{"id":7233,"date":"2024-09-25T20:45:06","date_gmt":"2024-09-25T12:45:06","guid":{"rendered":"https:\/\/viox.com\/?p=7233"},"modified":"2024-09-25T20:53:04","modified_gmt":"2024-09-25T12:53:04","slug":"a-full-guide-to-push-button-switches","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/a-full-guide-to-push-button-switches\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n l\u00e0 g\u00ec?<\/h2>\n<p>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111a n\u0103ng c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n d\u00f2ng \u0111i\u1ec7n ch\u1ea1y trong m\u1ea1ch ch\u1ec9 b\u1eb1ng m\u1ed9t l\u1ea7n nh\u1ea5n \u0111\u01a1n gi\u1ea3n. Ph\u1ed5 bi\u1ebfn trong nh\u00e0 \u1edf, n\u01a1i l\u00e0m vi\u1ec7c v\u00e0 nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau, c\u00e1c c\u00f4ng t\u1eafc n\u00e0y l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed v\u00e0 \u0111i\u1ec7n t\u1eed hi\u1ec7n \u0111\u1ea1i. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng nh\u1ef1a ho\u1eb7c kim lo\u1ea1i, c\u00e1c n\u00fat nh\u1ea5n c\u00f3 th\u1ec3 ph\u1eb3ng ho\u1eb7c c\u00f3 h\u00ecnh d\u1ea1ng c\u00f4ng th\u00e1i h\u1ecdc \u0111\u1ec3 d\u1ec5 s\u1eed d\u1ee5ng. Khi \u0111\u01b0\u1ee3c nh\u1ea5n, ch\u00fang s\u1ebd ho\u00e0n th\u00e0nh m\u1ed9t m\u1ea1ch \u0111i\u1ec7n, cho ph\u00e9p d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua. C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n c\u00f3 nhi\u1ec1u lo\u1ea1i, bao g\u1ed3m lo\u1ea1i t\u1ea1m th\u1eddi, lo\u1ea1i c\u00f3 ch\u1ed1t v\u00e0 lo\u1ea1i c\u00f3 \u0111\u00e8n, m\u1ed7i lo\u1ea1i c\u00f3 ch\u1ee9c n\u0103ng kh\u00e1c nhau. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u01a1 ch\u1ebf c\u00f4ng t\u1eafc \u0111i\u1ec7n ho\u1eb7c kh\u00ed c\u01a1 b\u1ea3n v\u00e0 c\u00f3 th\u1ec3 t\u1ea1m th\u1eddi ho\u1eb7c c\u00f3 ch\u1ed1t khi ho\u1ea1t \u0111\u1ed9ng. C\u00e1c c\u00f4ng t\u1eafc n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1eeb thi\u1ebft b\u1ecb gia d\u1ee5ng \u0111\u1ebfn m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p ph\u1ee9c t\u1ea1p, mang \u0111\u1ebfn c\u00e1ch tr\u1ef1c quan v\u00e0 \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 k\u00edch ho\u1ea1t ho\u1eb7c h\u1ee7y k\u00edch ho\u1ea1t c\u00e1c ch\u1ee9c n\u0103ng.<\/p>\n<h2>C\u1ea5u tr\u00fac c\u1ee7a c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n<\/h2>\n<p><a href=\"https:\/\/test.viox.com\/vi\/a-full-guide-to-push-button-switches\/structure-of-push-button-switch\/\" rel=\"attachment wp-att-7236\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-7236 alignnone\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Structure-of-push-button-switch.webp\" alt=\"Structure of push button switch\" width=\"399\" height=\"241\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Structure-of-push-button-switch.webp 832w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Structure-of-push-button-switch-300x181.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Structure-of-push-button-switch-768x463.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Structure-of-push-button-switch-600x362.webp 600w\" sizes=\"(max-width: 399px) 100vw, 399px\" \/><\/a><\/p>\n<p>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t n\u1eafp n\u00fat, m\u1ed9t l\u00f2 xo h\u1ed3i v\u1ecb, m\u1ed9t ti\u1ebfp \u0111i\u1ec3m chuy\u1ec3n \u0111\u1ed9ng ki\u1ec3u c\u1ea7u, m\u1ed9t ti\u1ebfp \u0111i\u1ec3m t\u0129nh, m\u1ed9t thanh truy\u1ec1n tr\u1ee5 v\u00e0 m\u1ed9t v\u1ecf.<\/p>\n<h2>Nguy\u00ean l\u00fd l\u00e0m vi\u1ec7c<\/h2>\n<p><a href=\"https:\/\/test.viox.com\/vi\/a-full-guide-to-push-button-switches\/working-principle-of-push-button-switch\/\" rel=\"attachment wp-att-7237\"><img decoding=\"async\" class=\"wp-image-7237 alignright\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/Working-principle-of-push-button-switch.gif\" alt=\"Working principle of push button switch\" width=\"454\" height=\"280\" \/><\/a><\/p>\n<ol>\n<li>S\u1ef1 truy\u1ec1n \u0111\u1ed9ng: Khi n\u00fat \u0111\u01b0\u1ee3c nh\u1ea5n, n\u00f3 s\u1ebd k\u00edch ho\u1ea1t m\u1ed9t c\u01a1 ch\u1ebf b\u00ean trong th\u01b0\u1eddng bao g\u1ed3m l\u00f2 xo v\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n. \u00c1p l\u1ef1c t\u00e1c d\u1ee5ng l\u00ean n\u00fat s\u1ebd n\u00e9n l\u00f2 xo v\u00e0 di chuy\u1ec3n c\u00e1c ti\u1ebfp \u0111i\u1ec3m b\u00ean trong v\u00e0o v\u1ecb tr\u00ed m\u00e0 ch\u00fang c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i ho\u1eb7c ng\u1eaft k\u1ebft n\u1ed1i, t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i c\u00f4ng t\u1eafc.<\/li>\n<li>Lo\u1ea1i li\u00ean h\u1ec7:\n<ul>\n<li>Th\u01b0\u1eddng m\u1edf (NO): Trong c\u1ea5u h\u00ecnh n\u00e0y, m\u1ea1ch m\u1edf khi n\u00fat kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ea5n. Nh\u1ea5n n\u00fat s\u1ebd \u0111\u00f3ng m\u1ea1ch, cho ph\u00e9p d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua. \u0110i\u1ec1u n\u00e0y ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 chu\u00f4ng c\u1eeda v\u00e0 c\u00f4ng t\u1eafc t\u1ea1m th\u1eddi.<\/li>\n<li>Th\u01b0\u1eddng \u0111\u00f3ng (NC): \u1ede \u0111\u00e2y, m\u1ea1ch \u0111\u00f3ng khi n\u00fat kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ea5n. Nh\u1ea5n n\u00fat s\u1ebd m\u1edf m\u1ea1ch, ng\u1eaft d\u00f2ng \u0111i\u1ec7n. Lo\u1ea1i n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng an to\u00e0n, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u00fat d\u1eebng kh\u1ea9n c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<li>C\u01a1 ch\u1ebf tr\u1ea3 v\u1ec1: Khi nh\u1ea3 n\u00fat, c\u01a1 ch\u1ebf l\u00f2 xo s\u1ebd tr\u1ea3 n\u00fat v\u1ec1 v\u1ecb tr\u00ed ban \u0111\u1ea7u. H\u00e0nh \u0111\u1ed9ng n\u00e0y kh\u00f4i ph\u1ee5c m\u1ea1ch v\u1ec1 tr\u1ea1ng th\u00e1i tr\u01b0\u1edbc \u0111\u00f3\u2014m\u1edf ho\u1eb7c \u0111\u00f3ng\u2014t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u00f3 l\u00e0 c\u00f4ng t\u1eafc NO hay NC.<\/li>\n<\/ol>\n<p>Ki\u1ec3m tra video v\u1ec1 c\u00e1ch n\u00fat nh\u1ea5n ho\u1ea1t \u0111\u1ed9ng<\/p>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"N\u00fat nh\u1ea5n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o || M\u00f4 ph\u1ecfng \u0111i\u1ec7n\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/hAnjC6B0o0g?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<h2>C\u00e1c lo\u1ea1i c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n<\/h2>\n<p>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n c\u00f3 nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c nhau:<\/p>\n<h3>C\u00e1c lo\u1ea1i d\u1ef1a tr\u00ean h\u00ecnh d\u1ea1ng:<\/h3>\n<ul>\n<li>H\u00ecnh vu\u00f4ng: C\u00e1c c\u00f4ng t\u1eafc n\u00e0y c\u00f3 n\u00fat b\u1ea5m ho\u1eb7c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng h\u00ecnh vu\u00f4ng l\u1edbn. Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t r\u1ed9ng r\u00e3i c\u1ee7a ch\u00fang khi\u1ebfn ch\u00fang tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/li>\n<li>Tr\u00f2n: C\u00f3 h\u00ecnh d\u1ea1ng tr\u00f2n v\u00e0 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n tr\u00f2n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng v\u00e0 \u0111\u1ed3 \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng do thi\u1ebft k\u1ebf ti\u1ec7n d\u1ee5ng v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i d\u1ef1a tr\u00ean c\u1ea5u h\u00ecnh:<\/h3>\n<ul>\n<li>Single Pole Single Throw (SPST): Lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t, c\u00f3 m\u1ed9t c\u1ef1c v\u00e0 m\u1ed9t l\u1ea7n n\u00e9m. C\u00e1c c\u00f4ng t\u1eafc n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u1eaft k\u1ebft n\u1ed1i ho\u1eb7c k\u1ebft n\u1ed1i l\u1ea1i m\u1ed9t d\u00e2y d\u1eabn duy nh\u1ea5t trong m\u1ed9t m\u1ea1ch nh\u00e1nh duy nh\u1ea5t.<\/li>\n<li>C\u00f4ng t\u1eafc m\u1ed9t c\u1ef1c, hai chi\u1ec1u (SPDT): C\u00e1c c\u00f4ng t\u1eafc n\u00e0y c\u00f3 m\u1ed9t c\u1ef1c v\u00e0 hai chi\u1ec1u ho\u1eb7c \u0111\u1ea7u ra, cho ph\u00e9p \u0111i\u1ec1u khi\u1ec3n nhi\u1ec1u m\u1ea1ch b\u1eb1ng c\u00e1ch ch\u1ecdn m\u1ed9t trong hai tr\u1ea1ng th\u00e1i \u0111\u1ea7u ra.<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i d\u1ef1a tr\u00ean ch\u1ee9c n\u0103ng:<\/h3>\n<ul>\n<li>C\u00f4ng t\u1eafc t\u1ea1m th\u1eddi: Ch\u00fang ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng khi b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111\u01b0\u1ee3c nh\u1ea5n. Khi nh\u1ea3 ra, m\u1ea1ch s\u1ebd ng\u1eaft, ng\u1eaft d\u00f2ng \u0111i\u1ec7n. Chu\u00f4ng c\u1eeda v\u00e0 chu\u00f4ng b\u00e1o l\u00e0 nh\u1eefng v\u00ed d\u1ee5 ph\u1ed5 bi\u1ebfn.<\/li>\n<li>C\u00f4ng t\u1eafc ch\u1ed1t: C\u00e1c c\u00f4ng t\u1eafc n\u00e0y gi\u1eef nguy\u00ean v\u1ecb tr\u00ed sau khi nh\u1ea5n cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t l\u1ea1i. Nh\u1ea5n n\u00fat m\u1ed9t l\u1ea7n s\u1ebd thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i c\u00f4ng t\u1eafc, tr\u1ea1ng th\u00e1i n\u00e0y s\u1ebd duy tr\u00ec cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c nh\u1ea5n l\u1ea1i. M\u1ed9t c\u00f4ng t\u1eafc b\u1eadt v\u00e0 t\u1eaft th\u00f4ng th\u01b0\u1eddng trong nh\u00e0 l\u00e0 v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh cho lo\u1ea1i n\u00e0y.<\/li>\n<\/ul>\n<h2>X\u1ebfp h\u1ea1ng \u0111i\u1ec7n \u00e1p c\u1ee7a c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n<\/h2>\n<p>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n c\u00f3 nhi\u1ec1u m\u1ee9c \u0111i\u1ec7n \u00e1p kh\u00e1c nhau, r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u00fang v\u00e0 v\u1eadn h\u00e0nh an to\u00e0n.<\/p>\n<h3>X\u1ebfp h\u1ea1ng \u0111i\u1ec7n \u00e1p ph\u1ed5 bi\u1ebfn:<\/h3>\n<ul>\n<li>\u0110i\u1ec7n \u00e1p th\u1ea5p: Nhi\u1ec1u c\u00f4ng t\u1eafc c\u00f3 m\u1ee9c \u0111\u1ecbnh m\u1ee9c l\u00ean t\u1edbi 32 VDC, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n \u00e1p th\u1ea5p.<\/li>\n<li>Ph\u1ea1m vi ti\u00eau chu\u1ea9n: M\u1ee9c \u0111\u1ecbnh m\u1ee9c th\u00f4ng th\u01b0\u1eddng t\u1eeb 12 VDC \u0111\u1ebfn 250 VAC, t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.<\/li>\n<li>V\u00ed d\u1ee5 c\u1ee5 th\u1ec3: M\u1ed9t s\u1ed1 c\u00f4ng t\u1eafc t\u1ea1m th\u1eddi x\u1eed l\u00fd 5 mA \u1edf 32 VDC, trong khi m\u1ed9t s\u1ed1 kh\u00e1c \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u1edf m\u1ee9c 3A \u1edf 125VAC ho\u1eb7c 1,5A \u1edf 250VAC.<\/li>\n<\/ul>\n<h3>Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 AC so v\u1edbi DC:<\/h3>\n<ul>\n<li>\u0110\u1ecbnh m\u1ee9c kh\u00e1c nhau: C\u00f4ng t\u1eafc AC v\u00e0 DC th\u01b0\u1eddng c\u00f3 \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p kh\u00e1c nhau do \u0111\u1eb7c t\u00ednh d\u00f2ng \u0111i\u1ec7n kh\u00e1c nhau.<\/li>\n<li>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a m\u1ea1ch: \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn c\u00f4ng t\u1eafc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u1ea1ch AC ho\u1eb7c DC t\u00f9y theo \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 t\u1ea3i tr\u1ecdng v\u00e0 m\u00f4i tr\u01b0\u1eddng:<\/h3>\n<ul>\n<li>Lo\u1ea1i t\u1ea3i: T\u1ea3i \u0111i\u1ec7n tr\u1edf v\u00e0 t\u1ea3i c\u1ea3m \u1ee9ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p kh\u00e1c nhau. T\u1ea3i c\u1ea3m \u1ee9ng c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00f4ng t\u1eafc c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu d\u00f2ng \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng cao h\u01a1n.<\/li>\n<li>B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng: M\u1ed9t s\u1ed1 c\u00f4ng t\u1eafc c\u00f3 th\u00eam x\u1ebfp h\u1ea1ng (v\u00ed d\u1ee5: IP67) v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng b\u1ee5i v\u00e0 n\u01b0\u1edbc, r\u1ea5t quan tr\u1ecdng khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi ho\u1eb7c trong c\u00f4ng nghi\u1ec7p.<\/li>\n<\/ul>\n<h3>H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn:<\/h3>\n<ul>\n<li>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t: Lu\u00f4n tham kh\u1ea3o b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 bi\u1ebft \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c ch\u00ednh x\u00e1c.<\/li>\n<li>\u1ee8ng d\u1ee5ng c\u1ee5 th\u1ec3: H\u00e3y c\u00e2n nh\u1eafc m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng v\u00ec \u0111\u1ecbnh m\u1ee9c c\u00f3 th\u1ec3 kh\u00e1c nhau r\u1ea5t nhi\u1ec1u gi\u1eefa m\u00f4 h\u00ecnh thu nh\u1ecf v\u00e0 m\u00f4 h\u00ecnh c\u00f4ng nghi\u1ec7p.<\/li>\n<\/ul>\n<h2>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n?<\/h2>\n<p>C\u00f4ng t\u1eafc n\u00fat nh\u1ea5n l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n \u0111a n\u0103ng \u0111\u00f2i h\u1ecfi ph\u1ea3i hi\u1ec3u \u0111\u00fang \u0111\u1ec3 s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o tr\u00ec hi\u1ec7u qu\u1ea3. \u0110\u1ec3 s\u1eed d\u1ee5ng \u0111\u00fang, h\u00e3y x\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u00f4ng t\u1eafc (t\u1ea1m th\u1eddi ho\u1eb7c ch\u1ed1t) v\u00e0 l\u1eafp \u0111\u1eb7t theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, \u0111\u1ea3m b\u1ea3o \u0111\u1ea5u d\u00e2y \u0111\u00fang c\u00e1ch v\u00e0 \u0111\u1ecbnh m\u1ee9c \u0111i\u1ec7n \u00e1p ph\u00f9 h\u1ee3p. V\u1eadn h\u00e0nh c\u00f4ng t\u1eafc theo \u0111\u00fang m\u1ee5c \u0111\u00edch, b\u1eb1ng l\u1ef1c nh\u1ea5n li\u00ean t\u1ee5c \u0111\u1ed1i v\u1edbi c\u00f4ng t\u1eafc t\u1ea1m th\u1eddi ho\u1eb7c nh\u1ea5n m\u1ed9t l\u1ea7n \u0111\u1ed1i v\u1edbi lo\u1ea1i ch\u1ed1t.<\/p>\n<h2>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o tr\u00ec c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n?<\/h2>\n<p>\u0110\u1ec3 b\u1ea3o tr\u00ec, h\u00e3y th\u01b0\u1eddng xuy\u00ean v\u1ec7 sinh b\u1ec1 m\u1eb7t c\u00f4ng t\u1eafc, ki\u1ec3m tra c\u00e1c k\u1ebft n\u1ed1i \u0111i\u1ec7n v\u00e0 ki\u1ec3m tra h\u01b0 h\u1ecfng v\u1eadt l\u00fd. Ki\u1ec3m tra ch\u1ee9c n\u0103ng \u0111\u1ecbnh k\u1ef3 v\u00e0 xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t. Thay th\u1ebf c\u00e1c th\u00e0nh ph\u1ea7n ho\u1eb7c to\u00e0n b\u1ed9 c\u00f4ng t\u1eafc khi c\u1ea7n thi\u1ebft v\u00e0 lu\u00f4n gi\u1eef t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 tham kh\u1ea3o. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a c\u00f4ng t\u1eafc n\u00fat nh\u1ea5n trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<h2>Nh\u00e0 s\u1ea3n xu\u1ea5t n\u00fat nh\u1ea5n<\/h2>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>T\u00ean c\u00f4ng ty<\/th>\n<th>N\u0103m t\u00ecm th\u1ea5y<\/th>\n<th>Qu\u1ed1c gia<\/th>\n<th>TRANG WEB<\/th>\n<\/tr>\n<tr>\n<td>Schneider \u0110i\u1ec7n<\/td>\n<td>1836<\/td>\n<td>Ph\u00e1p<\/td>\n<td>Schneider.com<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng ty TNHH Linh ki\u1ec7n \u0110i\u1ec7n t\u1eed C\u01a1 kh\u00ed (EMC)<\/td>\n<td>1966<\/td>\n<td>Hoa K\u1ef3<\/td>\n<td>electromechcomp.com<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng t\u1eafc \u0111i\u1ec7n v\u00e0 R\u01a1 le<\/td>\n<td>1946<\/td>\n<td>Hoa K\u1ef3<\/td>\n<td>Electroswitch.com<\/td>\n<\/tr>\n<tr>\n<td>T\u1eadp \u0111o\u00e0n OMRON<\/td>\n<td>1933<\/td>\n<td>Nh\u1eadt B\u1ea3n<\/td>\n<td>OMRON.com<\/td>\n<\/tr>\n<tr>\n<td>CHINT<\/td>\n<td>1994<\/td>\n<td>Trung qu\u1ed1c<\/td>\n<td>Chint.com<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng ty TNHH ABB<\/td>\n<td>1883<\/td>\n<td>Th\u1ee5y S\u0129<\/td>\n<td>ABB.com<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng ty c\u1ed5 ph\u1ea7n Eaton<\/td>\n<td>1911<\/td>\n<td>Hoa K\u1ef3<\/td>\n<td>Eaton.com<\/td>\n<\/tr>\n<tr>\n<td>T\u1eadp \u0111o\u00e0n Toshiba<\/td>\n<td>1875<\/td>\n<td>Nh\u1eadt B\u1ea3n<\/td>\n<td>Toshiba.com<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>What is a Push Button Switch? A push button switch is a versatile electrical device that controls current flow in circuits with a simple press. Common in homes, workplaces, and various environments, these switches are crucial components in modern electronics and mechanical systems. Typically made of plastic or metal, push buttons can be flat or [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7242,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/7233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/comments?post=7233"}],"version-history":[{"count":0,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/7233\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/7242"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=7233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=7233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=7233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}