Special high-low voltage test wire change switch device for electrical test of distribution network equipment
A switchgear, electrical testing technology, applied in the direction of circuit breaker testing, testing dielectric strength, information technology support system, etc., can solve the problem of complicated test results in the test line change process, high labor demand, and the inability to realize the full testing process Automation and other issues, to achieve the effect of solving the problem of full automation of detection, low dependence, and avoiding high voltage breakdown
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[0066] The present application will be further described below with reference to the accompanying drawings. The following examples are only used to more clearly illustrate the technical solutions of the present invention, and cannot be used to limit the protection scope of the present application.
[0067] The invention proposes a high and low voltage test line changeover switch device for electrical test of distribution network equipment. The high voltage side of the distribution network equipment to be tested is connected with the switch device by three-phase fully insulated cables, and different testing instruments are connected with three-phase fully insulated cables. Switchgear incoming connection.
[0068] like figure 1 As shown, the high and low voltage test line change switch device includes: a three-phase insulated plug-in terminal 1 and a transfer switch 2 .
[0069] like figure 2 , the three-phase insulated plug-in terminal 1 includes a three-phase insulated soc...
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