This article proposed a test method for measuring the distance between plug pins and the edge of Single-phase Two-pole Plug (with or without Earthing-contact) for household and similar purposes, by analyzing the require-ments of standard GB/T 1002-2021, combining with the actual situation of specific products, and comparing with the methods of dimensions checking from relevant international standards.
plugsthe distance between plug pins and the edge of plug (engagement surface)measure gaugedimensions checking
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