{"id":21237,"date":"2026-01-08T22:43:16","date_gmt":"2026-01-08T14:43:16","guid":{"rendered":"https:\/\/viox.com\/?p=21237"},"modified":"2026-01-08T22:43:18","modified_gmt":"2026-01-08T14:43:18","slug":"ats-troubleshooting-generator-wont-transfer","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/ats-troubleshooting-generator-wont-transfer\/","title":{"rendered":"H\u01b0\u1edbng D\u1eabn Kh\u1eafc Ph\u1ee5c S\u1ef1 C\u1ed1 ATS: T\u1ea1i Sao C\u00f4ng T\u1eafc Chuy\u1ec3n Ngu\u1ed3n T\u1ef1 \u0110\u1ed9ng C\u1ee7a B\u1ea1n Kh\u00f4ng Chuy\u1ec3n Sang M\u00e1y Ph\u00e1t \u0110i\u1ec7n"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>Gi\u1edbi thi\u1ec7u: T\u00ecm hi\u1ec3u v\u1ec1 Chu\u1ed7i Chuy\u1ec3n M\u1ea1ch ATS<\/h2>\n<p>Khi c\u01a1 s\u1edf c\u1ee7a b\u1ea1n m\u1ea5t \u0111i\u1ec7n v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n d\u1ef1 ph\u00f2ng kh\u1edfi \u0111\u1ed9ng \u1ea7m \u0129 nh\u01b0ng kh\u00f4ng c\u00f3 g\u00ec x\u1ea3y ra, v\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf \u0111\u00e2u \u0111\u00f3 trong tr\u00ecnh t\u1ef1 chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng (ATS). Hi\u1ec3u r\u00f5 chu\u1ed7i n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 nhanh ch\u00f3ng.<\/p>\n<p>M\u1ecdi ATS \u0111\u1ec1u tu\u00e2n theo quy tr\u00ecnh b\u1ed1n giai \u0111o\u1ea1n c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c:<\/p>\n<ol>\n<li><strong>Ph\u00e1t hi\u1ec7n<\/strong> \u2013 B\u1ed9 \u0111i\u1ec1u khi\u1ec3n gi\u00e1m s\u00e1t \u0111i\u1ec7n \u00e1p ngu\u1ed3n v\u00e0 nh\u1eadn bi\u1ebft s\u1ef1 c\u1ed1 m\u1ea5t \u0111i\u1ec7n<\/li>\n<li><strong>T\u00edn hi\u1ec7u<\/strong> \u2013 ATS g\u1eedi l\u1ec7nh kh\u1edfi \u0111\u1ed9ng \u0111\u1ebfn m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/li>\n<li><strong>C\u1ea3m nh\u1eadn<\/strong> \u2013 B\u1ed9 \u0111i\u1ec1u khi\u1ec3n x\u00e1c minh \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh<\/li>\n<li><strong>Chuy\u1ec3n m\u1ea1ch<\/strong> \u2013 C\u00f4ng t\u1eafc c\u01a1 h\u1ecdc k\u1ebft n\u1ed1i v\u1eadt l\u00fd t\u1ea3i v\u1edbi ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/li>\n<\/ol>\n<p>Khi ATS c\u1ee7a b\u1ea1n kh\u00f4ng chuy\u1ec3n sang ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n, s\u1ef1 c\u1ed1 x\u1ea3y ra \u1edf m\u1ed9t trong c\u00e1c giai \u0111o\u1ea1n n\u00e0y. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ecb tr\u00ed chu\u1ed7i b\u1ecb \u0111\u1ee9t\u2014v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c n\u00f3.<\/p>\n<figure style=\"margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Open-VIOX-automatic-transfer-switch-enclosure-showing-dual-bus-bars-LED-control-panel-and-mechanical-switching-mechanism-for-backup-power-systems.webp\" alt=\"Open VIOX automatic transfer switch enclosure showing dual bus bars, LED control panel, and mechanical switching mechanism for backup power systems\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 5px; font-size: 0.9em;\">H\u00ecnh 1: H\u00ecnh \u1ea3nh b\u00ean trong c\u1ee7a v\u1ecf b\u1ecdc chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng VIOX cho th\u1ea5y c\u00e1c thanh c\u00e1i k\u00e9p, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u01a1 ch\u1ebf chuy\u1ec3n m\u1ea1ch c\u01a1 h\u1ecdc.<\/figcaption><\/figure>\n<h2>Giai \u0111o\u1ea1n 1: Ki\u1ec3m tra \u201cL\u1ed7i Ng\u01b0\u1eddi d\u00f9ng\u201d<\/h2>\n<p>Tr\u01b0\u1edbc khi th\u00e1o d\u1ee1 thi\u1ebft b\u1ecb ho\u1eb7c g\u1ecdi d\u1ecbch v\u1ee5, h\u00e3y lo\u1ea1i b\u1ecf nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t\u2014v\u00e0 \u0111\u00e1ng x\u1ea5u h\u1ed5 nh\u1ea5t\u2014chi\u1ebfm g\u1ea7n 40% t\u1ed5ng s\u1ed1 \u201cl\u1ed7i ATS\u201d.\u201d<\/p>\n<h3>Ch\u1ebf \u0111\u1ed9 T\u1ef1 \u0111\u1ed9ng so v\u1edbi Ch\u1ebf \u0111\u1ed9 Th\u1ee7 c\u00f4ng<\/h3>\n<p>Nguy\u00ean nh\u00e2n th\u01b0\u1eddng xuy\u00ean nh\u1ea5t g\u00e2y ra \u201cl\u1ed7i\u201d chuy\u1ec3n m\u1ea1ch l\u00e0 c\u00f4ng t\u1eafc ch\u1ecdn \u1edf sai v\u1ecb tr\u00ed. Ki\u1ec3m tra b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ATS c\u1ee7a b\u1ea1n:<\/p>\n<ul>\n<li><strong>Ch\u1ebf \u0111\u1ed9 T\u1ef0 \u0110\u1ed8NG<\/strong> \u2013 B\u1eaft bu\u1ed9c \u0111\u1ec3 v\u1eadn h\u00e0nh t\u1ef1 \u0111\u1ed9ng<\/li>\n<li><strong>Ch\u1ebf \u0111\u1ed9 TH\u1ee6 C\u00d4NG<\/strong> \u2013 M\u00e1y ph\u00e1t \u0111i\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng v\u00e0 chuy\u1ec3n m\u1ea1ch th\u1ee7 c\u00f4ng<\/li>\n<li><strong>Ch\u1ebf \u0111\u1ed9 T\u1eaeT<\/strong> \u2013 H\u1ec7 th\u1ed1ng ho\u00e0n to\u00e0n b\u1ecb v\u00f4 hi\u1ec7u h\u00f3a<\/li>\n<li><strong>Th\u1ebb Kh\u00f3a<\/strong> \u2013 Kh\u00f3a v\u1eadt l\u00fd ng\u0103n ch\u1eb7n ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng t\u1eafc<\/li>\n<\/ul>\n<p>N\u1ebfu ai \u0111\u00f3 \u0111\u00e3 th\u1ef1c hi\u1ec7n b\u1ea3o tr\u00ec ho\u1eb7c ki\u1ec3m tra, c\u00f4ng t\u1eafc c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb \u0111\u1ec3 \u1edf ch\u1ebf \u0111\u1ed9 TH\u1ee6 C\u00d4NG ho\u1eb7c T\u1eaeT. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 c\u1ed1\u2014\u0111\u00f3 l\u00e0 l\u1ed7i c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh.<\/p>\n<h3>M\u00e3 L\u1ed7i v\u00e0 \u0110\u00e8n B\u00e1o<\/h3>\n<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS hi\u1ec7n \u0111\u1ea1i hi\u1ec3n th\u1ecb m\u00e3 l\u1ed7i cho bi\u1ebft ch\u00ednh x\u00e1c v\u1ea5n \u0111\u1ec1. C\u00e1c ch\u1ec9 b\u00e1o l\u1ed7i ATS VIOX ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Ch\u1ec9 \u00c1nh S\u00e1ng<\/th>\n<th>\u00dd ngh\u0129a<\/th>\n<th>H\u00e0nh \u0111\u1ed9ng c\u1ea7n thi\u1ebft<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Qu\u00e1 \u00e1p<\/strong> (\u0110\u1ecf)<\/td>\n<td>\u0110i\u1ec7n \u00e1p m\u00e1y ph\u00e1t \u0111i\u1ec7n &gt;110% \u0111\u1ecbnh m\u1ee9c<\/td>\n<td>Ki\u1ec3m tra c\u00e0i \u0111\u1eb7t AVR<\/td>\n<\/tr>\n<tr>\n<td><strong>D\u01b0\u1edbi \u00e1p<\/strong> (\u0110\u1ecf)<\/td>\n<td>Ngu\u1ed3n ho\u1eb7c m\u00e1y ph\u00e1t \u0111i\u1ec7n &lt;70% \u0111\u1ecbnh m\u1ee9c<\/td>\n<td>X\u00e1c minh ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ea5t Pha<\/strong> (\u0110\u1ecf)<\/td>\n<td>M\u1ea5t pha tr\u00ean h\u1ec7 th\u1ed1ng 3 pha<\/td>\n<td>Ki\u1ec3m tra d\u00e2y\/c\u1ea7u dao<\/td>\n<\/tr>\n<tr>\n<td><strong>L\u1ed7i T\u1ea7n S\u1ed1<\/strong> (V\u00e0ng)<\/td>\n<td>T\u1ea7n s\u1ed1 m\u00e1y ph\u00e1t \u0111i\u1ec7n n\u1eb1m ngo\u00e0i ph\u1ea1m vi<\/td>\n<td>\u0110i\u1ec1u ch\u1ec9nh b\u1ed9 \u0111i\u1ec1u t\u1ed1c<\/td>\n<\/tr>\n<tr>\n<td><strong>L\u1ed7i B\u1ed9 \u0110i\u1ec1u Khi\u1ec3n<\/strong> (\u0110\u1ecf)<\/td>\n<td>L\u1ed7i \u0111i\u1ec1u khi\u1ec3n b\u00ean trong<\/td>\n<td>Thay th\u1ebf b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/td>\n<\/tr>\n<tr>\n<td><strong>Ngu\u1ed3n \u0110i\u1ec7n B\u00ecnh Th\u01b0\u1eddng<\/strong> (Xanh l\u00e1 c\u00e2y)<\/td>\n<td>C\u00f3 ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi<\/td>\n<td>H\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Tham kh\u1ea3o <a href=\"https:\/\/test.viox.com\/vi\/stop-backup-power-failure-the-engineers-3-step-guide-to-automatic-transfer-switch-selection\/\">H\u01b0\u1edbng d\u1eabn ch\u1ecdn ATS<\/a> \u0111\u1ec3 bi\u1ebft c\u00e1ch di\u1ec5n gi\u1ea3i m\u00e3 l\u1ed7i c\u1ee5 th\u1ec3 cho t\u1eebng ki\u1ec3u m\u00e1y.<\/p>\n<h3>Ki\u1ec3m Tra Tr\u1ef1c Quan Nhanh Ch\u00f3ng<\/h3>\n<p>Tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ch\u1ea9n \u0111o\u00e1n k\u1ef9 thu\u1eadt:<\/p>\n<ul>\n<li><strong>Ki\u1ec3m tra t\u1ea5t c\u1ea3 c\u00e1c c\u1ea7u dao<\/strong> \u2013 C\u1ea3 trong ATS v\u00e0 t\u1ea1i m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/li>\n<li><strong>X\u00e1c minh \u0111i\u1ec7n \u00e1p \u1eafc quy<\/strong> \u2013 \u1eaec quy kh\u1edfi \u0111\u1ed9ng m\u00e1y ph\u00e1t \u0111i\u1ec7n ph\u1ea3i \u0111\u1ecdc 12,5-13,8V DC<\/li>\n<li><strong>T\u00ecm ki\u1ebfm c\u00e1c h\u01b0 h\u1ecfng r\u00f5 r\u00e0ng<\/strong> \u2013 C\u00e1c th\u00e0nh ph\u1ea7n b\u1ecb ch\u00e1y, n\u01b0\u1edbc x\u00e2m nh\u1eadp, d\u00e2y l\u1ecfng l\u1ebbo<\/li>\n<li><strong>Ki\u1ec3m tra m\u1ea1ch s\u1ea1c \u1eafc quy<\/strong> \u2013 Nhi\u1ec1u m\u00e1y ph\u00e1t \u0111i\u1ec7n c\u00f3 \u0111\u1ea7u v\u00e0o b\u1ed9 s\u1ea1c 120V chuy\u00ean d\u1ee5ng<\/li>\n<\/ul>\n<h2>Giai \u0111o\u1ea1n 2: M\u00e1y Ph\u00e1t \u0110i\u1ec7n Kh\u00f4ng Kh\u1edfi \u0110\u1ed9ng (T\u00edn Hi\u1ec7u Kh\u1edfi \u0110\u1ed9ng 2 D\u00e2y)<\/h2>\n<figure style=\"margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-wiring-diagram-of-ATS-2-wire-start-circuit-showing-terminal-connections-between-transfer-switch-controller-and-generator-start-relay.webp\" alt=\"Technical wiring diagram of ATS 2-wire start circuit showing terminal connections between transfer switch controller and generator start relay\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 5px; font-size: 0.9em;\">H\u00ecnh 2: S\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y c\u1ee7a m\u1ea1ch kh\u1edfi \u0111\u1ed9ng 2 d\u00e2y gi\u1eefa b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS (Ch\u00e2n 194\/23) v\u00e0 r\u01a1 le kh\u1edfi \u0111\u1ed9ng m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/figcaption><\/figure>\n<h3>T\u00ecm hi\u1ec3u v\u1ec1 H\u1ec7 th\u1ed1ng Kh\u1edfi \u0111\u1ed9ng 2 D\u00e2y<\/h3>\n<p>H\u1ea7u h\u1ebft c\u00e1c m\u00e1y ph\u00e1t \u0111i\u1ec7n d\u1ef1 ph\u00f2ng s\u1eed d\u1ee5ng m\u1ed9t <strong>ti\u1ebfp \u0111i\u1ec3m kh\u00f4 \u0111\u01a1n gi\u1ea3n<\/strong> \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng. B\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS cung c\u1ea5p hai d\u00e2y:<\/p>\n<ul>\n<li><strong>D\u00e2y 194<\/strong> \u2013 12V DC d\u01b0\u01a1ng (li\u00ean t\u1ee5c khi \u1edf ch\u1ebf \u0111\u1ed9 AUTO)<\/li>\n<li><strong>D\u00e2y 23<\/strong> \u2013 T\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n (n\u1ed1i \u0111\u1ea5t \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng chuy\u1ec3n m\u1ea1ch)<\/li>\n<\/ul>\n<p>Khi ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi b\u1ecb m\u1ea5t, ATS n\u1ed1i \u0111\u1ea5t d\u00e2y 23 v\u1edbi \u0111\u1ea5t chung c\u1ee7a m\u00e1y ph\u00e1t \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y ho\u00e0n th\u00e0nh m\u1ea1ch kh\u1edfi \u0111\u1ed9ng v\u00e0 b\u00e1o hi\u1ec7u cho m\u00e1y ph\u00e1t \u0111i\u1ec7n quay.<\/p>\n<p>\u0110\u1ec3 bi\u1ebft th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ea5u d\u00e2y chi ti\u1ebft, h\u00e3y xem <a href=\"https:\/\/test.viox.com\/vi\/hybrid-inverter-ats-wiring-guide-2-wire-start-neutral-bonding\/\">H\u01b0\u1edbng d\u1eabn \u0111\u1ea5u d\u00e2y ATS bi\u1ebfn t\u1ea7n Hybrid<\/a>.<\/p>\n<h3>Quy tr\u00ecnh ch\u1ea9n \u0111o\u00e1n<\/h3>\n<p><strong>C\u00e1c c\u00f4ng c\u1ee5 c\u1ea7n thi\u1ebft:<\/strong> \u0110\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng k\u1ef9 thu\u1eadt s\u1ed1, tua v\u00edt c\u00e1ch \u0111i\u1ec7n<\/p>\n<p><strong>B\u01b0\u1edbc 1: X\u00e1c minh ngu\u1ed3n \u0111i\u1ec1u khi\u1ec3n<\/strong><\/p>\n<ul>\n<li>\u0110\u1eb7t \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u1edf \u0111i\u1ec7n \u00e1p DC<\/li>\n<li>\u0110o gi\u1eefa \u0111\u1ea7u cu\u1ed1i 194 (t\u1ea1i ATS) v\u00e0 \u0111\u1ea5t<\/li>\n<li><strong>Gi\u00e1 tr\u1ecb \u0111\u1ecdc d\u1ef1 ki\u1ebfn:<\/strong> 12-14V DC<\/li>\n<li><strong>N\u1ebfu 0V:<\/strong> Ki\u1ec3m tra c\u1ea7u ch\u00ec \u0111i\u1ec1u khi\u1ec3n 7.5A, x\u00e1c minh k\u1ebft n\u1ed1i pin<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 2: Ki\u1ec3m tra t\u00edn hi\u1ec7u kh\u1edfi \u0111\u1ed9ng<\/strong><\/p>\n<ul>\n<li>M\u00f4 ph\u1ecfng m\u1ea5t \u0111i\u1ec7n (t\u1eaft c\u1ea7u dao \u0111i\u1ec7n l\u01b0\u1edbi)<\/li>\n<li>Ch\u1edd h\u1ebft Th\u1eddi gian tr\u1ec5 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 (TDES)<\/li>\n<li>\u0110o gi\u1eefa \u0111\u1ea7u cu\u1ed1i 23 v\u00e0 \u0111\u1ea5t<\/li>\n<li><strong>Gi\u00e1 tr\u1ecb \u0111\u1ecdc d\u1ef1 ki\u1ebfn:<\/strong> 0V (t\u00edn hi\u1ec7u n\u1ed1i \u0111\u1ea5t) ho\u1eb7c 12V (t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i h\u1ec7 th\u1ed1ng)<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 3: Ki\u1ec3m tra kh\u1edfi \u0111\u1ed9ng th\u1ee7 c\u00f4ng<\/strong><\/p>\n<ul>\n<li>T\u1ea1i b\u1ea3ng \u0111\u1ea7u cu\u1ed1i m\u00e1y ph\u00e1t \u0111i\u1ec7n, t\u1ea1m th\u1eddi n\u1ed1i t\u1eaft hai d\u00e2y kh\u1edfi \u0111\u1ed9ng v\u1edbi nhau<\/li>\n<li>M\u00e1y ph\u00e1t \u0111i\u1ec7n s\u1ebd quay ngay l\u1eadp t\u1ee9c<\/li>\n<li><strong>N\u1ebfu n\u00f3 kh\u1edfi \u0111\u1ed9ng:<\/strong> S\u1ef1 c\u1ed1 n\u1eb1m \u1edf t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n ATS<\/li>\n<li><strong>N\u1ebfu n\u00f3 kh\u00f4ng kh\u1edfi \u0111\u1ed9ng:<\/strong> S\u1ef1 c\u1ed1 n\u1eb1m \u1edf \u0111i\u1ec1u khi\u1ec3n m\u00e1y ph\u00e1t \u0111i\u1ec7n ho\u1eb7c \u0111\u1ed9ng c\u01a1<\/li>\n<\/ul>\n<h3>C\u00e1c l\u1ed7i kh\u1edfi \u0111\u1ed9ng 2 d\u00e2y th\u01b0\u1eddng g\u1eb7p<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Tri\u1ec7u ch\u1ee9ng<\/th>\n<th>Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3<\/th>\n<th>Gi\u1ea3i ph\u00e1p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kh\u00f4ng c\u00f3 \u0111i\u1ec7n \u00e1p tr\u00ean 194<\/td>\n<td>\u0110\u1ee9t c\u1ea7u ch\u00ec, h\u1ebft pin, \u0111\u1ea5u d\u00e2y k\u00e9m<\/td>\n<td>Ki\u1ec3m tra c\u1ea7u ch\u00ec F1 (7.5A), ki\u1ec3m tra pin<\/td>\n<\/tr>\n<tr>\n<td>194 c\u00f3 \u0111i\u1ec7n \u00e1p nh\u01b0ng kh\u00f4ng kh\u1edfi \u0111\u1ed9ng<\/td>\n<td>D\u00e2y 23 kh\u00f4ng n\u1ed1i \u0111\u1ea5t<\/td>\n<td>Thay th\u1ebf b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ATS<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1edfi \u0111\u1ed9ng kh\u00f4ng li\u00ean t\u1ee5c<\/td>\n<td>M\u1ea5t k\u1ebft n\u1ed1i<\/td>\n<td>Si\u1ebft l\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c k\u1ebft n\u1ed1i theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/td>\n<\/tr>\n<tr>\n<td>M\u00e1y ph\u00e1t \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng r\u1ed3i d\u1eebng<\/td>\n<td>Ph\u00e2n c\u1ef1c \u0111\u1ea5u d\u00e2y kh\u00f4ng ch\u00ednh x\u00e1c<\/td>\n<td>X\u00e1c minh c\u1ea5u h\u00ecnh kh\u1edfi \u0111\u1ed9ng 2 d\u00e2y<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Hi\u1ec3u bi\u1ebft <a href=\"https:\/\/test.viox.com\/vi\/stop-wiring-failures-the-engineers-guide-to-dry-vs-wet-contacts\/\">ti\u1ebfp \u0111i\u1ec3m kh\u00f4 so v\u1edbi ti\u1ebfp \u0111i\u1ec3m \u01b0\u1edbt<\/a> l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e0i \u0111\u1eb7t v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ATS \u0111\u00fang c\u00e1ch.<\/p>\n<h2>Giai \u0111o\u1ea1n 3: M\u00e1y ph\u00e1t \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng nh\u01b0ng ATS kh\u00f4ng chuy\u1ec3n m\u1ea1ch<\/h2>\n<p>\u0110\u00e2y l\u00e0 t\u00ecnh hu\u1ed1ng kh\u00f3 ch\u1ecbu nh\u1ea5t: m\u00e1y ph\u00e1t \u0111i\u1ec7n \u0111ang ch\u1ea1y ho\u00e0n h\u1ea3o, t\u1ea1o ra \u0111i\u1ec7n\u2014nh\u01b0ng ATS t\u1eeb ch\u1ed1i chuy\u1ec3n t\u1ea3i. Th\u1ee7 ph\u1ea1m h\u1ea7u nh\u01b0 lu\u00f4n l\u00e0 <strong>c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p ho\u1eb7c t\u1ea7n s\u1ed1<\/strong>.<\/p>\n<h3>C\u01a1 ch\u1ebf b\u1ea3o v\u1ec7 \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1<\/h3>\n<p>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS bao g\u1ed3m logic b\u1ea3o v\u1ec7 \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c chuy\u1ec3n sang ngu\u1ed3n \u0111i\u1ec7n m\u00e1y ph\u00e1t \u0111i\u1ec7n kh\u00f4ng \u1ed5n \u0111\u1ecbnh. B\u1ed9 \u0111i\u1ec1u khi\u1ec3n li\u00ean t\u1ee5c theo d\u00f5i:<\/p>\n<p><strong>C\u00e1c ng\u01b0\u1ee1ng ch\u1ea5p nh\u1eadn \u0111i\u1ec7n \u00e1p:<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Th\u00f4ng s\u1ed1 \u0111i\u1ec7n \u00e1p<\/th>\n<th>Ph\u1ea1m vi \u0111i\u1ec3n h\u00ecnh<\/th>\n<th>Ghi ch\u00fa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Gi\u00e1 tr\u1ecb t\u1ed1i thi\u1ec3u<\/strong><\/td>\n<td>85-90% danh \u0111\u1ecbnh<\/td>\n<td>Qu\u00e1 th\u1ea5p = s\u1ebd kh\u00f4ng chuy\u1ec3n m\u1ea1ch<\/td>\n<\/tr>\n<tr>\n<td><strong>Gi\u00e1 tr\u1ecb t\u1ed1i \u0111a<\/strong><\/td>\n<td>110-115% danh \u0111\u1ecbnh<\/td>\n<td>Qu\u00e1 cao = s\u1ebd kh\u00f4ng chuy\u1ec3n m\u1ea1ch<\/td>\n<\/tr>\n<tr>\n<td><strong>Ng\u01b0\u1ee1ng chuy\u1ec3n m\u1ea1ch<\/strong><\/td>\n<td>90-95% danh \u0111\u1ecbnh<\/td>\n<td>Y\u00eau c\u1ea7u ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<tr>\n<td><strong>C\u00e2n b\u1eb1ng pha<\/strong><\/td>\n<td>Trong ph\u1ea1m vi 10V (3 pha)<\/td>\n<td>Ng\u0103n ch\u1eb7n ho\u1ea1t \u0111\u1ed9ng m\u1ed9t pha<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Kho\u1ea3ng Ch\u1ea5p Nh\u1eadn T\u1ea7n S\u1ed1:<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>H\u1ec7 th\u1ed1ng<\/th>\n<th>Ph\u1ea1m vi Ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c<\/th>\n<th>Ghi ch\u00fa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>H\u1ec7 th\u1ed1ng 60 Hz<\/strong><\/td>\n<td>58-62 Hz<\/td>\n<td>Y\u00eau c\u1ea7u \u0111i\u1ec1u ch\u1ec9nh b\u1ed9 \u0111i\u1ec1u t\u1ed1c<\/td>\n<\/tr>\n<tr>\n<td><strong>H\u1ec7 th\u1ed1ng 50 Hz<\/strong><\/td>\n<td>48-52 Hz<\/td>\n<td>Ph\u1ed5 bi\u1ebfn b\u00ean ngo\u00e0i B\u1eafc M\u1ef9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>T\u00ecnh hu\u1ed1ng v\u00ed d\u1ee5:<\/strong> Nh\u00e3n m\u00e1y ph\u00e1t c\u1ee7a b\u1ea1n ghi 240V, nh\u01b0ng \u0111i\u1ec7n \u00e1p \u0111\u1ea7u ra t\u1ea1i c\u00e1c \u0111\u1ea7u n\u1ed1i ATS ch\u1ec9 \u0111o \u0111\u01b0\u1ee3c 190V khi ch\u1ea1y kh\u00f4ng t\u1ea3i. B\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS coi \u0111\u00e2y l\u00e0 ngu\u1ed3n \u0111i\u1ec7n kh\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1eeb ch\u1ed1i chuy\u1ec3n m\u1ea1ch, m\u1eb7c d\u00f9 m\u00e1y ph\u00e1t \u201cnghe c\u00f3 v\u1ebb \u1ed5n\u201d.\u201d<\/p>\n<h3>Quy tr\u00ecnh ch\u1ea9n \u0111o\u00e1n<\/h3>\n<p><strong>B\u01b0\u1edbc 1: \u0110o \u0110i\u1ec7n \u00c1p \u0110\u1ea7u Ra M\u00e1y Ph\u00e1t<\/strong><\/p>\n<ul>\n<li>Kh\u1edfi \u0111\u1ed9ng m\u00e1y ph\u00e1t th\u1ee7 c\u00f4ng<\/li>\n<li>Cho ph\u00e9p l\u00e0m n\u00f3ng m\u00e1y 30 gi\u00e2y<\/li>\n<li>\u0110o \u0111i\u1ec7n \u00e1p t\u1ea1i c\u00e1c \u0111\u1ea7u n\u1ed1i kh\u1ea9n c\u1ea5p ATS (E1, E2)<\/li>\n<li>Ki\u1ec3m tra t\u1ea5t c\u1ea3 c\u00e1c pha (L1-N, L2-N, L1-L2 cho m\u1ed9t pha; t\u1ea5t c\u1ea3 s\u00e1u t\u1ed5 h\u1ee3p cho 3 pha)<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 2: Ki\u1ec3m Tra T\u1ea7n S\u1ed1<\/strong><\/p>\n<ul>\n<li>S\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng c\u00f3 ch\u1ee9c n\u0103ng \u0111o t\u1ea7n s\u1ed1<\/li>\n<li>\u0110o t\u1ea1i \u0111\u1ea7u ra m\u00e1y ph\u00e1t<\/li>\n<li><strong>D\u1ef1 ki\u1ebfn:<\/strong> 59.5-60.5 Hz (B\u1eafc M\u1ef9) ho\u1eb7c 49.5-50.5 Hz (qu\u1ed1c t\u1ebf)<\/li>\n<li><strong>N\u1ebfu ngo\u00e0i ph\u1ea1m vi:<\/strong> \u0110i\u1ec1u ch\u1ec9nh b\u1ed9 \u0111i\u1ec1u t\u1ed1c \u0111\u1ed9ng c\u01a1<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 3: \u0110i\u1ec1u Ch\u1ec9nh \u0110i\u1ec7n \u00c1p<\/strong><\/p>\n<ul>\n<li>X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed AVR (B\u1ed9 \u0110i\u1ec1u Ch\u1ec9nh \u0110i\u1ec7n \u00c1p T\u1ef1 \u0110\u1ed9ng) c\u1ee7a m\u00e1y ph\u00e1t<\/li>\n<li>\u0110i\u1ec1u ch\u1ec9nh chi\u1ebft \u00e1p trong khi theo d\u00f5i \u0111i\u1ec7n \u00e1p \u0111\u1ea7u ra<\/li>\n<li>M\u1ee5c ti\u00eau 240V \u00b15% (ho\u1eb7c \u0111i\u1ec7n \u00e1p tr\u00ean nh\u00e3n m\u00e1y)<\/li>\n<\/ul>\n<figure style=\"margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Cutaway-technical-diagram-of-VIOX-ATS-voltage-sensing-circuit-showing-monitoring-transformers-control-PCB-and-power-path-routing.webp\" alt=\"Cutaway technical diagram of VIOX ATS voltage sensing circuit showing monitoring transformers, control PCB, and power path routing\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 5px; font-size: 0.9em;\">H\u00ecnh 3: H\u00ecnh \u1ea3nh c\u1eaft b\u00ean trong m\u1ea1ch c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p c\u1ee7a VIOX ATS, l\u00e0m n\u1ed5i b\u1eadt c\u00e1c m\u00e1y bi\u1ebfn \u00e1p gi\u00e1m s\u00e1t v\u00e0 m\u1ea1ch ch\u1ec9nh l\u01b0u.<\/figcaption><\/figure>\n<h3>C\u00e1c V\u1ea5n \u0110\u1ec1 V\u1ec1 D\u00e2y C\u1ea3m Bi\u1ebfn \u0110i\u1ec7n \u00c1p<\/h3>\n<p>Nhi\u1ec1u k\u1ef9 thu\u1eadt vi\u00ean l\u1eafp \u0111\u1eb7t b\u1ecf qua <strong>d\u00e2y c\u1ea3m bi\u1ebfn \u0111i\u1ec7n l\u01b0\u1edbi<\/strong> (th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n N1\/N2). C\u00e1c d\u00e2y nh\u1ecf n\u00e0y mang t\u00edn hi\u1ec7u 240V t\u1eeb b\u1ea3ng \u0111i\u1ec7n l\u01b0\u1edbi \u0111\u1ebfn b\u1ed9 \u0111i\u1ec1u khi\u1ec3n m\u00e1y ph\u00e1t, cho ph\u00e9p n\u00f3 ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1 m\u1ea5t \u0111i\u1ec7n.<\/p>\n<p>C\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p:<\/p>\n<ul>\n<li>D\u00e2y b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec<\/li>\n<li>\u0110i\u1ec7n \u00e1p kh\u00f4ng ch\u00ednh x\u00e1c (208V \u0111\u01b0\u1ee3c c\u1ea5p v\u00e0o \u0111\u1ea7u v\u00e0o c\u1ea3m bi\u1ebfn 240V)<\/li>\n<li>K\u1ebft n\u1ed1i l\u1ecfng l\u1ebbo g\u00e2y ra c\u1ea3m bi\u1ebfn kh\u00f4ng li\u00ean t\u1ee5c<\/li>\n<li>D\u00e2y b\u1ecb h\u01b0 h\u1ecfng do \u0111\u1ed9ng v\u1eadt g\u1eb7m nh\u1ea5m ho\u1eb7c h\u01b0 h\u1ecfng v\u1eadt l\u00fd<\/li>\n<\/ul>\n<h2>Giai \u0111o\u1ea1n 4: T\u00ecm Hi\u1ec3u V\u1ec1 B\u1ed9 \u0110\u1ecbnh Th\u1eddi &amp; \u0110\u1ed9 Tr\u1ec5<\/h2>\n<p><strong>\u201cN\u00f3 kh\u00f4ng b\u1ecb h\u1ecfng\u2014n\u00f3 ch\u1ec9 \u0111ang \u0111\u1ebfm ng\u01b0\u1ee3c.\u201d<\/strong><\/p>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng ATS k\u1ebft h\u1ee3p nhi\u1ec1u \u0111\u1ed9 tr\u1ec5 th\u1eddi gian \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. Vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 s\u1edbm th\u01b0\u1eddng x\u1ea3y ra v\u00ec k\u1ef9 thu\u1eadt vi\u00ean kh\u00f4ng \u0111\u1ee3i c\u00e1c \u0111\u1ed9 tr\u1ec5 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh n\u00e0y.<\/p>\n<h3>\u0110\u1ed9 Tr\u1ec5 Th\u1eddi Gian Ti\u00eau Chu\u1ea9n C\u1ee7a ATS<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Ch\u1ee9c N\u0103ng H\u1eb9n Gi\u1edd<\/th>\n<th>C\u00e0i \u0110\u1eb7t Th\u00f4ng Th\u01b0\u1eddng<\/th>\n<th>M\u1ee5c \u0111\u00edch<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Th\u1eddi Gian Tr\u1ec5 Kh\u1edfi \u0110\u1ed9ng \u0110\u1ed9ng C\u01a1 (TDES)<\/strong><\/td>\n<td>1-5 gi\u00e2y<\/td>\n<td>Ng\u0103n ch\u1eb7n kh\u1edfi \u0111\u1ed9ng phi\u1ec1n to\u00e1i do m\u1ea5t \u0111i\u1ec7n tho\u00e1ng qua<\/td>\n<\/tr>\n<tr>\n<td><strong>L\u00e0m N\u00f3ng \u0110\u1ed9ng C\u01a1<\/strong><\/td>\n<td>15-30 gi\u00e2y<\/td>\n<td>Cho ph\u00e9p \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 d\u1ea7u \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u1eddi Gian Tr\u1ec5 Chuy\u1ec3n M\u1ea1ch (TDS)<\/strong><\/td>\n<td>0-5 gi\u00e2y<\/td>\n<td>\u0110\u1ea3m b\u1ea3o \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1 m\u00e1y ph\u00e1t \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0110\u1ed9 Tr\u1ec5 Chuy\u1ec3n Tr\u1edf L\u1ea1i<\/strong><\/td>\n<td>30-300 gi\u00e2y<\/td>\n<td>X\u00e1c nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi \u0111\u00e3 th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c kh\u00f4i ph\u1ee5c<\/td>\n<\/tr>\n<tr>\n<td><strong>L\u00e0m M\u00e1t \u0110\u1ed9ng C\u01a1<\/strong><\/td>\n<td>5-30 ph\u00fat<\/td>\n<td>Cho ph\u00e9p t\u1eaft m\u00e1y d\u1ea7n d\u1ea7n khi kh\u00f4ng t\u1ea3i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>D\u00f2ng Th\u1eddi Gian Tr\u00ecnh T\u1ef1 Chuy\u1ec3n M\u1ea1ch Ho\u00e0n Ch\u1ec9nh<\/h3>\n<p>Hi\u1ec3u to\u00e0n b\u1ed9 tr\u00ecnh t\u1ef1 gi\u00fap ng\u0103n ng\u1eeba ch\u1ea9n \u0111o\u00e1n s\u1edbm:<\/p>\n<ul>\n<li><strong>T+0 gi\u00e2y:<\/strong> Ph\u00e1t hi\u1ec7n m\u1ea5t \u0111i\u1ec7n l\u01b0\u1edbi<\/li>\n<li><strong>T+1-5 gi\u00e2y:<\/strong> TDES h\u1ebft h\u1ea1n, ATS g\u1eedi t\u00edn hi\u1ec7u kh\u1edfi \u0111\u1ed9ng<\/li>\n<li><strong>T+5-10 gi\u00e2y:<\/strong> M\u00e1y ph\u00e1t quay v\u00e0 kh\u1edfi \u0111\u1ed9ng<\/li>\n<li><strong>T+10-40 gi\u00e2y:<\/strong> L\u00e0m n\u00f3ng \u0111\u1ed9ng c\u01a1, x\u00e2y d\u1ef1ng \u00e1p su\u1ea5t d\u1ea7u<\/li>\n<li><strong>T+40-45 gi\u00e2y:<\/strong> \u0110i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 \u0111\u1ea1t \u0111\u1ebfn ph\u1ea1m vi ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c<\/li>\n<li><strong>T+45 gi\u00e2y:<\/strong> ATS chuy\u1ec3n t\u1ea3i sang m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/li>\n<\/ul>\n<p><strong>T\u1ed5ng th\u1eddi gian tr\u00f4i qua: 45-60 gi\u00e2y t\u1eeb khi m\u1ea5t \u0111i\u1ec7n l\u01b0\u1edbi \u0111\u1ebfn khi c\u00f3 \u0111i\u1ec7n tr\u1edf l\u1ea1i<\/strong><\/p>\n<p>N\u1ebfu b\u1ea1n \u0111ang ki\u1ec3m tra h\u1ec7 th\u1ed1ng v\u00e0 m\u1ea5t ki\u00ean nh\u1eabn \u1edf gi\u00e2y th\u1ee9 30, b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft lu\u1eadn sai r\u1eb1ng h\u1ec7 th\u1ed1ng \u0111\u00e3 b\u1ecb l\u1ed7i trong khi n\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 tu\u00e2n theo tr\u00ecnh t\u1ef1 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh c\u1ee7a n\u00f3.<\/p>\n<h3>\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 tr\u1ec5 th\u1eddi gian<\/h3>\n<p>H\u1ea7u h\u1ebft c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ATS hi\u1ec7n \u0111\u1ea1i cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 sau:<\/p>\n<ul>\n<li>Truy c\u1eadp menu b\u1ed9 \u0111i\u1ec1u khi\u1ec3n (tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ebft tr\u00ecnh t\u1ef1 ph\u00edm)<\/li>\n<li>\u0110i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn \u201cC\u00e0i \u0111\u1eb7t\u201d ho\u1eb7c \u201c\u0110\u1ed9 tr\u1ec5 th\u1eddi gian\u201d<\/li>\n<li>\u0110i\u1ec1u ch\u1ec9nh c\u00e1c gi\u00e1 tr\u1ecb trong ph\u1ea1m vi ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c<\/li>\n<li><strong>TH\u1eacN TR\u1eccNG:<\/strong> NEC 700.12 gi\u1edbi h\u1ea1n t\u1ed5ng th\u1eddi gian chuy\u1ec3n m\u1ea1ch l\u00e0 10 gi\u00e2y \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ea3i an to\u00e0n t\u00ednh m\u1ea1ng<\/li>\n<\/ul>\n<h2>Giai \u0111o\u1ea1n 5: Ch\u1ebf \u0111\u1ed9 l\u1ed7i c\u1ee7a ATS lo\u1ea1i CB so v\u1edbi lo\u1ea1i PC<\/h2>\n<p>Lo\u1ea1i ATS b\u1ea1n c\u00f3 s\u1ebd x\u00e1c \u0111\u1ecbnh c\u1ea3 ch\u1ebf \u0111\u1ed9 l\u1ed7i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1.<\/p>\n<h3>ATS lo\u1ea1i Circuit Breaker (CB)<\/h3>\n<figure style=\"margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Interior-view-of-VIOX-CB-class-automatic-transfer-switch-showing-molded-case-circuit-breakers-with-one-breaker-in-tripped-position.webp\" alt=\"Interior view of VIOX CB-class automatic transfer switch showing molded case circuit breakers with one breaker in tripped position\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 5px; font-size: 0.9em;\">H\u00ecnh 4: B\u00ean trong ATS lo\u1ea1i CB VIOX. L\u01b0u \u00fd tay c\u1ea7m m\u00e0u cam cho bi\u1ebft v\u1ecb tr\u00ed b\u1ed9 ng\u1eaft m\u1ea1ch \u0111\u00e3 b\u1ecb ng\u1eaft.<\/figcaption><\/figure>\n<p><strong>C\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng:<\/strong> S\u1eed d\u1ee5ng b\u1ed9 ng\u1eaft m\u1ea1ch v\u1ecf \u0111\u00fac ti\u00eau chu\u1ea9n (MCCB) l\u00e0m c\u01a1 ch\u1ebf chuy\u1ec3n m\u1ea1ch. C\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch v\u1eadt l\u00fd m\u1edf v\u00e0 \u0111\u00f3ng \u0111\u1ec3 chuy\u1ec3n ngu\u1ed3n.<\/p>\n<p><strong>C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p c\u1ee7a ATS lo\u1ea1i CB:<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>V\u1ea5n \u0111\u1ec1<\/th>\n<th>G\u00e2y ra<\/th>\n<th>Gi\u1ea3i ph\u00e1p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kh\u00f4ng chuy\u1ec3n sang m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/td>\n<td>B\u1ed9 ng\u1eaft m\u1ea1ch kh\u1ea9n c\u1ea5p b\u1ecb ng\u1eaft<\/td>\n<td>\u0110\u1eb7t l\u1ea1i b\u1ed9 ng\u1eaft m\u1ea1ch th\u1ee7 c\u00f4ng<\/td>\n<\/tr>\n<tr>\n<td>Chuy\u1ec3n nh\u01b0ng kh\u00f4ng c\u00f3 \u0111i\u1ec7n<\/td>\n<td>Ti\u1ebfp \u0111i\u1ec3m b\u1ed9 ng\u1eaft m\u1ea1ch b\u1ecb m\u00f2n<\/td>\n<td>Thay th\u1ebf b\u1ed9 ng\u1eaft m\u1ea1ch<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng chuy\u1ec3n tr\u1edf l\u1ea1i ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi<\/td>\n<td>B\u1ed9 ng\u1eaft m\u1ea1ch th\u00f4ng th\u01b0\u1eddng b\u1ecb ng\u1eaft<\/td>\n<td>\u0110\u1eb7t l\u1ea1i b\u1ed9 ng\u1eaft m\u1ea1ch<\/td>\n<\/tr>\n<tr>\n<td>Ng\u1eaft m\u1ea1ch phi\u1ec1n to\u00e1i th\u01b0\u1eddng xuy\u00ean<\/td>\n<td>Qu\u00e1 t\u1ea3i ho\u1eb7c ng\u1eafn m\u1ea1ch<\/td>\n<td>Ki\u1ec3m tra t\u00ednh to\u00e1n t\u1ea3i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>M\u1eb9o kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1:<\/strong> C\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch lo\u1ea1i CB c\u00f3 th\u1ec3 b\u1ecb ng\u1eaft do qu\u00e1 t\u1ea3i, ng\u1eafn m\u1ea1ch ho\u1eb7c m\u00f2n c\u01a1 h\u1ecdc. Tay c\u1ea7m b\u1ed9 ng\u1eaft m\u1ea1ch s\u1ebd \u1edf v\u1ecb tr\u00ed \u201cng\u1eaft\u201d \u1edf gi\u1eefa - kh\u00f4ng ho\u00e0n to\u00e0n B\u1eacT ho\u1eb7c T\u1eaeT. B\u1ea1n ph\u1ea3i \u0111\u1eb7t l\u1ea1i n\u00f3 theo c\u00e1ch th\u1ee7 c\u00f4ng ngay c\u1ea3 sau khi l\u1ed7i \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c.<\/p>\n<h3>ATS lo\u1ea1i Power Contactor (PC)<\/h3>\n<p><strong>C\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng:<\/strong> S\u1eed d\u1ee5ng c\u00f4ng t\u1eafc t\u01a1 \u0111i\u1ec7n t\u1eeb (r\u01a1le ch\u1ecbu t\u1ea3i n\u1eb7ng) \u0111\u1ec3 \u0111\u00f3ng v\u00e0 ng\u1eaft k\u1ebft n\u1ed1i ngu\u1ed3n. Kh\u00f4ng c\u1ea7n thi\u1ebft l\u1eadp l\u1ea1i th\u1ee7 c\u00f4ng.<\/p>\n<p><strong>C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p c\u1ee7a ATS lo\u1ea1i PC:<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>V\u1ea5n \u0111\u1ec1<\/th>\n<th>G\u00e2y ra<\/th>\n<th>Gi\u1ea3i ph\u00e1p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u00c2m thanh vo vo l\u1edbn<\/td>\n<td>\u0110i\u1ec7n \u00e1p \u0111i\u1ec1u khi\u1ec3n th\u1ea5p<\/td>\n<td>Ki\u1ec3m tra ngu\u1ed3n 12V cho cu\u1ed9n d\u00e2y<\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng chuy\u1ec3n<\/td>\n<td>Cu\u1ed9n d\u00e2y b\u1ecb ch\u00e1y<\/td>\n<td>Thay th\u1ebf contactor<\/td>\n<\/tr>\n<tr>\n<td>Rung<\/td>\n<td>K\u1ebft n\u1ed1i d\u00e2y l\u1ecfng l\u1ebbo<\/td>\n<td>Si\u1ebft l\u1ea1i c\u00e1c v\u00edt \u0111\u1ea7u cu\u1ed1i<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1c ti\u1ebfp \u0111i\u1ec3m b\u1ecb h\u00e0n k\u00edn<\/td>\n<td>Qu\u00e1 t\u1ea3i\/ng\u1eafn m\u1ea1ch k\u00e9o d\u00e0i<\/td>\n<td>Thay th\u1ebf to\u00e0n b\u1ed9 c\u1ee5m c\u00f4ng t\u1eafc t\u01a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0110\u1ec3 so s\u00e1nh chi ti\u1ebft, h\u00e3y xem l\u1ea1i <a href=\"https:\/\/test.viox.com\/vi\/pc-class-vs-cb-class-ats-selection-guide\/\">H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn lo\u1ea1i PC so v\u1edbi lo\u1ea1i CB<\/a>.<\/p>\n<h3>Lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n?<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Y\u00eau c\u1ea7u<\/th>\n<th>Lo\u1ea1i \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u1ea3i an to\u00e0n t\u00ednh m\u1ea1ng (b\u1ec7nh vi\u1ec7n, m\u00e1y b\u01a1m ch\u1eefa ch\u00e1y)<\/td>\n<td><strong>L\u1edbp PC<\/strong><\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t ti\u1ebft ki\u1ec7m<\/td>\n<td><strong>L\u1edbp CB<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Chuy\u1ec3n m\u1ea1ch th\u01b0\u1eddng xuy\u00ean (&gt;10\/th\u00e1ng)<\/td>\n<td><strong>L\u1edbp PC<\/strong><\/td>\n<\/tr>\n<tr>\n<td>T\u1ea3i kh\u1edfi \u0111\u1ed9ng l\u1edbn (\u0111\u1ed9ng c\u01a1 &gt;50HP)<\/td>\n<td><strong>L\u1edbp PC<\/strong><\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3o tr\u00ec \u0111\u01a1n gi\u1ea3n b\u1edfi nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean<\/td>\n<td><strong>L\u1edbp CB<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Side-by-side-technical-comparison-diagram-of-VIOX-CB-class-and-PC-class-automatic-transfer-switches-showing-internal-switching-mechanisms.webp\" alt=\"Side-by-side technical comparison diagram of VIOX CB-class and PC-class automatic transfer switches showing internal switching mechanisms\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 5px; font-size: 0.9em;\">H\u00ecnh 5: So s\u00e1nh c\u1ea1nh nhau c\u00e1c c\u01a1 ch\u1ebf b\u00ean trong gi\u1eefa b\u1ed9 chuy\u1ec3n m\u1ea1ch lo\u1ea1i CB (Circuit Breaker) v\u00e0 lo\u1ea1i PC (Power Contactor).<\/figcaption><\/figure>\n<h2>Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 n\u00e2ng cao: Khi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u00eau chu\u1ea9n kh\u00f4ng th\u00e0nh c\u00f4ng<\/h2>\n<h3>L\u1ed7i bo m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n<\/h3>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng ATS hi\u1ec7n \u0111\u1ea1i d\u1ef1a v\u00e0o b\u1ed9 \u0111i\u1ec1u khi\u1ec3n d\u1ef1a tr\u00ean vi x\u1eed l\u00fd. Khi ch\u00fang b\u1ecb l\u1ed7i, c\u00e1c tri\u1ec7u ch\u1ee9ng bao g\u1ed3m:<\/p>\n<ul>\n<li>Chuy\u1ec3n m\u1ea1ch th\u1ea5t th\u01b0\u1eddng (chuy\u1ec3n qua l\u1ea1i)<\/li>\n<li>Kh\u00f4ng ph\u1ea3n h\u1ed3i khi m\u1ea5t \u0111i\u1ec7n l\u01b0\u1edbi<\/li>\n<li>M\u00e3 l\u1ed7i kh\u00f4ng kh\u1edbp v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf<\/li>\n<li>M\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb c\u00e1c ch\u1ec9 s\u1ed1 \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1 kh\u00f4ng ch\u00ednh x\u00e1c<\/li>\n<\/ul>\n<p><strong>Quy tr\u00ecnh ki\u1ec3m tra:<\/strong><\/p>\n<ol>\n<li>\u0110o \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o tr\u1ef1c ti\u1ebfp t\u1ea1i c\u00e1c \u0111\u1ea7u cu\u1ed1i (b\u1ecf qua b\u1ed9 \u0111i\u1ec1u khi\u1ec3n)<\/li>\n<li>N\u1ebfu \u0111i\u1ec7n \u00e1p ch\u00ednh x\u00e1c nh\u01b0ng m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb l\u1ed7i, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n b\u1ecb l\u1ed7i<\/li>\n<li>Ki\u1ec3m tra xem c\u00f3 h\u01b0 h\u1ecfng do n\u01b0\u1edbc, \u0103n m\u00f2n ho\u1eb7c h\u01b0 h\u1ecfng v\u1eadt l\u00fd \u0111\u1ed1i v\u1edbi PCB hay kh\u00f4ng<\/li>\n<li>Chi ph\u00ed thay th\u1ebf: 200-800 \u0111\u00f4 la t\u00f9y thu\u1ed9c v\u00e0o ki\u1ec3u m\u00e1y<\/li>\n<\/ol>\n<h3>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 li\u00ean k\u1ebft c\u01a1 h\u1ecdc<\/h3>\n<p>Trong c\u00e1c c\u00f4ng t\u1eafc v\u1eadn h\u00e0nh b\u1eb1ng c\u01a1 h\u1ecdc, t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n k\u00edch ho\u1ea1t m\u1ed9t \u0111\u1ed9ng c\u01a1 ho\u1eb7c solenoid \u0111\u1ec3 di chuy\u1ec3n c\u01a1 ch\u1ebf chuy\u1ec3n \u0111\u1ed5i. C\u00e1c l\u1ed7i bao g\u1ed3m:<\/p>\n<ul>\n<li>C\u01a1 ch\u1ebf b\u1ecb k\u1eb9t (y\u00eau c\u1ea7u ki\u1ec3m tra khi t\u1eaft ngu\u1ed3n)<\/li>\n<li>C\u00e1c \u0111i\u1ec3m d\u1eebng ho\u1eb7c cam c\u01a1 h\u1ecdc b\u1ecb m\u00f2n<\/li>\n<li>L\u00f2 xo h\u1ed3i v\u1ecb b\u1ecb g\u00e3y<\/li>\n<li>V\u00f2ng bi ho\u1eb7c \u0111i\u1ec3m tr\u1ee5c b\u1ecb k\u1eb9t<\/li>\n<\/ul>\n<p>Nh\u1eefng \u0111i\u1ec1u n\u00e0y y\u00eau c\u1ea7u ki\u1ec3m tra tr\u1ef1c quan b\u1edfi k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 tr\u00ecnh \u0111\u1ed9 v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n \u0111i\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ng\u1eaft.<\/p>\n<h3>L\u1ed7i giao ti\u1ebfp (H\u1ec7 th\u1ed1ng ATS th\u00f4ng minh)<\/h3>\n<p>C\u00e1c thi\u1ebft b\u1ecb ATS ti\u00ean ti\u1ebfn giao ti\u1ebfp v\u1edbi h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u00f2a nh\u00e0 th\u00f4ng qua Modbus, BACnet ho\u1eb7c c\u00e1c giao th\u1ee9c \u0111\u1ed9c quy\u1ec1n. L\u1ed7i giao ti\u1ebfp c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n gi\u00e1m s\u00e1t t\u1eeb xa nh\u01b0ng th\u01b0\u1eddng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng tr\u1eeb khi \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa.<\/p>\n<h2>An to\u00e0n l\u00e0 tr\u00ean h\u1ebft: Nh\u1eefng \u0111i\u1ec1u KH\u00d4NG n\u00ean l\u00e0m<\/h2>\n<p>dr. tr\u01b0\u1edbc <strong>NGUY HI\u1ec2M:<\/strong> C\u00f4ng t\u1eafc chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng ch\u1ee9a \u0111i\u1ec7n \u00e1p g\u00e2y ch\u1ebft ng\u01b0\u1eddi t\u1eeb hai ngu\u1ed3n \u0111\u1ed3ng th\u1eddi. Ch\u1ec9 nh\u1eefng th\u1ee3 \u0111i\u1ec7n c\u00f3 tr\u00ecnh \u0111\u1ed9 m\u1edbi n\u00ean th\u1ef1c hi\u1ec7n ki\u1ec3m tra b\u00ean trong.<\/p>\n<p><strong>Kh\u00f4ng bao gi\u1edd c\u1ed1 g\u1eafng:<\/strong><\/p>\n<ul>\n<li>M\u1edf v\u1ecf b\u1ecdc khi ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi v\u1eabn \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i<\/li>\n<li>B\u1ecf qua c\u00e1c kh\u00f3a li\u00ean \u0111\u1ed9ng an to\u00e0n<\/li>\n<li>\u201cThay n\u00f3ng\u201d c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c th\u00e0nh ph\u1ea7n<\/li>\n<li>Ki\u1ec3m tra v\u1edbi t\u1ea3i \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1eeb khi \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o b\u00e0i b\u1ea3n<\/li>\n<li>\u0110i\u1ec1u ch\u1ec9nh c\u00e1c c\u01a1 ch\u1ebf b\u00ean trong m\u00e0 kh\u00f4ng c\u00f3 quy tr\u00ecnh kh\u00f3a\/treo bi\u1ec3n b\u00e1o<\/li>\n<\/ul>\n<p><strong>Lu\u00f4n lu\u00f4n:<\/strong><\/p>\n<ul>\n<li>S\u1eed d\u1ee5ng PPE th\u00edch h\u1ee3p (qu\u1ea7n \u00e1o ch\u1ed1ng h\u1ed3 quang \u0111i\u1ec7n, g\u0103ng tay c\u00e1ch \u0111i\u1ec7n, t\u1ea5m che m\u1eb7t)<\/li>\n<li>Tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn NFPA 70E v\u1ec1 an to\u00e0n \u0111i\u1ec7n<\/li>\n<li>Th\u1ef1c hi\u1ec7n kh\u00f3a\/treo bi\u1ec3n b\u00e1o tr\u00ean c\u1ea3 ngu\u1ed3n \u0111i\u1ec7n b\u00ecnh th\u01b0\u1eddng v\u00e0 kh\u1ea9n c\u1ea5p<\/li>\n<li>S\u1eed d\u1ee5ng th\u1ee3 \u0111i\u1ec7n c\u00f3 tr\u00ecnh \u0111\u1ed9 cho t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng vi\u1ec7c d\u1ecbch v\u1ee5<\/li>\n<\/ul>\n<h2>B\u1ea3o tr\u00ec ph\u00f2ng ng\u1eeba: Ng\u0103n ch\u1eb7n c\u00e1c v\u1ea5n \u0111\u1ec1 tr\u01b0\u1edbc khi ch\u00fang b\u1eaft \u0111\u1ea7u<\/h2>\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 t\u1ed1t nh\u1ea5t l\u00e0 ph\u00f2ng ng\u1eeba. Th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p sau:<\/p>\n<p><strong>H\u00e0ng th\u00e1ng:<\/strong><\/p>\n<ul>\n<li>Ki\u1ec3m tra tr\u1ef1c quan c\u00e1c d\u1ea5u hi\u1ec7u qu\u00e1 nhi\u1ec7t, \u0111\u1ed5i m\u00e0u<\/li>\n<li>Ki\u1ec3m tra \u0111\u00e8n b\u00e1o v\u00e0 m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb m\u00e3 l\u1ed7i<\/li>\n<li>X\u00e1c minh chu k\u1ef3 ch\u1ea1y th\u1eed t\u1ef1 \u0111\u1ed9ng \u0111\u00e3 ho\u00e0n th\u00e0nh th\u00e0nh c\u00f4ng<\/li>\n<\/ul>\n<p><strong>H\u00e0ng qu\u00fd:<\/strong><\/p>\n<ul>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ea7u n\u1ed1i d\u00e2y<\/li>\n<li>L\u00e0m s\u1ea1ch b\u1ee5i v\u00e0 m\u1ea3nh v\u1ee5n kh\u1ecfi v\u1ecf b\u1ecdc<\/li>\n<li>Ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng th\u1ee7 c\u00f4ng (v\u1edbi c\u00e1c quy tr\u00ecnh an to\u00e0n th\u00edch h\u1ee3p)<\/li>\n<\/ul>\n<p><strong>H\u00e0ng n\u0103m:<\/strong><\/p>\n<ul>\n<li>Ki\u1ec3m tra chuy\u1ec3n t\u1ea3i \u0111\u1ea7y t\u1ea3i trong \u0111i\u1ec1u ki\u1ec7n m\u1ea5t \u0111i\u1ec7n th\u1ef1c t\u1ebf<\/li>\n<li>\u0110o s\u1ee5t \u00e1p tr\u00ean c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh<\/li>\n<li>Hi\u1ec7u ch\u1ec9nh c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 n\u1ebfu c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/li>\n<li>X\u00e1c minh t\u1ea5t c\u1ea3 c\u00e1c c\u00e0i \u0111\u1eb7t th\u1eddi gian tr\u1ec5 ph\u00f9 h\u1ee3p v\u1edbi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/li>\n<li>Ki\u1ec3m tra chuy\u00ean nghi\u1ec7p b\u1edfi th\u1ee3 \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p<\/li>\n<\/ul>\n<h2>\u0110\u1ec1 xu\u1ea5t s\u1ea3n ph\u1ea9m: D\u00f2ng VIOX ATS<\/h2>\n<p>\u0110\u1ec3 chuy\u1ec3n ngu\u1ed3n d\u1ef1 ph\u00f2ng \u0111\u00e1ng tin c\u1eady, VIOX cung c\u1ea5p c\u00e1c c\u00f4ng t\u1eafc chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng c\u1ea5p th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i. C\u00e1c thi\u1ebft b\u1ecb ATS c\u1ee7a ch\u00fang t\u00f4i c\u00f3:<\/p>\n<ul>\n<li>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n d\u1ef1a tr\u00ean b\u1ed9 vi x\u1eed l\u00fd v\u1edbi kh\u1ea3 n\u0103ng t\u1ef1 ch\u1ea9n \u0111o\u00e1n<\/li>\n<li>D\u1ea3i \u0111i\u1ec7n \u00e1p v\u00e0 t\u1ea7n s\u1ed1 ch\u1ea5p nh\u1eadn r\u1ed9ng<\/li>\n<li>Th\u1eddi gian tr\u1ec5 c\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t<\/li>\n<li>C\u00f3 s\u1eb5n trong c\u1ea3 c\u1ea5u h\u00ecnh lo\u1ea1i CB v\u00e0 PC<\/li>\n<li>\u0110\u01b0\u1ee3c li\u1ec7t k\u00ea theo UL 1008 v\u00e0 tu\u00e2n th\u1ee7 NFPA 110<\/li>\n<\/ul>\n<p>Kh\u00e1m ph\u00e1 \u0111\u1ea7y \u0111\u1ee7 <a href=\"https:\/\/test.viox.com\/vi\/ats\/\">D\u00f2ng s\u1ea3n ph\u1ea9m VIOX ATS<\/a> \u0111\u1ec3 bi\u1ebft th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt.<\/p>\n<h2>T\u00f3m t\u1eaft s\u01a1 \u0111\u1ed3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<\/h2>\n<pre style=\"background: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto; font-family: monospace;\">\nM\u1ea5t \u0111i\u1ec7n l\u01b0\u1edbi\n<\/pre>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p: C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 ATS<\/h2>\n<p><strong>H: T\u00f4i n\u00ean \u0111\u1ee3i bao l\u00e2u tr\u01b0\u1edbc khi kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ATS ch\u01b0a chuy\u1ec3n m\u1ea1ch?<\/strong><\/p>\n<p>\u0110: Cho ph\u00e9p \u00edt nh\u1ea5t 60 gi\u00e2y cho tr\u00ecnh t\u1ef1 chuy\u1ec3n m\u1ea1ch ho\u00e0n ch\u1ec9nh. Th\u1eddi gian tr\u1ec5 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 (TDES) c\u1ed9ng v\u1edbi th\u1eddi gian kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 t\u1ed5ng c\u1ed9ng 30-45 gi\u00e2y. Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 qu\u00e1 s\u1edbm s\u1ebd l\u00e3ng ph\u00ed th\u1eddi gian v\u00e0 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ch\u1ea9n \u0111o\u00e1n kh\u00f4ng ch\u00ednh x\u00e1c.<\/p>\n<p><strong>H: M\u00e1y ph\u00e1t \u0111i\u1ec7n c\u1ee7a t\u00f4i ch\u1ea1y trong c\u00e1c b\u00e0i ki\u1ec3m tra h\u00e0ng tu\u1ea7n nh\u01b0ng kh\u00f4ng chuy\u1ec3n m\u1ea1ch trong c\u00e1c l\u1ea7n m\u1ea5t \u0111i\u1ec7n th\u1ef1c t\u1ebf. T\u1ea1i sao?<\/strong><\/p>\n<p>\u0110: Ch\u1ebf \u0111\u1ed9 ch\u1ea1y th\u1eed th\u01b0\u1eddng b\u1ecf qua ho\u1ea1t \u0111\u1ed9ng chuy\u1ec3n m\u1ea1ch th\u1ef1c t\u1ebf. V\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 n\u1eb1m \u1edf ch\u00ednh c\u01a1 ch\u1ebf chuy\u1ec3n m\u1ea1ch (b\u1ed9 ng\u1eaft lo\u1ea1i CB b\u1ecb ng\u1eaft, l\u1ed7i b\u1ed9 ti\u1ebfp x\u00fac lo\u1ea1i PC) ho\u1eb7c trong m\u1ea1ch c\u1ea3m bi\u1ebfn \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1. M\u00e1y ph\u00e1t \u0111i\u1ec7n v\u1eabn \u1ed5n\u2014vi\u1ec7c chuy\u1ec3n m\u1ea1ch ATS l\u00e0 v\u1ea5n \u0111\u1ec1.<\/p>\n<p><strong>H: T\u00f4i c\u00f3 th\u1ec3 ki\u1ec3m tra ATS m\u00e0 kh\u00f4ng c\u1ea7n t\u1eaft ngu\u1ed3n \u0111i\u1ec7n cho t\u00f2a nh\u00e0 c\u1ee7a m\u00ecnh kh\u00f4ng?<\/strong><\/p>\n<p>\u0110: C\u00f3, h\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb ATS \u0111\u1ec1u c\u00f3 ch\u1ebf \u0111\u1ed9 KI\u1ec2M TRA m\u00f4 ph\u1ecfng s\u1ef1 c\u1ed1 \u0111i\u1ec7n l\u01b0\u1edbi m\u00e0 kh\u00f4ng c\u1ea7n ng\u1eaft k\u1ebft n\u1ed1i ngu\u1ed3n \u0111i\u1ec7n th\u1ef1c t\u1ebf. Tham kh\u1ea3o h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng c\u1ee7a ki\u1ec3u m\u00e1y c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. Tuy nhi\u00ean, ki\u1ec3m tra chuy\u1ec3n t\u1ea3i \u0111\u1ea7y t\u1ea3i trong \u0111i\u1ec1u ki\u1ec7n m\u1ea5t \u0111i\u1ec7n th\u1ef1c t\u1ebf l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 x\u00e1c minh ho\u1ea1t \u0111\u1ed9ng ho\u00e0n ch\u1ec9nh c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p><strong>H: S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u201cth\u1eddi gian tr\u1ec5 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1\u201d v\u00e0 \u201cth\u1eddi gian tr\u1ec5 chuy\u1ec3n m\u1ea1ch\u201d l\u00e0 g\u00ec?<\/strong><\/p>\n<p>M\u1ed8T: <strong>TDES<\/strong> tr\u00ec ho\u00e3n t\u00edn hi\u1ec7u kh\u1edfi \u0111\u1ed9ng \u0111\u1ebfn m\u00e1y ph\u00e1t \u0111i\u1ec7n (th\u01b0\u1eddng l\u00e0 1-5 gi\u00e2y) \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c kh\u1edfi \u0111\u1ed9ng phi\u1ec1n to\u00e1i do c\u00e1c s\u1ef1 c\u1ed1 \u0111i\u1ec7n tho\u00e1ng qua. <strong>TDS<\/strong> tr\u00ec ho\u00e3n vi\u1ec7c chuy\u1ec3n t\u1ea3i th\u1ef1c t\u1ebf sau khi m\u00e1y ph\u00e1t \u0111i\u1ec7n \u0111\u1ea1t \u0111\u1ebfn \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c (th\u01b0\u1eddng l\u00e0 0-5 gi\u00e2y) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh tr\u01b0\u1edbc khi chuy\u1ec3n m\u1ea1ch. C\u1ea3 hai \u0111\u1ec1u b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb nh\u01b0ng ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<\/p>\n<p><strong>H: ATS c\u1ee7a t\u00f4i chuy\u1ec3n sang m\u00e1y ph\u00e1t \u0111i\u1ec7n nh\u01b0ng kh\u00f4ng chuy\u1ec3n tr\u1edf l\u1ea1i ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi. C\u00f3 g\u00ec sai?<\/strong><\/p>\n<p>\u0110: Ki\u1ec3m tra b\u1ed9 h\u1eb9n gi\u1edd tr\u1ec5 chuy\u1ec3n tr\u1edf l\u1ea1i\u2014n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong v\u00e0i ph\u00fat \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi \u0111\u00e3 th\u1ef1c s\u1ef1 \u1ed5n \u0111\u1ecbnh. Ngo\u00e0i ra, h\u00e3y x\u00e1c minh r\u1eb1ng c\u1ea3 ba pha c\u1ee7a ngu\u1ed3n \u0111i\u1ec7n l\u01b0\u1edbi \u0111\u1ec1u c\u00f3 m\u1eb7t (\u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng 3 pha). N\u1ebfu \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi dao \u0111\u1ed9ng, ATS s\u1ebd t\u1eeb ch\u1ed1i chuy\u1ec3n tr\u1edf l\u1ea1i cho \u0111\u1ebfn khi ph\u00e1t hi\u1ec7n ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh.<\/p>\n<p><strong>H: T\u00f4i n\u00ean ch\u1ecdn lo\u1ea1i CB hay PC cho c\u01a1 s\u1edf c\u1ee7a m\u00ecnh?<\/strong><\/p>\n<p>\u0110: Lo\u1ea1i PC \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho c\u00e1c t\u1ea3i quan tr\u1ecdng (b\u1ec7nh vi\u1ec7n, trung t\u00e2m d\u1eef li\u1ec7u) v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 chuy\u1ec3n m\u1ea1ch th\u01b0\u1eddng xuy\u00ean. Lo\u1ea1i CB ti\u1ebft ki\u1ec7m chi ph\u00ed cho c\u00e1c \u1ee9ng d\u1ee5ng \u00edt quan tr\u1ecdng h\u01a1n v\u1edbi chuy\u1ec3n m\u1ea1ch kh\u00f4ng th\u01b0\u1eddng xuy\u00ean. Xem l\u1ea1i c\u1ee7a ch\u00fang t\u00f4i <a href=\"https:\/\/test.viox.com\/vi\/pc-class-vs-cb-class-ats-selection-guide\/\">H\u01b0\u1edbng d\u1eabn so s\u00e1nh to\u00e0n di\u1ec7n<\/a> \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n<hr style=\"margin: 30px 0;\">\n<p><em>Vi\u1ec7c l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec chuy\u00ean nghi\u1ec7p c\u00e1c c\u00f4ng t\u1eafc chuy\u1ec3n m\u1ea1ch t\u1ef1 \u0111\u1ed9ng \u0111\u00f2i h\u1ecfi c\u00e1c nh\u00e0 th\u1ea7u \u0111i\u1ec7n c\u00f3 tr\u00ecnh \u0111\u1ed9. VIOX Electric cung c\u1ea5p h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt cho t\u1ea5t c\u1ea3 c\u00e1c c\u00e0i \u0111\u1eb7t ATS\u2014h\u00e3y li\u00ean h\u1ec7 v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn c\u1ee5 th\u1ec3 cho t\u1eebng \u1ee9ng d\u1ee5ng.<\/em><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Introduction: Understanding the ATS Transfer Chain When your facility loses power and the backup generator roars to life but nothing happens, the problem lies somewhere in the automatic transfer switch (ATS) sequence. Understanding this chain is critical for rapid troubleshooting. Every ATS follows a predictable four-stage process: Detect \u2013 The controller monitors utility voltage and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21238,"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-21237","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\/21237","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=21237"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/21237\/revisions"}],"predecessor-version":[{"id":21239,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/21237\/revisions\/21239"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/21238"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=21237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=21237"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=21237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}