GDR-21

Specification

Model number GDR-21
Position Rear
Construction Gear
Rated voltage(V) 36
Rated Power(W) 250-350
Weight(kg) 2.8
Reduction Ratio 1:8.5
Wheel Diameter(inch) 16-28
Rated speed(km/h) 20-30
Magnet Poles(2P) 10
Dropout(mm) 135
Brake Type V/Disk brake
Freewheel 6-7S
Operating Temperature © -20---45
Efficiency(%) ≧78%
Color Black
Cabling Route Shaft center right
Noise Grade(dB) ≤60
IP Grade IP54
Salt Spary Test Standard(h) 24/96
返回