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  1. hopelessnoob

    phase shift with delta-wye(or wye delta) connection

    I am talking about PM servo motor. In cnc world, there is controller that generates the sine wave, then a drive amplifies the signal (hence the drive is also called "amplifier"). I am talking about genuine sinusoidal drive, not PWM drives.
  2. hopelessnoob

    phase shift with delta-wye(or wye delta) connection

    Hello, I'm new to 3 phase AC sinusoidal system and my question may sound clueless, I would appreciate your patience. Say controller(drive) is sending out three phase sine waves and the controller side is delta connected and motor side wye connected. Then my understanding is, the motor side...

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