A microcomputer anti-misoperation locking system and method for high-voltage switchgear in substations
A high-voltage switchgear and anti-misoperation technology, applied in pull-out switchgear, switchgear guards/protectors, switchgear, etc. The effect of safe and reliable work and reducing the probability of misoperation accidents
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[0058] Due to the actual needs of production, according to the dispatching requirements, a 35kV standby 750 line in a substation is changed from operation to switch and line maintenance. Below will adopt the inventive method to install the five anti-locks additionally under the situation of switchgear, change the 35kV stand-by 750 line from operation into switch and line maintenance.
[0059] Figure 7 It is a schematic diagram of a 35kV standby 750 switchgear with five anti-locks, which includes the front door of the 35kV standby 750 switchgear, the swing hole of the trolley, the grounding knife of the standby 750 line, the rear upper cabinet door, and the rear lower cabinet door Install five anti-locks with anti-misoperation function.
[0060] First of all, the operating personnel issue tickets according to the dispatching order, and the operation ticket for the 35kV standby 750 line to be changed from operation to line maintenance is as follows:
[0061] 1) Pull the stand...
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