Connection and base part for accommodating a pluggable surge arrester
A technology of basic components and dischargers, applied in overvoltage arresters, overvoltage protection resistors, electrical components, etc. using spark gaps, can solve problems such as error switching travel, and achieve good and reliable switching performance.
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[0035] The surge arrester shown in the figure comprises a connection and base part 1 for accommodating a pluggable surge arrester 2 . The pluggable surge arrester 2 can have, for example, a varistor as protective element, in which a spring-loaded disconnect device 3 is present.
[0036] The disconnecting device 3 can be designed as a thermal disconnecting device, in which the solder ensures the electrical contact, but in the event of a fault the contact connection is detached due to the melting point of the solder.
[0037] The disconnecting device 3 interacts with a visual function display device 4 , which is designed as a pivotable clip in the example shown. In the example shown, the pivot axis 5 of the visual function indicator extends in the lower third of the pluggable surge arrester 2 .
[0038] as by comparing figure 1 and figure 2 It can be seen that in the case of failure ( figure 2 ) brings about a movement of the visible function display device 4 in the direction
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