72V as default, work voltage range from 48V to 96V
·Speed: 650RPM no load, approx 70km/h(As default)
Optional: 72V510RPM, winding 19*666
72V650RPM, winding 24*545
72V820RPM, winding 30*434(√)
72V1170RPM, winding 40*323
·Max Torque: approx 181N.m
·Max Efficiency: approx 91%
·Continuous Battery Current: 44A (72V)
·Peak Battery Current: 100-150A (48V)
·Thermal Probe: KTY83/122 (as default, optional)
·Working Temperature: 70-120℃ , peak 150 ℃
·Brake type: fit with bike disc brake, PCD 6*44mm(brake disc available as addtional option)
·Drop-outs/Rear Fork Width for installation: 150mm as default
·14mm English thread length for single/3 speed freewheel
·10mm axle flats
·Dual Hall Set with waterproof connectors
·2*5mm² Cross Section of new integrated Phase Wire (not include insulation layer), exit from thread side
·Hall Sensor Phasing angle: 120 degree
·Waterproof Grade: IP65
·N.W./G.W.: approx 12.5/14.0kg (TBD)
·Package Dimension: 33.5cm*33.5cm*31.5cm/piece
PS. V3TI short for V3 thread integrated, which mean phase wire exit from thread side of motor axle, we plan to replace V3 motor gradually.
2. Drawing for QS-205 50H V3TI E-Bike spoke hub motor:
Refer to original V3 first
3. Test report
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.
Conversion kits for QS 205-50H-V3 3000W E-Bike Spoke hub motor
We're able to supply Controller, display, dc-dc converter, disc brake system, twist throttle...etc.
For online purchasing link, please click the picture.
Application for QS-205 E-Bike Spoke Hub Motor