QS 3000W 138 72V 100KPH Mid Drive Motor 12" Assembly Kit with EM150SP Controller

QS 3000W 138 72V 100KPH Mid Drive Motor 12" Assembly Kit with EM150SP Controller

138 3000W mid-drive motor kit, can be used for electric scooters, electric motorcycles, can be 72V 100KPH, default can be used for 12-inch wheel kit (14-inch wheel assembly kit is coming soon).

For example, the Z6 electric motorcycle

Electric motorcycle weight, about 115kg+2*80kg

Speed: Continuous 100km/h

Transmission ratio: 1:4.77 (two-stage transmission)

Climbing gradient: 30°@190kg

Battery: 72V40h NCM lithium battery

Tires: 130/70-12

A set includes the following kits

1.1pcs X QS 3000W 138 mid drive motor with left/right fork

2.1pcs X EM150SP controller, 72V 360A, sine wave motor controller

3.1pcs X rear timing pulley

4.2pcs X decorative cover

5.1pcs X rear axle with screws

6.2pcs X adapter

7.1pcs X timing belt

8.1pcs X 12inch aluminum wheel

9.1pcs X Fender

10.1pcs X Belt Guard

11.1pcs X side shield

12. 1pcs X DKD LCD Speedometer with Standard CAN-BUS

13. 1pcs X Z6 throttle w/ combination switch

14. LNF Disc Brake Assembly

Main features

1) Light weight and small size compared to in-wheel motors

2) High performance advantage from weak tape

3) High climbing efficiency and good acceleration

4) Support regenerative braking

Product Description

Project: QS motor 3000W 138 70HIPM Permanent Magnet Synchronous MotorIntermediate drive motor

Specification

Motor type: BLDC permanent magnet inner rotor motor with hall sensor

·Brand: QS Motor, QSMOTOR

· Motor design: single axis

· Matching wheels: 12X3.5 inch wheels (default)

Magnet height: 70mm, 5 pole pairs

· Stator diameter: 138mm

Rated power: 3000W (peak 9600W)

·Rated voltage: default 72V

·Speed: 100KPH

·No-load speed: 3800rpm without weak magnetic field, 6000 RPM with weak magnetic field.

·Maximum torque: about 55N.m without reduction ratio, about 247N.m with 1:4.77 reduction ratio

·Reduction ratio: 1:4.77 (default)

·Maximum efficiency: 88%

·Continuous battery current: 120A (72V)

·Battery peak current: 150A (72V)

·Recommended peak phase current: 450A

·Thermal probe: No by default (KTY83/122 is available, if you need it, please inform the sales staff).

·Single Hall board with waterproof connector

17mm² phase wire cross section (without insulation)

Hall sensor phase angle: 120 degrees

·Waterproof grade: IP54

·Colour: Black

·Net/Gross: 32.5kgs/34.5kgs

·Package size: packed in two cartons with wooden stand.

70cm*39cm*25cm, 22.53kg

51cm*48cm*37.5cm, 12kg

Dimensions:

QS 3kW 138 mid drive motor

PowertrainEvaluation Report:

2. Controller

Votol EM150SP motor controller, standard CANBUS

3. Speedometer

DKD LCD Speedometer with Standard CAN-BUS

It shows DNR, P, S gear and battery current X5/10

4. Throttle

Z6 throttle with combination switch

With reverse, park button (throttle on/off), 3 slide switch gears, s/boost button, lights and horn. It matches well with the VOTOL controller.

5. Disc brake assembly

LNF disc brake assembly

Assembly includes master cylinder, 2200mm brake hose, disc brake disc (220cm diameter, 4mm thickness PCD4*78mm CB58), conversion bracket, caliper

caution: 

Optional appearance, drawing, performance curve/test report.

If you need more technical information, please feel free to contact us.

We will reply to you within 12 hours.

application