Three-phase phase shift voltage regulation circuit

The utility model discloses a three-phase phase shift voltage regulation circuit, which comprises a central processing unit, and a three-phase alternating current phase discriminator, three voltage regulators, three electric energy meters, a display, a voltage regulation knob and a three-phase linkage and single control knob which are respectively connected with the central processing unit, and switches are respectively arranged between the central processing unit and the voltage regulators. According to the utility model, phase sequence detection can be carried out on the three-phase alternating current and voltage regulation can be carried out in various modes. 本实用新型公开了一种三相移相调压电路，包括：中央处理器以及分别与所述中央处理器相连的三相交流电鉴相器、三个调压器、三个电能表、显示器、调压旋钮、三相联动及单控旋钮，所述中央处理器与所述调压器之间分别设置有开关。采用本实用新型，可以对三相交流电进行相序检测并且可以多种方式调压。