Voltage: 48v-144V
Power: 5kw-40kw
Max speed: 90-95km/h
Type of gearbox" mechanical manual 4-gear" and 5 gear
Advantage:
1. It can adjust speed as highway condition.
2. Larger torque, current smaller.
Load: 600kgs

1) 4 gear
center distance=55.65+ - 0.03
transission ratio:
1st I1=3.346
2nd I2=2.094
3rd I3=1.363
4th I4=1.00
Reverse Ir=3.625
2)506A----------5  gear
center distance=55.65+ - 0.03
transission ratio:
1st I1=3.346
2nd I2=2.094
3rd I3=1.363
4th I4=1.00
5th I5=0.831
Reverse Ir=3.567
3)506B -------- 5 gear
center distance=55.65+ - 0.03
transission ratio:
1st I1=3.346
2nd I2=1.937
3rd I3=1.421
4th I4=1.00
5th I5=0.771
Reverse Ir=3.496