Miniature combined type mutual inductor

• Main Authors: WANG CONG, WANG YING, ZHANG ZHAOFENG, WANG DONG, HE YI, DI XINGYU
• Format: Patent
• Language: Chinese; English
• Published: 04.06.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

The utility model relates to the technical field of current transformers, in particular to a miniature combined transformer. Comprising a zero-sequence shell, a metering shell fixed at the lower end of the zero-sequence shell, a zero-sequence coil arranged in the zero-sequence shell, a metering coil arranged in the metering shell, and a first conductor inserted into the zero-sequence shell and penetrating through the zero-sequence coil, the zero-sequence coil and the metering coil are arranged in the zero-sequence shell, the second conductor is inserted into the zero-sequence shell and the metering shell at the same time and penetrates through the zero-sequence coil and the metering coil at the same time, and the secondary zero-sequence pin, the secondary self-checking pin and the secondary metering pin are arranged on the zero-sequence shell. The secondary zero-sequence pin, the secondary self-checking pin and the secondary metering pin are all of straight pin structures and are installed on the inner wall o