{"id":351,"date":"2024-08-04T09:46:35","date_gmt":"2024-08-04T07:46:35","guid":{"rendered":"https:\/\/gezhi-tech.com\/?p=351"},"modified":"2025-09-27T17:50:24","modified_gmt":"2025-09-27T15:50:24","slug":"clause-3-how-to-understand-the-definition-of-basic-insulation-2","status":"publish","type":"post","link":"https:\/\/gezhi-tech.com\/vi\/clause-3-how-to-understand-the-definition-of-basic-insulation-2\/","title":{"rendered":"Kho\u1ea3n 3 \u2013 C\u00e1ch hi\u1ec3u \u0111\u1ecbnh ngh\u0129a \u201cc\u00e1ch \u0111i\u1ec7n ph\u1ee5\u201d"},"content":{"rendered":"c\u00e1ch \u0111i\u1ec7n b\u1ed5 sung: c\u00e1ch \u0111i\u1ec7n \u0111\u1ed9c l\u1eadp \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng b\u1ed5 sung cho c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n, nh\u1eb1m b\u1ea3o v\u1ec7 ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt trong tr\u01b0\u1eddng h\u1ee3p c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n b\u1ecb h\u01b0 h\u1ecfng
\n
\nL\u00e0 v\u1eadt c\u00e1ch \u0111i\u1ec7n n\u1eb1m ngo\u00e0i l\u1edbp c\u00e1ch \u0111i\u1ec7n ch\u00ednh v\u00e0 \u0111\u1ed9c l\u1eadp v\u1edbi l\u1edbp c\u00e1ch \u0111i\u1ec7n ch\u00ednh v\u00e0 th\u01b0\u1eddng ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c. L\u1edbp c\u00e1ch nhi\u1ec7t b\u1ed5 sung, nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3, l\u00e0 l\u1edbp c\u00e1ch nhi\u1ec7t b\u1ed5 sung v\u00e0 d\u00f9ng \u0111\u1ec3 ch\u1ec9 l\u1edbp c\u00e1ch nhi\u1ec7t \u0111\u01b0\u1ee3c th\u00eam v\u00e0o l\u1edbp c\u00e1ch nhi\u1ec7t c\u01a1 b\u1ea3n. \u0110i\u1ec1u n\u00e0y li\u00ean quan \u0111\u1ebfn nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y, c\u1ee5 th\u1ec3 l\u00e0 nguy\u00ean t\u1eafc b\u1ea3o v\u1ec7 k\u00e9p. \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 m\u1ed1i nguy hi\u1ec3m n\u00e0o, ph\u1ea3i c\u00f3 \u00edt nh\u1ea5t hai l\u1edbp ho\u1eb7c hai b\u1ed9 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7. N\u1ebfu m\u1ed9t trong c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 kh\u00f4ng th\u00e0nh c\u00f4ng, thi\u1ebft b\u1ecb v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 kh\u00e1c. Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi l\u1edbp c\u00e1ch nhi\u1ec7t b\u1ed5 sung \u1edf \u0111\u00e2y l\u00e0 ph\u1ea3i xem x\u00e9t l\u1edbp c\u00e1ch nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 b\u1ea3o v\u1ec7 khi l\u1edbp c\u00e1ch nhi\u1ec7t c\u01a1 b\u1ea3n b\u1ecb h\u1ecfng. Vi\u1ec7c b\u1ea3o v\u1ec7 \u1edf \u0111\u00e2y ch\u1ec9 nh\u1eb1m m\u1ee5c \u0111\u00edch b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n. S\u1ebd c\u00f3 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 k\u00e9p cho c\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng mang \u0111i\u1ec7n trong y\u00eau c\u1ea7u kh\u00e1c c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y.
\n
\nNh\u01b0 h\u00ecnh b\u00ean d\u01b0\u1edbi, t\u1eeb m\u1eb7t ngo\u00e0i c\u1ee7a l\u1edbp c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n (\u1edf \u0111\u00e2y c\u00f3 th\u1ec3 hi\u1ec3u l\u00e0 m\u1eb7t ngo\u00e0i c\u1ee7a v\u1ecf b\u1ecdc d\u00e2y d\u1eabn b\u00ean trong, ho\u1eb7c b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u nh\u1ef1a c\u1ee7a c\u00f4ng t\u1eafc) \u0111\u1ebfn n\u01a1i c\u00f3 th\u1ec3 ng\u01b0\u1eddi d\u00f9ng ch\u1ea1m v\u00e0o (n\u1eafp d\u01b0\u1edbi ho\u1eb7c v\u1ecf b\u00ean c\u1ee7a thi\u1ebft b\u1ecb), t\u1eeb h\u00ecnh \u1ea3nh v\u00ed d\u1ee5, n\u1eafp d\u01b0\u1edbi v\u00e0 v\u1ecf b\u00ean c\u1ee7a thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 c\u00e1ch \u0111i\u1ec7n b\u1ed5 sung. T\u01b0\u01a1ng \u1ee9ng, kho\u1ea3ng c\u00e1ch \u0111\u01b0\u1eddng r\u00f2 t\u1eeb v\u1ecf d\u00e2y d\u1eabn b\u00ean trong d\u1ecdc theo b\u1ec1 m\u1eb7t b\u00ean trong c\u1ee7a v\u1ecf b\u00ean \u0111\u1ebfn v\u1ecb tr\u00ed m\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 ch\u1ea1m t\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 c\u00e1ch \u0111i\u1ec7n ph\u1ee5, khi \u0111\u00f3 kho\u1ea3ng c\u00e1ch \u0111\u01b0\u1eddng th\u1eb3ng ng\u1eafn nh\u1ea5t t\u1eeb \u200b\u200bc\u00e1ch \u0111i\u1ec7n ch\u00ednh b\u00ean trong xuy\u00ean qua kh\u00f4ng kh\u00ed \u0111\u1ebfn n\u01a1i m\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 ch\u1ea1m t\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 khe h\u1edf kh\u00f4ng kh\u00ed c\u00e1ch \u0111i\u1ec7n b\u1ed5 sung. Kho\u1ea3ng h\u1edf \u1edf \u0111\u00e2y th\u01b0\u1eddng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn kho\u1ea3ng c\u00e1ch gi\u1eefa v\u1ecf d\u01b0\u1edbi v\u00e0 v\u1ecf b\u00ean.
\n

\n\"\"
\n<\/figure>","protected":false},"excerpt":{"rendered":"

c\u00e1ch \u0111i\u1ec7n b\u1ed5 sung: c\u00e1ch \u0111i\u1ec7n \u0111\u1ed9c l\u1eadp \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng b\u1ed5 sung cho c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n, nh\u1eb1m b\u1ea3o v\u1ec7 ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt trong tr\u01b0\u1eddng h\u1ee3p c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n b\u1ecb h\u01b0 h\u1ecfng L\u00e0 v\u1eadt c\u00e1ch \u0111i\u1ec7n n\u1eb1m ngo\u00e0i l\u1edbp c\u00e1ch \u0111i\u1ec7n ch\u00ednh v\u00e0 \u0111\u1ed9c l\u1eadp v\u1edbi l\u1edbp c\u00e1ch \u0111i\u1ec7n ch\u00ednh v\u00e0 th\u01b0\u1eddng ng\u01b0\u1eddi…<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[5],"tags":[74,76,105,75],"class_list":["post-351","post","type-post","status-publish","format-standard","hentry","category-terms-and-definitions","tag-insulation-applied-to-live-parts-to-provide-basic-protection-against-electric-shock","tag-insulation-system-comprising-both-basic-insulation-and-supplementary-insulation","tag-conductor-or-conductive-part-intended-to-be-energized-in-normal-use-including-a-neutral-conductor-but-by-convention-not-a-pen-conductor","tag-independent-insulation-applied-in-addition-to-basic-insulation-in-order-to-provide-protection-against-electric-shock-in-the-event-of-a-failure-of-basic-insulation"],"translation":{"provider":"WPGlobus","version":"3.0.1","language":"vi","enabled_languages":["en","es","ar","de","ja","fr","ru","th","nl","it","fa","ko","pt","hi","ro","tr","vi","id","zu"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"nl":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"fa":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"ro":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"zu":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/351","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/comments?post=351"}],"version-history":[{"count":23,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/351\/revisions"}],"predecessor-version":[{"id":656,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/351\/revisions\/656"}],"wp:attachment":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=351"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/categories?post=351"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/tags?post=351"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}