Primary and secondary fusion intelligent fuse

• Main Authors: WEN YANHUA, SUN JIANPING, ZHUANG DING, WANG XIAOHAN, DING QIANKUN, JIA ZHIWEI
• Format: Patent
• Language: Chinese; English
• Published: 13.02.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; RELAYS; SELECTORS

The utility model relates to the technical field of fuses, in particular to a primary and secondary fusion intelligent fuse which comprises an electric porcelain insulator, a supporting piece, an arc extinguishing tube and a lower assembly, the supporting piece is arranged at the upper end of the electric porcelain insulator and fixedly connected with the electric porcelain insulator, a contact piece is arranged between the supporting piece and the electric porcelain insulator, and the arc extinguishing tube is fixedly connected with the contact piece. The contact piece is fixedly connected with the supporting piece and the electric porcelain insulator, the flat iron is arranged below the contact piece, the flat iron is fixedly connected with the electric porcelain insulator, the first inner wire clamping clamp is arranged at the left end of the contact piece, the first outer wire clamping clamp is arranged at the left end of the first inner wire clamping clamp, and the first inner wire clamping clamp and the