What is the starting current of a motorcycle?

1 Answers
LenaLynn
07/30/25 8:11am
Motorcycle starter motors typically have a power range of 200-500W. Under rated load, the working current can be as low as 40-50A for smaller models, while larger ones may exceed 100A. The braking current of the motor can reach as high as 100-250A. Here are the detailed explanations of related content: Motorcycle electric starting system: It mainly consists of a starter relay, starter motor, battery, start button, and ignition system (referring to the ignition coil, trigger block, high-voltage wire connector, spark plug, etc.). The starter motor, also known as the starter, is a specialized DC motor that is compact in size but has relatively high power. The starter motor is primarily composed of a stator, rotor, and housing. Working principle: When electric current is supplied to the motor, the stator armature winding generates a rotating magnetic field. As there is relative motion between the rotating magnetic field and the stationary rotor, the magnetic field lines will cut through the rotor conductors, inducing current in them. This current interacts with the rotating magnetic field to produce electromagnetic force, which creates torque on the rotor shaft, causing the rotor to rotate. The rotor then drives the engine crankshaft through the drive mechanism, starting the vehicle.
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