{"id":394,"date":"2024-08-07T17:22:24","date_gmt":"2024-08-07T15:22:24","guid":{"rendered":"https:\/\/gezhi-tech.com\/?p=394"},"modified":"2025-09-27T17:50:24","modified_gmt":"2025-09-27T15:50:24","slug":"clause-3-how-to-understand-the-definition-of-reinforced-insulation","status":"publish","type":"post","link":"https:\/\/gezhi-tech.com\/vi\/clause-3-how-to-understand-the-definition-of-reinforced-insulation\/","title":{"rendered":"Kho\u1ea3n 3 \u2013 C\u00e1ch hi\u1ec3u \u0111\u1ecbnh ngh\u0129a \u201cc\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng\u201d"},"content":{"rendered":"c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng: c\u00e1ch \u0111i\u1ec7n \u0111\u01a1n \u0111\u1eb7t v\u00e0o c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n, mang l\u1ea1i m\u1ee9c b\u1ea3o v\u1ec7 ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1ch \u0111i\u1ec7n k\u00e9p trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n n\u00e0y.
L\u01afU \u00dd \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 l\u1edbp c\u00e1ch nhi\u1ec7t l\u00e0 m\u1ed9t ph\u1ea7n \u0111\u1ed3ng nh\u1ea5t. C\u00e1ch \u0111i\u1ec7n c\u00f3 th\u1ec3 g\u1ed3m nhi\u1ec1u l\u1edbp kh\u00f4ng th\u1ec3 th\u1eed nghi\u1ec7m \u0111\u01a1n l\u1ebb nh\u01b0 c\u00e1ch \u0111i\u1ec7n ph\u1ee5 ho\u1eb7c c\u00e1ch \u0111i\u1ec7n ch\u00ednh.
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\nT\u1eeb c\u00e1c ghi ch\u00fa, c\u00e1ch \u0111i\u1ec7n ph\u1ee5 v\u00e0 c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra t\u1eebng c\u00e1i m\u1ed9t, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 c\u00e1ch \u0111i\u1ec7n ph\u1ee5 v\u00e0 c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ph\u00e2n bi\u1ec7t v\u00e0 t\u00e1ch r\u1eddi. T\u01b0\u01a1ng \u1ee9ng, n\u1ebfu c\u00e1ch \u0111i\u1ec7n g\u1ed3m nhi\u1ec1u l\u1edbp ho\u1eb7c nhi\u1ec1u c\u00e1ch \u0111i\u1ec7n, kh\u00f4ng d\u1ec5 t\u00e1ch r\u1eddi v\u00e0 ph\u00e2n bi\u1ec7t nh\u01b0ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1ch \u0111i\u1ec7n k\u00e9p v\u1ec1 t\u00e1c d\u1ee5ng c\u00e1ch \u0111i\u1ec7n th\u1ef1c t\u1ebf th\u00ec c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00e0 c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng; Ngo\u00e0i ra, n\u1ebfu ch\u1ec9 l\u00e0 m\u1ed9t l\u1edbp ho\u1eb7c m\u1ed9t l\u1edbp c\u00e1ch \u0111i\u1ec7n \u0111\u01a1n th\u00ec t\u00e1c d\u1ee5ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a n\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1ch \u0111i\u1ec7n k\u00e9p, c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng.
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\nNh\u01b0 trong 2 h\u00ecnh b\u00ean d\u01b0\u1edbi, h\u00ecnh b\u00ean tr\u00e1i l\u00e0 h\u00ecnh m\u1eb7t sau c\u1ee7a t\u1ee7 l\u1ea1nh. B\u1ea3ng m\u1ea1ch b\u00ean trong c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y qua l\u01b0\u1edbi kim lo\u1ea1i \u1edf h\u00ecnh b\u00ean tr\u00e1i, c\u00f2n \u1ea3nh b\u00ean trong l\u00e0 h\u00ecnh b\u00ean ph\u1ea3i. C\u00f3 c\u00e1c b\u1ed9 ph\u1eadn tr\u1ef1c ti\u1ebfp tr\u00ean PCB v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ch\u1ea1m v\u00e0o l\u01b0\u1edbi t\u1ea3n nhi\u1ec7t. Kh\u00f4ng kh\u00ed gi\u1eefa khe h\u1edf c\u1ee7a l\u01b0\u1edbi t\u1ea3n nhi\u1ec7t v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n tr\u00ean b\u1ea3ng m\u1ea1ch c\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t v\u00f2ng d\u1eabn \u0111i\u1ec7n. V\u00ec v\u1eady, kho\u1ea3ng c\u00e1ch n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng khe h\u1edf kh\u00f4ng kh\u00ed v\u1edbi l\u1edbp c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng. B\u1edfi v\u00ec gi\u1ea3i ph\u00f3ng m\u1eb7t b\u1eb1ng v\u00e0 nbsp; v\u00e0 nbsp;\u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb m\u1ed9t v\u00f2ng kh\u00f4ng kh\u00ed, v\u00f2ng kh\u00f4ng kh\u00ed kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi v\u00e0 ch\u00fang ta th\u1eadm ch\u00ed kh\u00f4ng bi\u1ebft chia kh\u00f4ng kh\u00ed n\u00e0y th\u00e0nh nhi\u1ec1u ph\u1ea7n \u1edf \u0111\u00e2u. \u1ede \u0111\u00e2y c\u00f3 hai \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd. N\u1ebfu l\u01b0\u1edbi kim lo\u1ea1i kh\u00f4ng \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t, kh\u00f4ng kh\u00ed gi\u1eefa l\u01b0\u1edbi v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n trong b\u1ea3ng m\u1ea1ch c\u1ea7n ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng (theo y\u00eau c\u1ea7u \u1edf kho\u1ea3n 8.2 \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb c\u1ea5p II), n\u1ebfu l\u01b0\u1edbi kim lo\u1ea1i \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t, th\u00ec kh\u00f4ng kh\u00ed gi\u1eefa l\u01b0\u1edbi v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n trong b\u1ea3ng m\u1ea1ch ch\u1ec9 c\u1ea7n \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n, b\u1edfi v\u00ec c\u00e1ch \u0111i\u1ec7n c\u01a1 b\u1ea3n c\u1ed9ng v\u1edbi n\u1ed1i \u0111\u1ea5t l\u00e0 thi\u1ebft b\u1ecb Lo\u1ea1i I c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 k\u00e9p v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ch\u1ea1m v\u00e0o c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i n\u1ed1i \u0111\u1ea5t.
\n

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\n<\/figure><\/div>

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\n<\/figure><\/div><\/div>
\nM\u00e1y b\u01a1m ch\u00ecm \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u00ean d\u01b0\u1edbi c\u00f3 m\u1ed9t \u0111\u1ed9ng c\u01a1 c\u1ef1c \u0111\u01b0\u1ee3c che b\u00f3ng b\u00ean trong, v\u1edbi c\u00e1c cu\u1ed9n d\u00e2y \u0111\u01b0\u1ee3c b\u1ecdc c\u00e1ch \u0111i\u1ec7n m\u00e0u v\u00e0ng. \u0110\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng do n\u01b0\u1edbc, to\u00e0n b\u1ed9 stato c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c b\u1ecdc b\u1eb1ng nh\u1ef1a epoxy. Sau khi cu\u1ed9n d\u00e2y \u0111\u01b0\u1ee3c qu\u1ea5n, kh\u00f4ng th\u1ec3 th\u1eed nghi\u1ec7m hi\u1ec7u qu\u1ea3 c\u00e1ch \u0111i\u1ec7n ch\u00ednh v\u00e0 c\u00e1ch \u0111i\u1ec7n ph\u1ee5. Tr\u01b0\u1edbc khi \u0111\u1ed5 nh\u1ef1a epoxy, l\u1edbp c\u00e1ch nhi\u1ec7t m\u00e0u v\u00e0ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 l\u1edbp c\u00e1ch nhi\u1ec7t c\u01a1 b\u1ea3n v\u00e0 nh\u1ef1a epoxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 l\u1edbp c\u00e1ch nhi\u1ec7t b\u1ed5 sung. Tuy nhi\u00ean, khi \u0111\u1ed5 nh\u1ef1a epoxy v\u00e0o v\u1ecf m\u00e1y b\u01a1m, n\u00f3 s\u1ebd b\u00e1m r\u1ea5t ch\u1eb7t v\u00e0o v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t m\u00e0u v\u00e0ng v\u00e0 kh\u00f4ng th\u1ec3 t\u00e1ch r\u1eddi hai v\u1eadt li\u1ec7u n\u00e0y \u0111\u1ec3 \u0111\u00e1nh gi\u00e1, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u00e1nh gi\u00e1 c\u00e1c b\u00e0i ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n. Do \u0111\u00f3, l\u1edbp c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1eeb cu\u1ed9n d\u00e2y b\u01a1m \u0111\u1ebfn b\u1ec1 m\u1eb7t nh\u1ef1a epoxy c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn b\u00ean ngo\u00e0i.
\n

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\n<\/figure><\/div>

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\n<\/figure><\/div><\/div>

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

c\u00e1ch \u0111i\u1ec7n t\u0103ng c\u01b0\u1eddng: c\u00e1ch \u0111i\u1ec7n \u0111\u01a1n \u0111\u1eb7t v\u00e0o c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n, mang l\u1ea1i m\u1ee9c b\u1ea3o v\u1ec7 ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1ch \u0111i\u1ec7n k\u00e9p trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n n\u00e0y.L\u01afU \u00dd \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 l\u1edbp c\u00e1ch nhi\u1ec7t l\u00e0 m\u1ed9t ph\u1ea7n \u0111\u1ed3ng nh\u1ea5t. C\u00e1ch \u0111i\u1ec7n…<\/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":[74,76,105,77,75],"class_list":["post-394","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-single-insulation-applied-to-live-parts-that-provides-a-degree-of-protection-against-electric-shock-equivalent-to-double-insulation-under-the-conditions-specified-in-this-standard","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\/394","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=394"}],"version-history":[{"count":41,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/394\/revisions"}],"predecessor-version":[{"id":1909,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/394\/revisions\/1909"}],"wp:attachment":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/categories?post=394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/tags?post=394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}