This paper introduces a distributed Transformer Terminal Unit(TTU) base on MSP430F449 singlechip produced by TI corporation, which has function of reactive power compensation control and apply to low voltage power system(0.4kV).

• 该文介绍的是一种基于TI 公司MSP430F449单片机；适用于低压(0.；4kV)配电网的具有无功功率补偿控制功能的配变终端单元(TTU)。