{"id":176,"date":"2024-07-13T18:04:03","date_gmt":"2024-07-13T16:04:03","guid":{"rendered":"https:\/\/gezhi-tech.com\/?p=176"},"modified":"2025-09-27T17:50:25","modified_gmt":"2025-09-27T15:50:25","slug":"clause-3-how-to-understand-the-definition-of-rated-current","status":"publish","type":"post","link":"https:\/\/gezhi-tech.com\/vi\/clause-3-how-to-understand-the-definition-of-rated-current\/","title":{"rendered":"Kho\u1ea3n 3 \u2013 C\u00e1ch hi\u1ec3u \u0111\u1ecbnh ngh\u0129a \u201cd\u00f2ng \u0111i\u1ec7n danh \u0111\u1ecbnh\u201d"},"content":{"rendered":"d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c: d\u00f2ng \u0111i\u1ec7n do nh\u00e0 s\u1ea3n xu\u1ea5t \u1ea5n \u0111\u1ecbnh cho thi\u1ebft b\u1ecb.
L\u01afU \u00dd N\u1ebfu kh\u00f4ng c\u1ea5p d\u00f2ng \u0111i\u1ec7n cho thi\u1ebft b\u1ecb th\u00ec d\u00f2ng \u0111i\u1ec7n danh \u0111\u1ecbnh l\u00e0
\u2013 \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb s\u01b0\u1edfi \u1ea5m, d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o danh \u0111\u1ecbnh v\u00e0 \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh;
\u2013 \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng \u0111\u1ed9ng c\u01a1 v\u00e0 thi\u1ebft b\u1ecb k\u1ebft h\u1ee3p, d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111o khi thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n \u1edf \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh v\u00e0 cho l\u00e0m vi\u1ec7c \u1edf \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng.
\n
\n\u0110i\u1ec1u n\u00e0y t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o \u0111\u1ecbnh m\u1ee9c v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo c\u00e1ch t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o \u0111\u1ecbnh m\u1ee9c.
L\u01b0u \u00fd \u0111\u1ea7u ti\u00ean c\u1ee7a \u0111i\u1ec1u kho\u1ea3n n\u00e0y, c\u00e1c thi\u1ebft b\u1ecb s\u01b0\u1edfi \u1ea5m, v\u00ec ch\u1ec9 v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn l\u00e0m n\u00f3ng b\u1eb1ng \u0111i\u1ec7n \u0111\u1ec3 s\u01b0\u1edfi \u1ea5m, b\u1ed9 ph\u1eadn l\u00e0m n\u00f3ng n\u00e0y v\u1ec1 c\u01a1 b\u1ea3n ho\u00e0n to\u00e0n l\u00e0 t\u1ea3i \u0111i\u1ec7n tr\u1edf, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 tr\u1ef1c ti\u1ebfp l\u00e0m theo ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n, v\u00ec d\u00f2ng \u0111i\u1ec7n b\u1eb1ng c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c chia b\u1edfi \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c (P = U\/I). L\u01b0u \u00fd th\u1ee9 hai, do s\u1ea3n ph\u1ea9m kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea3i \u0111i\u1ec7n tr\u1edf thu\u1ea7n n\u00ean theo c\u00f4ng th\u1ee9c t\u00ednh P = U\/I kh\u00f4ng cho k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c, ch\u1ec9 b\u1eb1ng c\u00e1ch th\u1eed nghi\u1ec7m m\u1edbi l\u1ea5y \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb hi\u1ec7n t\u1ea1i.
N\u00f3i chung l\u00e0 m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb v\u1eadn h\u00e0nh b\u1eb1ng \u0111\u1ed9ng c\u01a1<\/strong> \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c trong nh\u00e3n \u0111\u00e1nh gi\u00e1, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u1ee7 l\u1ea1nh. H\u1ea7u h\u1ebft c\u00e1c m\u00e1y \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed s\u1ebd c\u00f3 c\u1ea3 c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o \u0111\u1ecbnh m\u1ee9c v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c tr\u00ean nh\u00e3n \u0111\u1ecbnh m\u1ee9c.
\n

\n\"\"\/
\n<\/figure>
\nnh\u00e3n x\u1ebfp h\u1ea1ng cho t\u1ee7 l\u1ea1nh
\n

\n\"\"\/
\n<\/figure>
\nnh\u00e3n \u0111\u00e1nh gi\u00e1 cho m\u00e1y \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed
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d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c: d\u00f2ng \u0111i\u1ec7n do nh\u00e0 s\u1ea3n xu\u1ea5t \u1ea5n \u0111\u1ecbnh cho thi\u1ebft b\u1ecb.L\u01afU \u00dd N\u1ebfu kh\u00f4ng c\u1ea5p d\u00f2ng \u0111i\u1ec7n cho thi\u1ebft b\u1ecb th\u00ec d\u00f2ng \u0111i\u1ec7n danh \u0111\u1ecbnh l\u00e0\u2013 \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb s\u01b0\u1edfi \u1ea5m, d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o danh \u0111\u1ecbnh v\u00e0 \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh; \u2013 \u0111\u1ed1i v\u1edbi…<\/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":[98,99,59,56],"class_list":["post-176","post","type-post","status-publish","format-standard","hentry","category-terms-and-definitions","tag-appliance-incorporating-heating-elements-but-without-any-motor","tag-appliance-incorporating-motors-but-without-any-heating-element","tag-power-input-assigned-to-the-appliance-by-the-manufacturer","tag-voltage-assigned-to-the-appliance-by-the-manufacturer"],"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\/176","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=176"}],"version-history":[{"count":30,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/176\/revisions"}],"predecessor-version":[{"id":2113,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/posts\/176\/revisions\/2113"}],"wp:attachment":[{"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=176"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/categories?post=176"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gezhi-tech.com\/vi\/wp-json\/wp\/v2\/tags?post=176"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}