On-line monitoring residual current action protection device

• Main Authors: WANG FAN, XU XU, ZHENG CONG, ZHU YIQUN, LI RUBING, YANG ZELIANG, LI MENGJIE, TANG HANBO, WANG SHIGANG
• Format: Patent
• Language: Chinese; English
• Published: 06.01.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; RELAYS; SELECTORS

The utility model discloses an on-line monitoring residual current action protection device. The on-line monitoring residual current action protection device comprises a base, an upper cover buckled with the base, a transparent cover, a dual-mode communication module, a first assembly plate, a second assembly plate, a third assembly plate and a reclosing mechanism, the reclosing mechanism is arranged in a cavity of the base, the first assembly plate, the second assembly plate and the third assembly plate are sequentially stacked on the upper portion of the reclosing mechanism, the dual-mode communication module is arranged in a groove of the upper cover, and the transparent cover serves as a sealing cover of the groove. The first assembly board is a terminal board composed of an RS-485 communication interface and an external control terminal. The second assembly plate comprises a first pin header seat and a second pin header seat, and the third assembly plate is electrically connected with the first pin heade