“380V/220V Y/△” noted on the nameplate of a non-synchronous motor means that（）
- Athe armature terminals of the motor should be connected in star formation when voltage of power supply is 380
- Bthe armature terminals of the motor should be connected in star formation when voltage of power supply is 220
- Cboth A and B are correct
- Dthe armature terminals of the motor should be connected in reverse ways of A and B