Inside a Maxon EC45 BLDC motor

This series of photos shows how are made flat brushless motors (BLCD) from Maxon Motors. These photos makes it easy to understand the operation of this kind of motor. This is a flat EC45 motor (reference 339285), which, although is a higher range motor, is quite simple and represents the basics of BLDC motors.

Front view of the motor: Picture of the Maxon EC45 BLDC motor

Back view of the motor: Picture of the Maxon EC45 BLDC motor

The cap can be removed: Picture of the Maxon EC45 BLDC motor

Magnets are located in the cap (black ring): Picture of the Maxon EC45 BLDC motor

The BLDC EC45 motor is composed of 12 windings (4 series of 3 phases): Picture of the Maxon EC45 BLDC motor

Three hall sensors are located between windings (small black parA serie of pictures that shows how the Maxon EC45 brushless DC (BLDC) motor are made. These pictures shows the interior of the BLDC motor.ts at the bottom): Picture of the Maxon EC45 BLDC motor

The cap is mounted on ball bearings: Picture of the Maxon EC45 BLDC motor

Top view of the cap (with printed references): Picture of the Maxon EC45 BLDC motor

See also


Last update : 06/17/2018