{"id":19788,"date":"2025-11-12T21:49:13","date_gmt":"2025-11-12T13:49:13","guid":{"rendered":"https:\/\/viox.com\/?p=19788"},"modified":"2025-11-12T21:49:15","modified_gmt":"2025-11-12T13:49:15","slug":"why-ac-needs-dedicated-circuit","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/why-ac-needs-dedicated-circuit\/","title":{"rendered":"T\u1ea1i sao T\u00f4i 800 W AC C\u1ea7n m\u1ed9t \"D\u00e0nh ri\u00eang M\u1ea1ch\" (Nh\u01b0ng T\u00f4i 1500 W kh\u00f4ng Kh\u00ed Chi\u00ean kh\u00f4ng)?"},"content":{"rendered":"<div class=\"product-intro\">\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-19789\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand.webp\" alt=\"The Dedicated Circuit Paradox: Small AC, Big Demand\" width=\"800\" height=\"800\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-12x12.webp 12w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Dedicated-Circuit-Paradox-Small-AC-Big-Demand-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>C\u00e2u h\u1ecfi n\u00e0y l\u00e0 m\u1ed9t c\u1ed5 \u0111i\u1ec3n. \u0110\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd nh\u1ea5t, \"c\u1ea3m gi\u00e1c chung\" mi\u1ebfng s\u1ef1 \u0111\u00e1p l\u1ea1i m\u1ed9t k\u1ef9 s\u01b0, nh\u01b0 t\u00f4i \u0111\u00e3 bao gi\u1edd nghe:<\/p>\n<blockquote><p>\"\u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 \u00fd ngh\u0129a. B\u1ea1n \u0111ang n\u00f3i v\u1edbi t\u00f4i nh\u1ecf b\u00e9 c\u1ee7a t\u00f4i <strong>800-watt<\/strong> \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed c\u1ea7n m\u1ed9t c\u1ea3 <em>d\u00e0nh ri\u00eang m\u1ea1ch<\/em>?<\/p>\n<p>\"Ngay b\u00e2y gi\u1edd, my <strong>1500-watt<\/strong> kh\u00f4ng kh\u00ed chi\u00ean, <strong>1100-watt<\/strong> l\u00f2 vi s\u00f3ng, v\u00e0 <strong>1000-watt<\/strong> \u1ea5m t\u1ea5t c\u1ea3 chia s\u1ebb m\u1ed9t m\u1ea1ch trong nh\u00e0 b\u1ebfp, v\u00e0 n\u00f3 <em>ch\u1ee7 y\u1ebfu<\/em> t\u1ed1t.<\/p>\n<p>\"N\u00e0y, c\u1ea3m th\u1ea5y gi\u1ed1ng nh\u01b0 m\u1ed9t ti\u00eau chu\u1ea9n k\u00e9p. T\u1ea1i sao l\u00e0 800 W thi\u1ebft b\u1ecb 'v\u1ea5n \u0111\u1ec1'?\"<\/p><\/blockquote>\n<p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \"ngu ng\u1ed1c\" c\u00e2u h\u1ecfi. \u0110\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng r\u1ef1c r\u1ee1. V\u00e0 c\u00e2u tr\u1ea3 l\u1eddi l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 hi\u1ec3u \"v\u00f4 h\u00ecnh\" b\u1ed9 phim \u0111\u00f3 x\u1ea3y ra, b\u00ean trong c\u00e1c b\u1ee9c t\u01b0\u1eddng c\u1ee7a b\u1ea1n m\u1ed7i ng\u00e0y.<\/p>\n<p>C\u00e2u tr\u1ea3 l\u1eddi l\u00e0: <strong>B\u1ea1n \u0111ang so s\u00e1nh m\u1ed9t \"th\u00e2n thi\u1ec7n\" thi\u1ebft b\u1ecb \u0111\u1ec3 m\u1ed9t \"m\u1ea1ng l\u01b0\u1edbi k\u1ebb b\u1eaft n\u1ea1t.\"<\/strong><\/p>\n<p>B\u1ea1n 1500 W kh\u00f4ng kh\u00ed chi\u00ean l\u00e0 m\u1ed9t \"th\u00e2n thi\u1ec7n\" t\u1ea3i. B\u1ea1n 800 W \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed l\u00e0 \"k\u1ebb b\u1eaft n\u1ea1t\" m\u00e0 \u0111\u00f3i c\u00e1c n\u01b0\u1edbc l\u00e1ng gi\u1ec1ng, v\u00e0 nh\u1eefng \"chuy\u00ean m\u1ea1ch\" kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t <em>\u0111\u1eb7c \u00e2n<\/em>\u2014\u0111\u00f3 l\u00e0 m\u1ed9t <strong>c\u00f4 l\u1eadp di \u0111\u1ed9ng<\/strong> \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ee7a b\u1ea1n <em>kh\u00e1c<\/em> thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed <em>t\u1eeb<\/em> n\u00f3.<\/p>\n<p>H\u00e3y gi\u1ea3i n\u00e9n n\u00e0y.<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-19790\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive.webp\" alt=\"Friendly Load vs. Grid Bully: Resistive vs. Inductive\" width=\"800\" height=\"800\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-12x12.webp 12w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Friendly-Load-vs.-Grid-Bully-Resistive-vs.-Inductive-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>1. \"Th\u00e2n Thi\u1ec7n T\u1ea3i\": B\u1ea1n 1500 W kh\u00f4ng Kh\u00ed Chi\u00ean<\/h2>\n<p>\u0110\u1ea7u ti\u00ean, ch\u00fang ta h\u00e3y n\u00f3i chuy\u1ec7n v\u1ec1 kh\u00f4ng kh\u00ed c\u1ee7a b\u1ea1n chi\u00ean, \u1ea5m, hay m\u00e1y n\u01b0\u1edbng b\u00e1nh m\u00ec. \u0110\u00e2y l\u00e0 nh\u1eefng <strong>Tr\u1edf V\u00f4<\/strong>.<\/p>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef \u01b0a th\u00edch cho m\u1ed9t \"ngu ng\u1ed1c\" y\u1ebfu t\u1ed1 s\u01b0\u1edfi \u1ea5m. H\u1ecd l\u00e0 b\u1eb1ng \u0111i\u1ec7n, c\u00e1c c\u00f4ng d\u00e2n ho\u00e0n h\u1ea3o.<\/p>\n<ul>\n<li><strong>H\u00e0nh Vi C\u1ee7a H\u1ecd:<\/strong> Khi b\u1ea1n b\u1eadt 1500 W kh\u00f4ng kh\u00ed chi\u00ean, n\u00f3 l\u1ea5y... 1500 W. Khi n\u00f3 ch\u1ea1y, n\u00f3 s\u1ebd thu h\u00fat 1500 W. Khi n\u00f3 t\u1eaft n\u00f3 \u1edf 0W.<\/li>\n<li><strong>C\u00e1c \u0110\u01b0\u1eddng Cong \u0110i\u1ec7n:<\/strong> N\u00f3 l\u00e0 m\u1ed9t c\u0103n nh\u00e0m ch\u00e1n, \u0111\u01b0\u1eddng \u0111\u1eb9p. \u0110\u00f3 l\u00e0 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c. N\u00f3 \u1ed5n \u0111\u1ecbnh.<\/li>\n<li><strong>T\u00e1c \u0110\u1ed9ng:<\/strong> N\u00f3 n\u01a1i <em>zero<\/em> c\u0103ng th\u1eb3ng v\u00e0o c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c. N\u00f3 l\u00e0 m\u1ed9t \"th\u00e2n thi\u1ec7n t\u1ea3i.\"<\/li>\n<\/ul>\n<p>Nh\u00e0 b\u1ebfp c\u1ee7a b\u1ea1n m\u1ea1ch <em>c\u00f3 th\u1ec3<\/em> x\u1eed l\u00fd n\u00e0y (\u0111\u1ebfn m\u1ed9t \u0111i\u1ec3m). V\u00e0 \u0111\u00f3 l\u00e0 \"kh\u00e1 t\u1ed1t\" c\u1ea3m th\u1ea5y th\u1ebf n\u00e0o? \u0110\u00f3 l\u00e0 \u0111\u1eadp v\u1ee1 <em>nhi\u1ec7t ch\u1eadm tr\u1ec5<\/em>. N\u00f3 s\u1ebd cho b\u1ea1n k\u00e9o 20 tr\u00ean m\u1ed9t 16 m\u1ea1ch <em>trong v\u00e0i ph\u00fat<\/em> tr\u01b0\u1edbc khi n\u00f3 b\u1ecb n\u00f3ng qu\u00e1 \u0111\u1ee7 cho chuy\u1ebfn \u0111i. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ecf qua <em>ng\u1eafn g\u1ecdn<\/em>nh\u1ecf qu\u00e1 t\u1ea3i.<\/p>\n<h2>2. C\u00e1c \"m\u1ea1ng L\u01b0\u1edbi b\u1eaft N\u1ea1t\": B\u1ea1n 800 W \u0110i\u1ec1u h\u00f2a kh\u00f4ng Kh\u00ed<\/h2>\n<p>B\u00e2y gi\u1edd, c\u00e1c AC. \u0110\u00f3 800 W \u0111\u00e1nh gi\u00e1? N\u00f3 l\u00e0 m\u1ed9t \"l\u1eddi n\u00f3i d\u1ed1i.\"<\/p>\n<p>V\u00e2ng, n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t <em>n\u00f3i d\u1ed1i<\/em>nh\u01b0ng n\u00f3 ch\u1ec9 l\u00e0 <em>ph\u1ea7n<\/em> c\u1ee7a s\u1ef1 th\u1eadt. \u0110\u00f3 l\u00e0 nh\u1eefng <strong>T\u1ea3i \u0110ang Ch\u1ea1y<\/strong>. N\u00f3 l\u00e0 ngu\u1ed3n AC, s\u1eed d\u1ee5ng <em>sau<\/em> n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c v\u00e0 ch\u1ea1y.<\/p>\n<p>Nh\u01b0ng m\u1ed9t AC kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \"ngu ng\u1ed1c\" n\u00f3ng. N\u00f3 l\u00e0 m\u1ed9t <strong>N\u1ea1p T\u1ea3i<\/strong>. N\u00f3 c\u00f3 m\u1ed9t <strong>m\u00e1y n\u00e9n<\/strong>\u0111\u00f3 l\u00e0 m\u1ed9t ng\u01b0\u1eddi m\u1ea1nh m\u1ebd <strong>\u0111\u1ed9ng c\u01a1<\/strong>.<\/p>\n<p>V\u00e0 \u0111\u1ed9ng c\u01a1, ng\u01b0\u1eddi b\u1ea1n c\u1ee7a t\u00f4i c\u00f3 m\u1ed9t b\u00ed m\u1eadt t\u1ed1i.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u00ed m\u1eadt <strong>S\u1ef1 X\u00e2m Nh\u1eadp Hi\u1ec7n T\u1ea1i<\/strong>hay h\u01a1n v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, \"c\u00e1nh Qu\u1ea1t b\u1ecb Kh\u00f3a \u0110i\u1ec7n\" (LRA).<\/p>\n<ul>\n<li><strong>V\u1ea5n \u0110\u1ec1 L\u00e0:<\/strong> M\u1ed9t \u0111\u1ed9ng c\u01a1 \u1edf ph\u1ea7n c\u00f2n l\u1ea1i (0 v\u00f2ng \/ ph\u00fat) l\u00e0 nh\u01b0 m\u1ed9t ng\u01b0\u1eddi ch\u1ebft ng\u1eafn. Ngay l\u1eadp t\u1ee9c b\u1ea1n n\u00f3i cho n\u00f3 <em>b\u1eaft \u0111\u1ea7u<\/em>n\u00f3 c\u1ea7n m\u1ed9t <em>l\u1edbn<\/em> kick n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 v\u01b0\u1ee3t qua qu\u00e1n t\u00ednh v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c quay.<\/li>\n<li><strong>Nh\u1eefng Con S\u1ed1:<\/strong> \u0110\u00f3 800 W t\u1ea3i \u0111ang ch\u1ea1y? \u0110\u00f3 l\u00e0 \"qu\u1ef7 s\u1ee9\" l\u00fac kh\u1edfi \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c <strong>3 \u0111\u1ebfn 8 l\u1ea7n<\/strong> n\u00f3 ch\u1ea1y hi\u1ec7n t\u1ea1i.<\/li>\n<li><strong>C\u00e1c To\u00e1n H\u1ecdc:<\/strong> B\u1ea1n \"800 W angel\" (m\u00e0 r\u00fat ra ~l\u00e0 3,6 M\u1ed9t tr\u00ean m\u1ed9t 220 d\u00f2ng) c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t <strong>4,000-watt \"qu\u1ef7 s\u1ee9\"<\/strong> (v\u1ebd ~18) cho \u0111\u1ea7u ti\u00ean 0.5 \u0111\u1ebfn 1 th\u1ee9 hai c\u1ee7a cu\u1ed9c s\u1ed1ng c\u1ee7a n\u00f3.<\/li>\n<\/ul>\n<p>\u0110\u00e2y l\u00e0 \"k\u1ebb b\u1eaft n\u1ea1t\" trong h\u00e0nh \u0111\u1ed9ng.<\/p>\n<h2>3. \"\u0110\u00e8n nh\u1ea5p Nh\u00e1y\" Hi\u1ec7u \u1ee9ng (V\u00e0 t\u1ea1i Sao M\u00c1Y t\u00ednh c\u1ee7a B\u1ea1n Gh\u00e9t N\u00f3)<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-19791\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain.webp\" alt=\"The Lights Flicker Effect: AC's Inrush &amp; Your Electronics' Pain\" width=\"800\" height=\"800\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-12x12.webp 12w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-Lights-Flicker-Effect-ACs-Inrush-Your-Electronics-Pain-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>B\u00e2y gi\u1edd ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y <em>b\u1ea5t<\/em> v\u1ea5n \u0111\u1ec1.<\/p>\n<p>B\u1ea1n kh\u00f4ng c\u00f3 m\u1ed9t 800 W AC v\u00e0 m\u1ed9t 400 M\u00c1Y t\u00ednh tr\u00ean c\u00f9ng m\u1ed9t m\u1ea1ch.<br \/>\nB\u1ea1n c\u00f3 m\u1ed9t <strong>4,000 W L\u01b0\u1edbi B\u1eaft N\u1ea1t<\/strong> v\u00e0 m\u1ed9t <strong>400 Nh\u1ea1y c\u1ea3m N\u1ea1n nh\u00e2n<\/strong> tr\u00ean c\u00f9ng m\u1ed9t m\u1ea1ch.<\/p>\n<p>\u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec s\u1ebd x\u1ea3y ra m\u1ed7i 15 ph\u00fat khi AC nhi\u1ec7t \u0111\u00e1 n\u00e9n v\u00e0o:<\/p>\n<ol>\n<li><strong>\"\u0110\u00e1\":<\/strong> C\u00e1c 800 W AC n\u00e9n <em>y\u00eau c\u1ea7u<\/em> 4,000 W c\u1ee7a \u0111i\u1ec7n t\u1eeb d\u00f2ng. <strong>B\u00ean ph\u1ea3i. Ngay b\u00e2y gi\u1edd.<\/strong><\/li>\n<li><strong>\u0110i\u1ec7n \u00c1p \"Nh\u00fang\":<\/strong> C\u00e1c m\u1ea1ch <em>kh\u00f4ng th\u1ec3<\/em> cung c\u1ea5p n\u00e0y ngay l\u1eadp t\u1ee9c, nhu c\u1ea7u l\u1edbn m\u00e0 kh\u00f4ng c\u00f3 m\u1ed9t cu\u1ed9c \u0111\u1ea5u tranh. Nh\u1eefng \"k\u1ebb b\u1eaft n\u1ea1t\" sucks t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec7n \"kh\u00f4ng\" ra kh\u1ecfi ph\u00f2ng. C\u00e1c \u00e1p tr\u00ean <em>to\u00e0n b\u1ed9 m\u1ea1ch<\/em> t\u1ee5t xu\u1ed1ng cho m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a m\u1ed9t gi\u00e2y.<\/li>\n<li><strong>C\u00e1c \"Flicker\":<\/strong> \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n <em>xem<\/em>. \u0110\u00e8n m\u1edd cho m\u1ed9t n\u1eeda gi\u00e2y.<\/li>\n<li><strong>\"Crash\":<\/strong> \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n 400 PC <em>c\u1ea3m th\u1ea5y<\/em>. \u0110\u00f3 \u00e1p nh\u00fang l\u00e0 m\u1ed9t \"brownout\" c\u1ee7a n\u00f3 nh\u1ea1y c\u1ea3m cung c\u1ea5p \u0111i\u1ec7n. M\u00c1Y t\u00ednh th\u1ea5y n\u00f3 nh\u01b0 l\u00e0 m\u1ed9t th\u1ea3m h\u1ecda th\u1ea5t b\u1ea1i v\u00e0 quy\u1ec1n l\u1ef1c <strong>t\u1eaft \u0111i, kh\u1edfi \u0111\u1ed9ng l\u1ea1i, ho\u1eb7c h\u01b0 d\u1eef li\u1ec7u.<\/strong><\/li>\n<li><strong>C\u00e1c \"B\u00ecnh T\u0129nh\":<\/strong> M\u1ed9t gi\u00e2y sau \u0111\u00f3, nh\u1eefng m\u00e1y n\u00e9n l\u00e0 \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9. N\u00f3 \"\u0111i\" c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n, v\u00e0 t\u1ea3i c\u1ee7a n\u00f3 gi\u1ecdt tr\u1edf l\u1ea1i v\u1edbi m\u1ed9t \"th\u00e2n thi\u1ec7n\" 800 W. T\u1ea5t c\u1ea3 m\u1ecdi th\u1ee9 c\u00f3 v\u1ebb b\u00ecnh th\u01b0\u1eddng... cho \u0111\u1ebfn khi 15 ph\u00fat sau, khi l\u1eb7p l\u1ea1i chu k\u1ef3.<\/li>\n<\/ol>\n<blockquote><p><strong>Pro-\u0110\u1ea7u #1:<\/strong> \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t \"c\u00f3 th\u1ec3\". N\u00f3 l\u00e0 v\u1eadt l\u00fd. N\u00e0y, \"s\u1ef1 x\u00e2m nh\u1eadp\" c\u0169ng l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t b\u1ea9n th\u1ec9u hay kh\u00f4ng l\u00e0 AC <em>t\u1ed3i t\u1ec7 h\u01a1n<\/em>. N\u1ebfu c\u00e1c m\u00e1y n\u00e9n \u0111\u1ea5u tranh, n\u00f3 v\u1eabn \u1edf \u0111\u00f3 cao \"-v\u1ebd\" cho nh\u00e0 n\u01b0\u1edbc, <em>c\u00f2n<\/em>t\u1ea1o ra nhi\u1ec1u nhi\u1ec7t, v\u00e0 c\u0103ng th\u1eb3ng.<\/p><\/blockquote>\n<h2>4. Nh\u1eefng c\u00e2u Chuy\u1ec7n kinh D\u1ecb: t\u1ea1i Sao \u0111i\u1ec1u N\u00e0y L\u00e0 m\u1ed9t m\u1ed1i Nguy hi\u1ec3m Ch\u00e1y<\/h2>\n<p>\"\u0110\u01b0\u1ee3c r\u1ed3i\", c\u00e1c b\u1ea1n n\u00f3i \"v\u1eady M\u00c1Y t\u00ednh c\u1ee7a t\u00f4i s\u1ebd s\u1ee5p \u0111\u1ed5. T\u00f4i s\u1ebd ch\u1ec9 \u0111\u01b0a c\u00e1c M\u00c1Y t\u00ednh trong ph\u00f2ng kh\u00e1c. Nh\u01b0ng AC ch\u00ednh n\u00f3 l\u00e0 'ch\u1ec9' 800 W. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ch\u00e1y nguy hi\u1ec3m, ph\u1ea3i kh\u00f4ng?\"<\/p>\n<p>Sai.<\/p>\n<p>\u0110\u00f3 l\u00e0 \"k\u1ebb b\u1eaft n\u1ea1t\" h\u00e0nh vi \u0111\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 tai n\u1ea1n Chi\u1ebfc. N\u00f3 <strong>tan c\u1eeda h\u00e0ng<\/strong>.<\/p>\n<p>T\u00f4i \u0111\u00e3 \u1edf m\u1ed9t cu\u1ed9c g\u1ecdi d\u1ecbch v\u1ee5 ch\u1ec9 c\u1ea7n cu\u1ed1i tu\u1ea7n. M\u1ed9t kh\u00e1ch h\u00e0ng c\u1ee7a AC \u0111\u01b0\u1ee3c c\u1eafm v\u00e0o m\u1ed9t th\u01b0\u1eddng xuy\u00ean t\u01b0\u1eddng <a href=\"https:\/\/test.viox.com\/vi\/uk-switch-and-socket\/\">outlet<\/a>. C\u00e1c c\u1eeda h\u00e0ng <em>\u0111\u1ed1t ch\u00e1y<\/em>. Kh\u00f4ng ph\u1ea3i l\u00e0 \"v\u1ea5p ng\u1eaft.\" N\u00f3 <em>\u0111\u1ed1t ch\u00e1y<\/em>.<\/p>\n<p>Khi t\u00f4i k\u00e9o c\u1eeda h\u00e0ng t\u1eeb ph\u00eda b\u1ee9c t\u01b0\u1eddng, \"tr\u1edf l\u1ea1i-\u0111\u00e2m\" trung l\u1eadp d\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1ch nhi\u1ec7t <strong>ho\u00e0n to\u00e0n b\u1ed1c h\u01a1i<\/strong> cho m\u1ed9t inch l\u00ean d\u00e2y. Nhi\u1ec7t t\u1eeb ng\u01b0\u1eddi li\u00ean t\u1ee5c \u0111i xe \u0111\u1ea1p c\u1ee7a r\u1eb1ng n\u00e9n, k\u00e9o l\u1edbn, <em>t\u1ea1i c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i<\/em>l\u00e0 cao nh\u01b0 v\u1eady m\u00e0 n\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 \u0111\u1ed1t nh\u1ef1a.<\/p>\n<p>T\u1ea1i sao anh kh\u00f4ng \u0111\u1eadp v\u1ee1 chuy\u1ebfn \u0111i? B\u1edfi v\u00ec \"c\u1ee7a k\u1ebb b\u1eaft n\u1ea1t\" 18 s\u1ef1 x\u00e2m nh\u1eadp \u0111\u01b0\u1ee3c <em>ch\u1ec9<\/em> d\u01b0\u1edbi 20 breaker gi\u1edbi h\u1ea1n, nh\u01b0ng <em>nhi\u1ec7t<\/em> n\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o ra \u1edf \u0111\u00f3, nh\u1ecf gi\u00e1 r\u1ebb \u0111i\u1ec3m k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c nhi\u1ec1u h\u01a1n nh\u1ef1a c\u00f3 th\u1ec3 x\u1eed l\u00fd.<\/p>\n<p>Ng\u1eaft \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 <em>d\u00e2y<\/em>. N\u00f3 l\u00e0 <strong>kh\u00f4ng<\/strong> b\u1ea3o v\u1ec7 gi\u00e1 50 cent <em>outlet<\/em> b\u1ea1n \u0111ang c\u1eafm v\u00e0o.<\/p>\n<blockquote><p><strong>Pro-\u0110\u1ea7u #2:<\/strong> M\u1ed9t chuy\u00ean m\u1ea1ch (v\u00e0 m\u1ed9t \u0111\u00fang, n\u1eb7ng c\u1eeda) \u0111\u1ea3m b\u1ea3o r\u1eb1ng nh\u1eefng <em>to\u00e0n b\u1ed9 \u0111\u01b0\u1eddng<\/em>\u2014t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 c\u1eafm\u2014\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u1eed l\u00fd \"qu\u1ef7 s\u1ee9\" s\u1ef1 x\u00e2m nh\u1eadp hi\u1ec7n t\u1ea1i, kh\u00f4ng ph\u1ea3i ch\u1ec9 c\u1ea7n \"thi\u00ean th\u1ea7n\" ch\u1ea1y hi\u1ec7n t\u1ea1i.<\/p><\/blockquote>\n<h2>K\u1ebft Lu\u1eadn: \"C\u00f4 L\u1eadp Di \u0110\u1ed9ng\"<\/h2>\n<p>V\u00ec v\u1eady, h\u00e3y quay tr\u1edf l\u1ea1i c\u1ee7a c\u00e2u h\u1ecfi.<\/p>\n<p>T\u1ea1i sao 800 W AC nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t ng\u01b0\u1eddi \"chuy\u00ean m\u1ea1ch\" trong khi 1500 W kh\u00f4ng kh\u00ed chi\u00ean kh\u00f4ng?<\/p>\n<ul>\n<li>C\u00e1c 1500 W \"th\u00e2n thi\u1ec7n\" kh\u00f4ng kh\u00ed chi\u00ean c\u00f3 th\u1ec3 <em>chia s\u1ebb<\/em> m\u1ed9t m\u1ea1ch b\u1edfi v\u00ec n\u00f3 ch\u01a1i \u0111\u1eb9p v\u1edbi nh\u1eefng ng\u01b0\u1eddi kh\u00e1c.<\/li>\n<li>C\u00e1c 800 W \"k\u1ebb b\u1eaft n\u1ea1t\" AC c\u1ea7n m\u1ed9t <strong>\"c\u00f4 l\u1eadp di \u0111\u1ed9ng\"<\/strong> (m\u1ed9t chuy\u00ean m\u1ea1ch) b\u1edfi v\u00ec n\u00f3 <strong>qu\u1ea5y, \u0111\u00f3i, v\u00e0 c\u00f3 th\u1ec3<\/strong> m\u1ed7i thi\u1ebft b\u1ecb kh\u00e1c m\u00e0 c\u1ed5 ph\u1ea7n c\u1ee7a d\u00f2ng.<\/li>\n<\/ul>\n<p>B\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 \"th\u01b0 gi\u00e3n\" AC c\u1ee7a b\u1ea1n. B\u1ea1n \u0111ang <em>c\u00e1ch ly<\/em> n\u00f3.<\/p>\n<p>B\u1ea1n \u0111ang \u0111\u1eb7t 4.000 W \"qu\u1ef7 s\u1ee9\" trong m\u00ecnh t\u1ebf b\u00e0o, v\u00ec v\u1eady, khi n\u00f3 \u1eadp, n\u00f3 ch\u1ec9 c\u00f3 th\u1ec3 nh\u1ea5p nh\u00e1y c\u1ee7a n\u00f3 <em>m\u00ecnh<\/em> \u0111\u00e8n v\u00e0 s\u1ef1 c\u0103ng th\u1eb3ng c\u1ee7a n\u00f3 <em>m\u00ecnh<\/em> n\u1eb7ng outlet\u2014v\u00e0 ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a ng\u00f4i nh\u00e0 c\u1ee7a b\u1ea1n (\u0111\u1eb7c bi\u1ec7t nh\u1ea1y c\u1ea3m c\u1ee7a b\u1ea1n m\u00e1y t\u00ednh) c\u00f3 th\u1ec3 s\u1ed1ng trong h\u00f2a b\u00ecnh.<\/p>\n<div id='gallery-1' class='gallery galleryid-19788 gallery-columns-3 gallery-size-full'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/vi\/?attachment_id=5578'><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch.webp\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM3-63-1-4P-1-63A-6kA-Electrical-MCB-Miniature-Circuit-Breaker-for-Distribution-Box-Switch-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/vi\/?attachment_id=5564'><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker.webp\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM65-63-1-4P-63A-6kA-Low-Voltage-MCB-Miniature-Circuit-Breaker-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/test.viox.com\/vi\/?attachment_id=5574'><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01.webp\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01-300x300.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01-150x150.webp 150w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01-768x768.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01-600x600.webp 600w, https:\/\/test.viox.com\/wp-content\/uploads\/2024\/09\/VIOX-VM6-63-1-4P-6kA-230_400V-6-63A-MCB01-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\n<p style=\"text-align: center;\"><a href=\"https:\/\/test.viox.com\/vi\/mcb\/\">VIOX Ng\u1eaft M\u1ea1ch c\u00e1c s\u1ea3n Ph\u1ea9m<\/a><\/p>\n<hr \/>\n<h2>K\u1ef9 Thu\u1eadt Ch\u00ednh X\u00e1c Ch\u00fa \u00dd<\/h2>\n<p><strong>Ti\u00eau Chu\u1ea9n V\u00e0 Ngu\u1ed3n Chi\u1ebfu:<\/strong> \u0110i\u1ec1u n\u00e0y d\u1ef1a tr\u00ean c\u01a1 b\u1ea3n \u0111i\u1ec7n nguy\u00ean t\u1eafc c\u1ee7a N\u1ea1p so Tr\u1edf v\u00f4 v\u00e0 s\u1ef1 x\u00e2m nh\u1eadp Hi\u1ec7n t\u1ea1i (LRA) trong \u0111\u1ed9ng c\u01a1, theo \u0111\u1ecbnh ngh\u0129a c\u1ee7a C\u1ea2M (\u0110i\u1ec7n Qu\u1ed1c gia nh\u00e0 s\u1ea3n Xu\u1ea5t Hi\u1ec7p h\u1ed9i) v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n v\u00e0o \u0111\u00e2u (\u0110i\u1ec7n Qu\u1ed1c gia M\u00e3) nguy\u00ean t\u1eafc.<\/p>\n<p><strong>T\u1eeb b\u1ecf:<\/strong> Lu\u00f4n lu\u00f4n l\u00e0m theo c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng \u0111i\u1ec7n m\u00e3. Trong h\u1ea7u h\u1ebft c\u00e1c n\u01b0\u1edbc (bao g\u1ed3m c\u1ea3 vi\u1ec7c CH\u00daNG ta \u0110\u01af\u1ee2C...), <em>t\u1ea5t c\u1ea3<\/em> c\u1ed1 \u0111\u1ecbnh-trong-n\u01a1i \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed y\u00eau c\u1ea7u m\u1ed9t chuy\u00ean m\u1ea1ch, b\u1ea5t k\u1ec3 c\u00f4ng su\u1ea5t.<\/p>\n<p><strong>K\u1ecbp Th\u1eddi Tuy\u00ean B\u1ed1:<\/strong> T\u1ea5t c\u1ea3 c\u00e1c b\u1ea3o v\u1ec7 nguy\u00ean t\u1eafc l\u00e0 ch\u00ednh x\u00e1c nh\u01b0 c\u1ee7a th\u00e1ng m\u01b0\u1eddi 2025.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>This question is a classic. It&#8217;s one of the most logical, &#8220;common sense&#8221; pieces of pushback an engineer like me ever hears: &#8220;This makes no sense. You&#8217;re telling me my tiny 800-watt air conditioner needs a whole dedicated circuit? &#8220;Right now, my 1500-watt air fryer, 1100-watt microwave, and 1000-watt kettle all share a circuit in [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19793,"comment_status":"closed","ping_status":"closed","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-19788","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\/19788","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=19788"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/19788\/revisions"}],"predecessor-version":[{"id":19792,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/19788\/revisions\/19792"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/19793"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=19788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=19788"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=19788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}