| 1. | The device mainly consists of integrated phase - shift trigger unit , detection unit , amplification and impedance conversion unit , the smallest excitation limitation unit , reactive regulation unit and three - phase controlled bridge rectifier 本装置主要包括集成移相触发单元、检测单元、放大及阻抗变换单元、最小励磁限制单元、无功调查单元和三相全控桥。 |