QS Motor 3000W 205 50H V3TI electric bicycle hub motor

For QS motor 3000w 205 50H V3TI 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.

Key Features

1). Simplify to make a electric-bicycle. 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%

Main difference between V3 and V3TI

1. Phase wire exit from thread side, which is easier to mount on bike and it looks better.

2. Phase wire change to integrated one instead of standard loose one, which improved from IP54 to IP65.

3. Add brake spacer as default, which is thinner to avoid scratch phase wire by brake disc.

Picture

Key Features

1). Simplify to make a electric-bicycle. 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% 

Product Description

Specification

·Motor Type: BLDC Permanent Magnet Outer Rotor In-Wheel Hub Motor With Hall Sensor

·Brand: QS Motor,QSMOTOR

·Motor Design: double axle without rim 

·Matched Wheel: 24inch, 26inch E-Bike Whel, 17inch, 18inch, 19inch moped wheel.

·Stator: Aluminum Core

·Rated Power: 3000W (6000kW peak in few seconds) 

·Rated Voltage: 72V

·Speed: 650RPM no load, approx 70km/h  

·KV: 9.0kV

·Max Torque: approx 181N.m

·Max Efficiency: approx 91%

·Continuous Battery Current: 44A (72V)

·Peak Battery Current: 100-150A (72V)

·Suggest Peak Phase Current:240A

·Thermal Probe: KTY83/122 (as default, optional)

·Working Temperature: 70-120℃ , peak 150 ℃ 

·Brake type: Bike Disc brake, PCD6*44mm(as default)

·Drop-outs/Rear Fork Width for installation: 150mm

·14mm english thread length for single/3 speed freewheel

·10mm axle flats

·Dual Hall Set with waterproof connectors

·10mm² Cross Section of Phase Wire (not include insulation layer)

·Hall Sensor Phasing angle: 120 degree

·Waterproof Grade: IP54

·Color: Black 

·N.W./G.W.: approx 12.5/14.0kg (TBD)  

·Package Dimension: 34cm*34cm*33cm/piece

Drawing

Reference V3 drawing firstly

Test Report

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.

Conversion kits

We can provide the whole kits: motor, rim, controller, speedometer, throttle, disc brake, PAS, DC DC convertor...

Comb1

Comb2

 About US

SIAECOSYS is an union of manufactories in electric driving industry, and belongs to Taizhou SIA Trading Co., Ltd that set from QS Factory in 2013 year.

Currently, more than 80 top factories join SIAECOSYS, and they are willing to provide customized products and service for international customers who has passion in e-scooter/tricycle/car industry.

SIAECOSYS focus on organizing member factories together to customize specific e-driving system solution and products for different requirements from customers in the world.

Nowadays, SIAECOSYS has more than 5000 customers from the world and more than 40 customers send inquiry every day.

SIAECOSYS has sale department, Technology department, Quality inspection department, general accounting department, purchase department and after-sale service department.

Q1. Are you trader or manufacture?

A: We're manufacture.

Q2. How long is your production time?
A: Generally, the production period is 12-14 working days(6 working days per week).

The specific delivery time depends on the items and the quantity of your order.

Q3. How long is your warranty time?

A: For motor, the warranty time is one year and three months. For other parts, the warranty time is one year.

Q4. About Customs Clearance

For some special countries with strict customs for import, so pls. confirm it firstly to us that you have ability to do customs clearance, otherwise we will not take on heavy responsibilities for this issue, return money and goods are not support.

Special countries list:

Argentina, Brazil, Egypt, Turkey, Iran,Portugal,Romania, Kazakhstan, Ukraine, Yeman etc.

Some countries name not listed, the salesman will inform you in time if you placed the order online directly. Thank you for your understanding.

05. Does your products with CE certification?

Yes, our motor with Certification (CE, CCC), and our factory with certification of ISO9001, TS86949