Donor ATVBattery puzzleLaser cutted motor and battery supportTransmissionFinalNaked ATV
LocationAntwerp, Antwerp Belgium map
Web/EmailWebPage email image
Vehicle2001 Yamaha Yamaha 350 Warrior
I made this E-ATV for my graduation cartechnology at the university college Karel de Grote Hogeschool - Hoboken. This project was in coorporation with Enersys BeNeLux. I'm NOT the owner of this vehicle.
MotorLEMCO 200 D127 Permanent Magnet DC
13 kW / 33 Nm cont.
25 kW / 66 Nm peak
3600 rpm
DrivetrainMounted the Lynch motor on the swinarm. Double chaintransmission to get a 5,4:1 ratio.
ControllerPenny and Giles ppm835tm delivered by DMC
120 A: 1 h
350 A: 1 min
Batteries6 Odyssey pc1700, 12.00 Volt, Lead-Acid, AGM
lots of amps can be drawn out of these cells
68 Ah at 20 h discharge
53 Ah at 1 h discharge
Total energy at one hour rate: 3,5 kWh
System Voltage72 Volts
DC/DC ConverterMeanwell USP-350-12
350 Watt
Top Speed41 MPH (65 KPH)
I don't want to turn to hard on this speed
AccelerationNice acceleration but nothing spectacular, better acceleration from 10 mph.
With this gearing: 0 - 30 mph in 5 sec
Enough torque to have some fun in gravel !!
Range30 Miles (48 Kilometers)
End voltage was 71,7 V.
Watt Hours/Mile90 Wh/Mile
A lot less then first assumed
Air drag coefficient apparently better than a cargo truck.
EV Miles
Current:40 Miles (64 Kilometers)
    As of 6/28/2009
Seating Capacity2 adults
Curb Weight677 Pounds (307 Kilograms)
220 pound heavier then the original Warrior
Conversion Time5 months preparation (theory and suppliers)
5 months actual conversion
Conversion Cost4800 euro
without batteries and charger
Additional Features- 3 switches for setting max speed (adjustable)
- Trailtech Enduro computer
- Trailer 'knob'
I learned a lot about electric vehicles, mechanical engineering, energy etc in this year.
I would like to thank Enersys for giving me the chance to work on such an interesting project.

With the EV virus in my blood, I'm planning my next conversion of a Honda CB 350 1974. More details coming !

You may always contact me if you have any questions or remarks !

code by jerry