All-optical fiber current transformer integrated with isolation circuit breaker
A technology of current transformers and isolation circuit breakers, which is applied in the direction of voltage/current isolation, etc., can solve the problems of not conforming to intelligent substations, bulky, difficult installation and maintenance, etc., and achieve the effects of compact structure, improved safety performance, and prevention of current circulation
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[0031] The present invention will be described below in conjunction with the accompanying drawings.
[0032] The invention relates to an all-optical current transformer integrated with an isolated circuit breaker, the structure of which is shown as Figure 2a and Figure 2b As shown, the all-fiber optic current transformer 2 integrated with the isolation circuit breaker 1 includes a primary side sensitive unit 22, a fitting 21, a suspension insulator 24 and a T-shaped flange 23, the primary side sensitive unit 22 is arranged inside the fitting 21, and the fitting 21 The ring structure is adopted and the bottom is fixedly arranged at one end of the suspension insulator 24, and the arm (such as Figure 2a and Figure 2b The outer surface of the vertical arm at the left end of the T-shaped flange 23 shown) is fixedly connected with the flange of the isolating circuit breaker 1 (the flange of the isolating circuit breaker 1 is installed on one side of the arc extinguishing chamb...
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