{"id":15807,"date":"2026-01-07T10:19:09","date_gmt":"2026-01-07T02:19:09","guid":{"rendered":"http:\/\/www.erun-tech.com\/?post_type=dt_portfolio&#038;p=15807"},"modified":"2026-01-07T10:19:09","modified_gmt":"2026-01-07T02:19:09","slug":"jiechuqidechangjianguzhangchaizhuangjixiulishiwu","status":"publish","type":"dt_portfolio","link":"http:\/\/www.erun-tech.com\/vi\/project\/jiechuqidechangjianguzhangchaizhuangjixiulishiwu","title":{"rendered":"C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a c\u00f4ng t\u1eafc t\u01a1, th\u1ef1c h\u00e0nh th\u00e1o l\u1eafp v\u00e0 s\u1eeda ch\u1eefa"},"content":{"rendered":"<div style=\"font-family: 'Segoe UI', Arial, sans-serif; line-height: 1.8; color: #333; max-width: 1100px; margin: 0 auto; background: #fff; padding: 20px;\">\n<div style=\"text-align: center; border-bottom: 5px solid #1f365c; padding-bottom: 30px; margin-bottom: 40px;\">\n<h1 style=\"color: #1f365c; font-size: 32px; margin-bottom: 10px; font-weight: bold;\">C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a c\u00f4ng t\u1eafc t\u01a1, th\u1ef1c h\u00e0nh th\u00e1o l\u1eafp v\u00e0 s\u1eeda ch\u1eefa<\/h1>\n<div style=\"display: inline-block; background: #1f365c; color: #fff; padding: 6px 20px; border-radius: 4px; font-size: 14px; letter-spacing: 1px;\">C\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u1ed1t l\u00f5i trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng \u00b7 C\u01a1 c\u1ea5u \u0111i\u1ec7n t\u1eeb \u00b7 Quy tr\u00ecnh b\u1ea3o tr\u00ec<\/div>\n<\/div>\n<section style=\"margin-bottom: 40px; background: #f0f4f8; padding: 25px; border-radius: 8px; border-left: 10px solid #1f365c;\">\n<p style=\"text-indent: 2em; margin: 0;\">C\u00f4ng t\u1eafc \u0111i\u1ec7n l\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n s\u1eed d\u1ee5ng nguy\u00ean l\u00fd l\u1ef1c h\u00fat \u0111i\u1ec7n t\u1eeb \u0111\u1ec3 th\u01b0\u1eddng xuy\u00ean \u0111\u00f3ng v\u00e0 ng\u1eaft m\u1ea1ch \u0111i\u1ec7n c\u00f3 d\u00f2ng \u0111i\u1ec7n l\u1edbn (t\u1ee9c l\u00e0 m\u1ea1ch ch\u00ednh), c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m nh\u01b0 c\u00f4ng su\u1ea5t \u0111i\u1ec1u khi\u1ec3n l\u1edbn, c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa, c\u00f3 kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n \u0111i\u1ec1u khi\u1ec3n li\u00ean \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi \u0111\u01b0\u1ee3c trang b\u1ecb ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 khi m\u1ea5t \u0111i\u1ec7n \u00e1p v\u00e0 \u0111i\u1ec7n \u00e1p th\u1ea5p, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng. \u0110\u1ed1i t\u01b0\u1ee3ng \u0111i\u1ec1u khi\u1ec3n ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c t\u1ea3i \u0111i\u1ec7n kh\u00e1c. T\u00f9y theo lo\u1ea1i d\u00f2ng \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n, c\u00f4ng t\u1eafc \u0111i\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00f4ng t\u1eafc \u0111i\u1ec7n xoay chi\u1ec1u v\u00e0 c\u00f4ng t\u1eafc \u0111i\u1ec7n m\u1ed9t chi\u1ec1u. Hai lo\u1ea1i c\u00f4ng t\u1eafc n\u00e0y c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111i\u1ec3m, c\u01a1 c\u1ea5u \u0111i\u1ec7n t\u1eeb v\u00e0 thi\u1ebft b\u1ecb d\u1eadp t\u1eaft h\u1ed3 quang.<\/p>\n<\/section>\n<section style=\"margin-bottom: 50px;\">\n<div style=\"display: flex; flex-wrap: wrap; gap: 30px; align-items: flex-start;\">\n<div style=\"flex: 1; min-width: 320px;\">\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px;\">I. C\u1ea5u t\u1ea1o v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng t\u1eafc t\u01a1<\/h3>\n<p style=\"text-indent: 2em;\">C\u00f4ng t\u1eafc \u0111i\u1ec7n xoay chi\u1ec1u (nh\u01b0 h\u00ecnh 19-4) ch\u1ee7 y\u1ebfu bao g\u1ed3m c\u01a1 c\u1ea5u \u0111i\u1ec7n t\u1eeb, h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111i\u1ec3m, thi\u1ebft b\u1ecb d\u1eadp t\u1eaft h\u1ed3 quang v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c. C\u01a1 c\u1ea5u \u0111i\u1ec7n t\u1eeb ch\u1ee7 y\u1ebfu bao g\u1ed3m cu\u1ed9n d\u00e2y, l\u00f5i s\u1eaft t\u0129nh v\u00e0 l\u00f5i s\u1eaft \u0111\u1ed9ng. H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111i\u1ec3m bao g\u1ed3m ti\u1ebfp \u0111i\u1ec3m ch\u00ednh v\u00e0 ti\u1ebfp \u0111i\u1ec3m ph\u1ee5. C\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh \u0111\u01b0\u1ee3c n\u1ed1i ti\u1ebfp trong m\u1ea1ch ch\u00ednh; th\u00f4ng th\u01b0\u1eddng, m\u1ed9t r\u01a1le c\u00f3 ba c\u1eb7p ti\u1ebfp \u0111i\u1ec3m ch\u00ednh th\u01b0\u1eddng m\u1edf. C\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 th\u01b0\u1eddng m\u1edf v\u00e0 ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 th\u01b0\u1eddng \u0111\u00f3ng, d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n m\u1ea1ch. Thi\u1ebft b\u1ecb d\u1eadp h\u1ed3 quang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nhanh ch\u00f3ng ng\u1eaft h\u1ed3 quang khi c\u1ea7n thi\u1ebft, nh\u1eb1m tr\u00e1nh l\u00e0m ch\u00e1y c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh. V\u1ecf c\u00e1ch \u0111i\u1ec7n v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n th\u01b0\u1eddng bao g\u1ed3m c\u00e1c lo\u1ea1i l\u00f2 xo, c\u01a1 c\u1ea5u truy\u1ec1n \u0111\u1ed9ng, c\u1ed9t n\u1ed1i d\u00e2y, v.v.<\/p>\n<p style=\"text-indent: 2em; background: #fff8e6; padding: 15px; border-radius: 6px; border-left: 4px solid #ef9308;\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng:<\/strong>Khi cu\u1ed9n d\u00e2y \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n, t\u1eeb th\u00f4ng v\u00e0 l\u1ef1c h\u00fat \u0111i\u1ec7n t\u1eeb s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ra trong l\u00f5i s\u1eaft. L\u1ef1c h\u00fat \u0111i\u1ec7n t\u1eeb n\u00e0y v\u01b0\u1ee3t qua l\u1ef1c ph\u1ea3n \u1ee9ng c\u1ee7a l\u00f2 xo, khi\u1ebfn l\u00f5i s\u1eaft di \u0111\u1ed9ng h\u00fat v\u00e0o, k\u00e9o theo c\u01a1 c\u1ea5u ti\u1ebfp \u0111i\u1ec3m ho\u1ea1t \u0111\u1ed9ng, ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng \u0111\u00f3ng m\u1edf ra, ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng m\u1edf \u0111\u00f3ng l\u1ea1i. Khi cu\u1ed9n d\u00e2y m\u1ea5t \u0111i\u1ec7n ho\u1eb7c \u0111i\u1ec7n \u00e1p \u1edf hai \u0111\u1ea7u cu\u1ed9n d\u00e2y gi\u1ea3m \u0111\u00e1ng k\u1ec3, l\u1ef1c h\u00fat \u0111i\u1ec7n t\u1eeb nh\u1ecf h\u01a1n l\u1ef1c ph\u1ea3n \u1ee9ng c\u1ee7a l\u00f2 xo, khi\u1ebfn l\u00f5i s\u1eaft di \u0111\u1ed9ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng, c\u01a1 c\u1ea5u ti\u1ebfp \u0111i\u1ec3m tr\u1edf v\u1ec1 v\u1ecb tr\u00ed ban \u0111\u1ea7u, ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng m\u1edf m\u1edf ra, ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng \u0111\u00f3ng \u0111\u00f3ng l\u1ea1i.<\/p>\n<\/div>\n<div style=\"flex: 1; min-width: 300px; text-align: center;\">\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-size: 13px; color: #666; margin-top: 10px;\"><img decoding=\"async\" class=\"wp-image-15808 aligncenter\" title=\"6dd0448d656da27702793546dd7b7235\" src=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/6dd0448d656da27702793546dd7b7235.png\" alt=\"6dd0448d656da27702793546dd7b7235\" width=\"219\" height=\"227\" srcset=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/6dd0448d656da27702793546dd7b7235.png 559w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/6dd0448d656da27702793546dd7b7235-290x300.png 290w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/6dd0448d656da27702793546dd7b7235-12x12.png 12w\" sizes=\"(max-width: 219px) 100vw, 219px\" \/>H\u00ecnh 19-4: S\u01a1 \u0111\u1ed3 c\u1ea5u t\u1ea1o c\u1ee7a c\u00f4ng t\u1eafc t\u01a1 AC<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section style=\"margin-bottom: 50px;\">\n<h2 style=\"background: #1f365c; color: #fff; padding: 12px 25px; border-left: 10px solid #ef9308; border-radius: 4px; font-size: 22px;\">II. C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a c\u00f4ng t\u1eafc t\u01a1 v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/h2>\n<div style=\"margin-top: 20px; border: 1px dashed #ccc; padding: 20px; text-align: center; color: #777; font-style: italic;\">\n<p>B\u1ea3ng 19-1 C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a r\u01a1le ti\u1ebfp \u0111i\u1ec3m v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"229\">C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p<\/td>\n<td width=\"494\">C\u00e1c nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3<\/td>\n<td width=\"374\">C\u00e1ch kh\u1eafc ph\u1ee5c<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Kh\u00f4ng th\u1ec3 \u0111\u00f3ng l\u1ea1i sau khi c\u1ea5p \u0111i\u1ec7n<\/td>\n<td width=\"494\">(1) D\u00e2y cu\u1ed9n b\u1ecb \u0111\u1ee9t ho\u1eb7c ch\u00e1y;<\/p>\n<p>(2) L\u00f5i \u0111\u1ed9ng c\u01a1 ho\u1eb7c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed b\u1ecb k\u1eb9t;<\/p>\n<p>(3) Tr\u1ee5c quay b\u1ecb g\u1ec9 ho\u1eb7c b\u1ecb l\u1ec7ch;<\/p>\n<p>(4) C\u00f4ng su\u1ea5t ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n kh\u00f4ng \u0111\u1ee7;<\/p>\n<p>(5) \u00c1p l\u1ef1c l\u00f2 xo qu\u00e1 l\u1edbn<\/td>\n<td width=\"374\">(1) S\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf cu\u1ed9n d\u00e2y;<\/p>\n<p>(2) \u0110i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng k\u1eb9t;<\/p>\n<p>(3) Lo\u1ea1i b\u1ecf r\u1ec9 s\u00e9t, b\u00f4i m\u1ee1 b\u00f4i tr\u01a1n ho\u1eb7c thay th\u1ebf c\u00e1c b\u1ed9 ph\u1eadn;<\/p>\n<p>(4) T\u0103ng c\u00f4ng su\u1ea5t ngu\u1ed3n \u0111i\u1ec7n;<\/p>\n<p>(5) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">L\u00f5i \u0111\u1ed9ng sau khi c\u1ea5p \u0111i\u1ec7n<\/p>\n<p>Kh\u00f4ng th\u1ec3 \u0111\u00f3ng kh\u00edt ho\u00e0n to\u00e0n<\/td>\n<td width=\"494\">(1) \u0110i\u1ec7n \u00e1p ngu\u1ed3n qu\u00e1 th\u1ea5p;<\/p>\n<p>(2) \u00c1p l\u1ef1c c\u1ee7a l\u00f2 xo ti\u1ebfp \u0111i\u1ec3m v\u00e0 l\u00f2 xo gi\u1ea3i ph\u00f3ng qu\u00e1 l\u1edbn;<\/p>\n<p>(3) Kho\u1ea3ng c\u00e1ch v\u01b0\u1ee3t qu\u00e1 c\u1ee7a \u0111i\u1ec3m ti\u1ebfp x\u00fac qu\u00e1 l\u1edbn<\/td>\n<td width=\"374\">(1) \u0110i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p ngu\u1ed3n;<\/p>\n<p>(2) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c l\u00f2 xo ho\u1eb7c thay l\u00f2 xo;<\/p>\n<p>(3) \u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 h\u00e0nh tr\u00ecnh c\u1ee7a ti\u1ebfp \u0111i\u1ec3m<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Nam ch\u00e2m \u0111i\u1ec7n ph\u00e1t ra ti\u1ebfng \u1ed3n qu\u00e1 l\u1edbn ho\u1eb7c b\u1ecb rung<\/td>\n<td width=\"494\">(1) \u0110i\u1ec7n \u00e1p ngu\u1ed3n qu\u00e1 th\u1ea5p;<\/p>\n<p>(2) \u00c1p l\u1ef1c l\u00f2 xo qu\u00e1 l\u1edbn;<\/p>\n<p>(3) B\u1ec1 m\u1eb7t c\u1ef1c c\u1ee7a l\u00f5i s\u1eaft b\u1ecb b\u00e1m b\u1ea9n ho\u1eb7c m\u00f2n qu\u00e1 m\u1ee9c d\u1eabn \u0111\u1ebfn kh\u00f4ng b\u1eb1ng ph\u1eb3ng;<\/p>\n<p>(4) V\u00f2ng ng\u1eafn m\u1ea1ch b\u1ecb \u0111\u1ee9t;<\/p>\n<p>(5) Bu-l\u00f4ng k\u1eb9p l\u00f5i s\u1eaft b\u1ecb l\u1ecfng, l\u00f5i s\u1eaft b\u1ecb l\u1ec7ch ho\u1eb7c b\u1ecb k\u1eb9t c\u01a1 h\u1ecdc<\/td>\n<td width=\"374\">(1) \u0110i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p ngu\u1ed3n;<\/p>\n<p>(2) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo;<\/p>\n<p>(3) L\u00e0m s\u1ea1ch b\u1ee5i b\u1ea9n, m\u00e0i l\u1ea1i b\u1ec1 m\u1eb7t c\u1ef1c ho\u1eb7c thay l\u00f5i s\u1eaft;<\/p>\n<p>(4) Thay th\u1ebf v\u00f2ng ng\u1eafn m\u1ea1ch;<\/p>\n<p>(5) Si\u1ebft ch\u1eb7t bu-l\u00f4ng, kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 c\u01a1 kh\u00ed<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>R\u01a1le ho\u1ea1t \u0111\u1ed9ng ch\u1eadm<\/td>\n<td width=\"494\">(1) Kho\u1ea3ng c\u00e1ch gi\u1eefa l\u00f5i \u0111\u1ed9ng v\u00e0 l\u00f5i t\u0129nh qu\u00e1 l\u1edbn;<\/p>\n<p>(2) \u00c1p l\u1ef1c c\u1ee7a l\u00f2 xo qu\u00e1 l\u1edbn;<\/p>\n<p>(3) \u0110i\u1ec7n \u00e1p cu\u1ed9n d\u00e2y kh\u00f4ng \u0111\u1ee7;<\/p>\n<p>(4) V\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t kh\u00f4ng \u0111\u00fang<\/td>\n<td width=\"374\">(1) \u0110i\u1ec1u ch\u1ec9nh b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed \u0111\u1ec3 gi\u1ea3m khe h\u1edf;<\/p>\n<p>(2) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo;<\/p>\n<p>(3) \u0110i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p cu\u1ed9n d\u00e2y;<\/p>\n<p>(4) C\u00e0i \u0111\u1eb7t l\u1ea1i<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Sau khi m\u1ea5t \u0111i\u1ec7n, r\u01a1le kh\u00f4ng ng\u1eaft<\/td>\n<td width=\"494\">(1) \u00c1p l\u1ef1c l\u00f2 xo ti\u1ebfp \u0111i\u1ec3m qu\u00e1 nh\u1ecf;<\/p>\n<p>(2) L\u00f5i \u0111\u1ed9ng c\u01a1 ho\u1eb7c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed b\u1ecb k\u1eb9t;<\/p>\n<p>(3) T\u1eeb d\u01b0 trong l\u00f5i s\u1eaft qu\u00e1 l\u1edbn;<\/p>\n<p>(4) C\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac b\u1ecb h\u00e0n d\u00ednh v\u00e0o nhau;<\/p>\n<p>(5) B\u1ec1 m\u1eb7t c\u1ef1c c\u1ee7a l\u00f5i s\u1eaft b\u1ecb b\u00e1m d\u1ea7u m\u1ee1 ho\u1eb7c b\u1ee5i b\u1ea9n<\/td>\n<td width=\"374\">(1) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo ho\u1eb7c thay th\u1ebf l\u00f2 xo;<\/p>\n<p>(2) \u0110i\u1ec1u ch\u1ec9nh v\u1ecb tr\u00ed c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng k\u1eb9t;<\/p>\n<p>(3) Kh\u1eed t\u1eeb ho\u1eb7c thay l\u00f5i s\u1eaft;<\/p>\n<p>(4) S\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac;<\/p>\n<p>(5) L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t c\u1ef1c c\u1ee7a l\u00f5i s\u1eaft<\/td>\n<\/tr>\n<tr>\n<td width=\"229\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Cu\u1ed9n d\u00e2y qu\u00e1 n\u00f3ng ho\u1eb7c b\u1ecb ch\u00e1y<\/td>\n<td width=\"494\">(1) \u00c1p l\u1ef1c c\u1ee7a l\u00f2 xo qu\u00e1 l\u1edbn;<\/p>\n<p>(2) \u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c, t\u1ea7n s\u1ed1 ho\u1eb7c th\u1eddi gian c\u1ea5p \u0111i\u1ec7n c\u1ee7a cu\u1ed9n d\u00e2y kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng;<\/p>\n<p>(3) T\u1ea7n su\u1ea5t v\u1eadn h\u00e0nh qu\u00e1 cao;<\/p>\n<p>(4) Ch\u1eadp m\u1ea1ch gi\u1eefa c\u00e1c v\u00f2ng d\u00e2y;<\/p>\n<p>(5) B\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng b\u1ecb k\u1eb9t;<\/p>\n<p>(6) Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng qu\u00e1 cao;<\/p>\n<p>(7) Kh\u00f4ng kh\u00ed \u1ea9m \u01b0\u1edbt ho\u1eb7c ch\u1ee9a kh\u00ed \u0103n m\u00f2n;<\/p>\n<p>(8) B\u1ec1 m\u1eb7t c\u1ef1c c\u1ee7a l\u00f5i s\u1eaft trong m\u00e1y bi\u1ebfn \u00e1p kh\u00f4ng ph\u1eb3ng<\/td>\n<td width=\"374\">(1) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo;<\/p>\n<p>(2) Thay cu\u1ed9n d\u00e2y;<\/p>\n<p>(3) Thay th\u1ebf c\u00f4ng t\u1eafc t\u01a1;<\/p>\n<p>(4) Thay cu\u1ed9n d\u00e2y;<\/p>\n<p>(5) Lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng k\u1eb9t;<\/p>\n<p>(6) Thay \u0111\u1ed5i v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p l\u00e0m m\u00e1t;<\/p>\n<p>(7) \u00c1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng \u1ea9m v\u00e0 ch\u1ed1ng \u0103n m\u00f2n;<\/p>\n<p>(8) L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t c\u1ef1c ho\u1eb7c thay l\u00f5i s\u1eaft<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<td width=\"231\">&nbsp;<\/p>\n<p>C\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac b\u1ecb qu\u00e1 nhi\u1ec7t ho\u1eb7c b\u1ecfng<\/td>\n<td width=\"494\">(1) \u00c1p l\u1ef1c l\u00f2 xo ti\u1ebfp \u0111i\u1ec3m qu\u00e1 nh\u1ecf;<\/p>\n<p>(2) B\u1ec1 m\u1eb7t ti\u1ebfp \u0111i\u1ec3m b\u1ecb d\u00ednh d\u1ea7u m\u1ee1 ho\u1eb7c kh\u00f4ng b\u1eb1ng ph\u1eb3ng;<\/p>\n<p>(3) \u0110\u1ed9 v\u01b0\u1ee3t h\u00e0nh tr\u00ecnh c\u1ee7a \u0111i\u1ec3m ti\u1ebfp x\u00fac qu\u00e1 nh\u1ecf;<\/p>\n<p>(4) Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a ti\u1ebfp \u0111i\u1ec3m kh\u00f4ng \u0111\u1ee7;<\/p>\n<p>(5) Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng qu\u00e1 cao ho\u1eb7c t\u1ea3n nhi\u1ec7t k\u00e9m<\/td>\n<td width=\"376\">(1) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo;<\/p>\n<p>(2) L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac;<\/p>\n<p>(3) \u0110i\u1ec1u ch\u1ec9nh h\u00e0nh tr\u00ecnh qu\u00e1 m\u1ee9c ho\u1eb7c thay th\u1ebf c\u00e1c ti\u1ebfp \u0111i\u1ec3m;<\/p>\n<p>(4) Thay th\u1ebf c\u00f4ng t\u1eafc t\u01a1;<\/p>\n<p>(5) S\u1eed d\u1ee5ng c\u00f4ng t\u1eafc t\u01a1 c\u00f3 c\u00f4ng su\u1ea5t th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td width=\"231\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>C\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac b\u1ecb h\u00e0n d\u00ednh v\u00e0o nhau<\/td>\n<td width=\"494\">(1) \u00c1p l\u1ef1c l\u00f2 xo ti\u1ebfp \u0111i\u1ec3m qu\u00e1 nh\u1ecf;<\/p>\n<p>(2) Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a ti\u1ebfp \u0111i\u1ec3m kh\u00f4ng \u0111\u1ee7;<\/p>\n<p>(3) S\u1ed1 l\u1ea7n ng\u1eaft m\u1ea1ch c\u1ee7a ti\u1ebfp \u0111i\u1ec3m qu\u00e1 nhi\u1ec1u;<\/p>\n<p>(4) B\u1ec1 m\u1eb7t ti\u1ebfp \u0111i\u1ec3m c\u00f3 c\u00e1c h\u1ea1t kim lo\u1ea1i nh\u00f4 l\u00ean ho\u1eb7c c\u00f3 d\u1ecb v\u1eadt;<\/p>\n<p>(5) Ch\u1eadp m\u1ea1ch ph\u00eda t\u1ea3i<\/td>\n<td width=\"376\">(1) \u0110i\u1ec1u ch\u1ec9nh l\u1ef1c n\u00e9n c\u1ee7a l\u00f2 xo;<\/p>\n<p>(2) Thay th\u1ebf c\u00f4ng t\u1eafc t\u01a1;<\/p>\n<p>(3) Thay th\u1ebf c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac;<\/p>\n<p>(4) L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac;<\/p>\n<p>(5) Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ch\u1eadp m\u1ea1ch, thay th\u1ebf c\u00e1c ti\u1ebfp \u0111i\u1ec3m<\/td>\n<\/tr>\n<tr>\n<td width=\"231\">&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Ch\u1eadp m\u1ea1ch gi\u1eefa c\u00e1c pha<\/td>\n<td width=\"494\">(1) C\u01a1 ch\u1ebf kh\u00f3a li\u00ean \u0111\u1ed9ng gi\u1eefa c\u00e1c r\u01a1le c\u00f3 th\u1ec3 \u0111\u1ea3o chi\u1ec1u kh\u00f4ng \u0111\u00e1ng tin c\u1eady, d\u1eabn \u0111\u1ebfn vi\u1ec7c c\u1ea3 hai r\u01a1le c\u00f9ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi v\u00e0 g\u00e2y ra s\u1ef1 c\u1ed1 ch\u1eadp m\u1ea1ch gi\u1eefa c\u00e1c pha;<\/p>\n<p>(2) R\u01a1le ti\u1ebfp \u0111i\u1ec3m ho\u1ea1t \u0111\u1ed9ng qu\u00e1 nhanh, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ch\u1eadp \u0111i\u1ec7n;<\/p>\n<p>(3) B\u1ee5i b\u1ea9n ho\u1eb7c d\u1ea7u m\u1ee1 l\u00e0m suy gi\u1ea3m t\u00ednh c\u00e1ch \u0111i\u1ec7n;<\/p>\n<p>(4) Ph\u1ee5 t\u00f9ng b\u1ecb h\u1ecfng<\/td>\n<td width=\"376\">&nbsp;<\/p>\n<p>(1) Ki\u1ec3m tra c\u00e1c thi\u1ebft b\u1ecb kh\u00f3a li\u00ean \u0111\u1ed9ng \u0111i\u1ec7n v\u00e0 c\u01a1 kh\u00ed;<\/p>\n<p>(2) Thay th\u1ebf c\u00e1c r\u01a1le c\u00f3 th\u1eddi gian \u0111\u00f3ng\/m\u1edf l\u00e2u;<\/p>\n<p>(3) Th\u01b0\u1eddng xuy\u00ean d\u1ecdn d\u1eb9p \u0111\u1ec3 gi\u1eef s\u1ea1ch s\u1ebd;<\/p>\n<p>(4) Thay th\u1ebf c\u00e1c b\u1ed9 ph\u1eadn b\u1ecb h\u1ecfng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section style=\"margin-bottom: 50px;\">\n<h2 style=\"background: #1f365c; color: #fff; padding: 12px 25px; border-left: 10px solid #ef9308; border-radius: 4px; font-size: 22px;\">3. Ki\u1ec3m tra c\u00f4ng t\u1eafc t\u01a1<\/h2>\n<div style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 25px;\">\n<div style=\"background: #fff; border: 1px solid #eee; padding: 20px; border-radius: 8px; border-top: 4px solid #1f365c; box-shadow: 0 4px 6px rgba(0,0,0,0.05);\">\n<h4 style=\"margin-top: 0; color: #1f365c;\">1. Ki\u1ec3m tra ngo\u1ea1i quan<\/h4>\n<p style=\"font-size: 14px;\">Ki\u1ec3m tra xem r\u01a1le t\u1ea7n s\u1ed1 c\u00f3 c\u00f2n nguy\u00ean v\u1eb9n hay kh\u00f4ng, b\u1ec1 ngo\u00e0i c\u00f3 b\u1ecb h\u01b0 h\u1ecfng g\u00ec kh\u00f4ng, c\u00e1c \u0111\u1ea7u n\u1ed1i v\u00e0 \u1ed1c v\u00edt c\u00f3 c\u00f2n nguy\u00ean v\u1eb9n hay kh\u00f4ng.<\/p>\n<\/div>\n<div style=\"background: #fff; border: 1px solid #eee; padding: 20px; border-radius: 8px; border-top: 4px solid #1f365c; box-shadow: 0 4px 6px rgba(0,0,0,0.05);\">\n<h4 style=\"margin-top: 0; color: #1f365c;\">2. Ki\u1ec3m tra \u0111i\u1ec3m ti\u1ebfp x\u00fac ch\u00ednh<\/h4>\n<p style=\"font-size: 14px;\">\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng v\u1ec1<strong>Ch\u1ebf \u0111\u1ed9 c\u00f2i<\/strong>, n\u1ed1i hai \u0111\u1ea7u b\u00fat \u0111o v\u00e0o hai \u0111\u1ea7u c\u1ee7a ti\u1ebfp \u0111i\u1ec3m ch\u00ednh, kh\u00f4ng c\u00f3 ti\u1ebfng k\u00eau; nh\u1ea5n v\u00e0o l\u00f5i nam ch\u00e2m \u0111\u1ed9ng, n\u1ebfu c\u00f3 ti\u1ebfng k\u00eau b\u00edp th\u00ec ch\u1ee9ng t\u1ecf thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, ng\u01b0\u1ee3c l\u1ea1i th\u00ec thi\u1ebft b\u1ecb b\u1ecb h\u1ecfng.<\/p>\n<\/div>\n<div style=\"background: #fff; border: 1px solid #eee; padding: 20px; border-radius: 8px; border-top: 4px solid #1f365c; box-shadow: 0 4px 6px rgba(0,0,0,0.05);\">\n<h4 style=\"margin-top: 0; color: #1f365c;\">3. Ki\u1ec3m tra c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac ph\u1ee5<\/h4>\n<p style=\"font-size: 14px;\">K\u1ebft n\u1ed1i hai \u0111\u1ea7u c\u1ee7a r\u01a1le, nh\u1ea5n n\u00fat \u0111\u1ec3 ki\u1ec3m tra. X\u00e1c \u0111\u1ecbnh xem logic ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng m\u1edf\/th\u01b0\u1eddng \u0111\u00f3ng c\u00f3 ch\u00ednh x\u00e1c hay kh\u00f4ng (c\u00f3 ti\u1ebfng k\u00eau\/kh\u00f4ng c\u00f3 ti\u1ebfng k\u00eau); n\u1ebfu kh\u00f4ng, c\u00f3 ngh\u0129a l\u00e0 thi\u1ebft b\u1ecb \u0111\u00e3 h\u1ecfng.<\/p>\n<\/div>\n<div style=\"background: #fff; border: 1px solid #eee; padding: 20px; border-radius: 8px; border-top: 4px solid #1f365c; box-shadow: 0 4px 6px rgba(0,0,0,0.05);\">\n<h4 style=\"margin-top: 0; color: #1f365c;\">4. Ki\u1ec3m tra cu\u1ed9n d\u00e2y<\/h4>\n<p style=\"font-size: 14px;\">\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng v\u1ec1 <strong>D\u1ea3i \u0111i\u1ec7n tr\u1edf R\u00d71k<\/strong>, n\u1ed1i l\u1ea7n l\u01b0\u1ee3t v\u00e0o hai \u0111\u1ea7u cu\u1ed9n d\u00e2y, sau \u0111\u00f3 \u0111o xem gi\u00e1 tr\u1ecb \u0111i\u1ec7n tr\u1edf th\u1ef1c t\u1ebf c\u1ee7a cu\u1ed9n d\u00e2y c\u00f3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u hay kh\u00f4ng.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section style=\"margin-bottom: 60px;\">\n<h2 style=\"background: #1f365c; color: #fff; padding: 12px 25px; border-left: 10px solid #ef9308; border-radius: 4px; font-size: 22px;\">IV. Th\u00e1o l\u1eafp c\u00f4ng t\u1eafc t\u01a1<\/h2>\n<div style=\"margin-top: 25px; padding: 0 10px;\">\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px;\">(1) C\u00e1c b\u01b0\u1edbc th\u00e1o l\u1eafp c\u00f4ng t\u1eafc t\u01a1<\/h3>\n<div style=\"display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px;\">\n<div style=\"flex: 1; min-width: 320px; background: #eef2f7; padding: 25px; border-radius: 12px;\">\n<ol style=\"margin: 0; padding-left: 20px; line-height: 2;\">\n<li><strong>1. Th\u00e1o n\u1eafp che ng\u1ecdn l\u1eeda:<\/strong>Th\u00e1o c\u00e1c v\u00edt c\u1ed1 \u0111\u1ecbnh \u1edf ph\u00eda tr\u00ean, sau \u0111\u00f3 th\u00e1o n\u1eafp che ng\u1ecdn l\u1eeda.<\/li>\n<li><strong>2. Th\u00e1o c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh:<\/strong>Si\u1ebft ch\u1eb7t k\u1eb9p l\u00f2 xo \u0111\u1ecbnh v\u1ecb, th\u00e1o c\u1ea7u ti\u1ebfp \u0111i\u1ec3m \u0111\u1ed9ng v\u00e0 t\u1ea5m l\u00f2 xo \u00e1p l\u1ef1c. C\u1ea7n xoay sang m\u1ed9t b\u00ean 45\u00b0 tr\u01b0\u1edbc khi th\u00e1o, sau \u0111\u00f3 v\u1eb7n v\u00edt ti\u1ebfp \u0111i\u1ec3m t\u0129nh ra.<\/li>\n<li><strong>3. Th\u00e1o ti\u1ebfp \u0111i\u1ec3m t\u0129nh c\u1ee7a ti\u1ebfp \u0111i\u1ec3m ph\u1ee5:<\/strong>V\u1eb7n l\u1ecfng v\u00edt c\u1ecdc n\u1ed1i, th\u00e1o ti\u1ebfp \u0111i\u1ec3m th\u01b0\u1eddng m\u1edf ph\u1ee5.<\/li>\n<li><strong>4. Th\u00e1o n\u1eafp \u0111\u00e1y:<\/strong>\u0110\u1eb7t c\u00f4ng t\u1eafc t\u01a1 ng\u01b0\u1ee3c l\u1ea1i, sau \u0111\u00f3 th\u00e1o c\u00e1c \u1ed1c v\u00edt \u1edf n\u1eafp \u0111\u00e1y. Ph\u1ea3i gi\u1eef ch\u1eb7t n\u1eafp b\u1eb1ng nh\u1ef1a bakelite \u0111\u1ec3 ng\u0103n l\u00f2 xo gi\u1ea3m ch\u1ea5n b\u1eadt ra.<\/li>\n<li><strong>5. Th\u00e1o l\u00f5i s\u1eaft t\u0129nh:<\/strong>Th\u00e1o l\u00f5i s\u1eaft t\u0129nh v\u00e0 mi\u1ebfng gi\u1ea5y c\u00e1ch \u0111i\u1ec7n \u0111\u1ec7m, sau \u0111\u00f3 th\u00e1o gi\u00e1 \u0111\u1ee1 v\u00e0 l\u00f2 xo \u0111\u1ec7m.<\/li>\n<li><strong>6. Th\u00e1o cu\u1ed9n d\u00e2y \u0111i\u1ec7n t\u1eeb:<\/strong>K\u00e9o mi\u1ebfng k\u1eb9p l\u00f2 xo \u1edf \u0111\u1ea7u n\u1ed1i cu\u1ed9n d\u00e2y ra, sau \u0111\u00f3 th\u00e1o cu\u1ed9n d\u00e2y ra.<\/li>\n<li><strong>7. Th\u00e1o d\u1ee1 ph\u1ea7n ti\u1ebfp x\u00fac t\u1eeb v\u00e0 gi\u00e1 \u0111\u1ee1:<\/strong>Th\u00e1o l\u00f2 xo ph\u1ea3n l\u1ef1c, mi\u1ebfng s\u1eaft v\u00e0 gi\u00e1 \u0111\u1ee1, sau \u0111\u00f3 th\u00e1o ch\u1ed1t \u0111\u1ecbnh v\u1ecb l\u00f5i s\u1eaft \u0111\u1ed9ng, l\u00f5i s\u1eaft \u0111\u1ed9ng v\u00e0 mi\u1ebfng gi\u1ea5y c\u00e1ch \u0111i\u1ec7n gi\u1ea3m ch\u1ea5n. Nh\u01b0 v\u1eady l\u00e0 \u0111\u00e3 ho\u00e0n t\u1ea5t vi\u1ec7c th\u00e1o d\u1ee1.<\/li>\n<\/ol>\n<\/div>\n<div style=\"flex: 1; min-width: 300px; text-align: center; display: flex; align-items: center; justify-content: center; background: #f9f9f9; border-radius: 12px; border: 1px dashed #ccc;\">\n<div>\n<p style=\"font-size: 13px; color: #666; margin-top: 10px;\"><img decoding=\"async\" class=\"wp-image-15809 aligncenter\" title=\"34fd6a2eda4c0950d51d12bfaef12f89\" src=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/34fd6a2eda4c0950d51d12bfaef12f89.png\" alt=\"34fd6a2eda4c0950d51d12bfaef12f89\" width=\"103\" height=\"307\" srcset=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/34fd6a2eda4c0950d51d12bfaef12f89.png 470w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/34fd6a2eda4c0950d51d12bfaef12f89-343x1024.png 343w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/34fd6a2eda4c0950d51d12bfaef12f89-4x12.png 4w\" sizes=\"(max-width: 103px) 100vw, 103px\" \/>H\u00ecnh 19-5: Th\u00e1o l\u1eafp c\u00f4ng t\u1eafc t\u01a1<\/p>\n<\/div>\n<\/div>\n<\/div>\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px; margin-top: 40px;\">(2) S\u1eeda ch\u1eefa v\u00e0 l\u1eafp r\u00e1p c\u00f4ng t\u1eafc t\u01a1<\/h3>\n<p style=\"text-indent: 2em;\">C\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh c\u1ee7a r\u01a1le c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa ho\u1eb7c thay th\u1ebf ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh \u0111\u1ed9ng, t\u0129nh v\u00e0 cu\u1ed9n d\u00e2y \u0111i\u1ec7n t\u1eeb. Vi\u1ec7c l\u1eafp r\u00e1p sau khi s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo c\u00e1c b\u01b0\u1edbc ng\u01b0\u1ee3c l\u1ea1i v\u1edbi qu\u00e1 tr\u00ecnh th\u00e1o d\u1ee1.<\/p>\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px; margin-top: 40px;\">(3) Ki\u1ec3m tra ch\u1ee9c n\u0103ng c\u1ee7a r\u01a1le<\/h3>\n<div style=\"background: #fff; border: 1px solid #eee; padding: 25px; border-radius: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);\">\n<p><strong>Ki\u1ec3m tra ng\u1eaft \u0111i\u1ec7n:<\/strong>Ch\u1ecdn d\u1ea3i \u0111o \u0111i\u1ec7n tr\u1edf tr\u00ean \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u0111\u1ec3 ki\u1ec3m tra xem cu\u1ed9n d\u00e2y c\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t kh\u00f4ng; s\u1eed d\u1ee5ng d\u1ea3i \u0111o c\u00f2i b\u00e1o \u0111\u1ec3 ki\u1ec3m tra c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh v\u00e0 ti\u1ebfp \u0111i\u1ec3m ph\u1ee5. Trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra, d\u00f9ng tay gi\u1eef ch\u1eb7t \u0111\u1ea7u tr\u00ean c\u1ee7a thanh n\u1ed1i c\u00e1ch \u0111i\u1ec7n. Ki\u1ec3m tra xem c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng c\u00f3 linh ho\u1ea1t kh\u00f4ng. S\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n \u0111\u1ec3 ki\u1ec3m tra \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh v\u00e0 gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m v\u1edbi v\u1ecf m\u00e1y.<\/p>\n<p><strong>Ki\u1ec3m tra khi c\u1ea5p \u0111i\u1ec7n:<\/strong>D\u1ef1a v\u00e0o th\u00f4ng s\u1ed1 tr\u00ean nh\u00e3n hi\u1ec7u \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111i\u1ec7n \u00e1p cu\u1ed9n d\u00e2y, ki\u1ec3m tra xem c\u00e1c ti\u1ebfp \u0111i\u1ec3m ch\u00ednh v\u00e0 ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 c\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t kh\u00f4ng.<\/p>\n<\/div>\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px; margin-top: 40px;\">(4) Nh\u1eefng \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd khi th\u00e1o l\u1eafp<\/h3>\n<div style=\"background: #fdf2f2; border: 1px solid #f5c6cb; padding: 25px; border-radius: 12px;\">\n<ul style=\"margin: 0; padding-left: 20px; font-size: 15px; color: #721c24;\">\n<li>(1) Trong qu\u00e1 tr\u00ecnh th\u00e1o d\u1ee1, c\u1ea7n chu\u1ea9n b\u1ecb s\u1eb5n c\u00e1c th\u00f9ng \u0111\u1ef1ng \u0111\u1ec3 \u0111\u1ef1ng c\u00e1c b\u1ed9 ph\u1eadn, tr\u00e1nh b\u1ecb th\u1ea5t l\u1ea1c. C\u00e1c b\u1ed9 ph\u1eadn c\u1ea7n \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp g\u1ecdn g\u00e0ng theo th\u1ee9 t\u1ef1.<\/li>\n<li>(2) Trong qu\u00e1 tr\u00ecnh th\u00e1o l\u1eafp, kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng l\u1ef1c m\u1ea1nh \u0111\u1ec3 c\u1ea1y, nh\u1eb1m tr\u00e1nh l\u00e0m h\u1ecfng thi\u1ebft b\u1ecb \u0111i\u1ec7n. Khi l\u1eafp c\u00e1c ti\u1ebfp \u0111i\u1ec3m t\u0129nh ph\u1ee5, c\u1ea7n \u0111\u1ea3m b\u1ea3o kh\u00f4ng l\u00e0m k\u1eb9t c\u00e1c ti\u1ebfp \u0111i\u1ec3m \u0111\u1ed9ng.<\/li>\n<li>(3) Khi ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m c\u1ea5p \u0111i\u1ec7n, r\u01a1le ph\u1ea3i \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00f3 ng\u01b0\u1eddi gi\u00e1m s\u00e1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n \u0111i\u1ec7n.<\/li>\n<li>(4) Khi \u0111i\u1ec1u ch\u1ec9nh l\u1ef1c \u00e9p c\u1ee7a \u0111i\u1ec3m ti\u1ebfp x\u00fac, c\u1ea7n ch\u00fa \u00fd kh\u00f4ng l\u00e0m h\u1ecfng \u0111i\u1ec3m ti\u1ebfp x\u00fac ch\u00ednh c\u1ee7a r\u01a1le.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<footer style=\"text-align: center; margin-top: 80px; padding-top: 30px; border-top: 1px solid #eee; color: #999; font-size: 13px;\">Kh\u00f3a \u0111\u00e0o t\u1ea1o k\u1ef9 n\u0103ng c\u01a1 b\u1ea3n v\u1ec1 \u0111i\u1ec7n t\u1eed v\u00e0 \u0111i\u1ec7n tr\u00ean t\u00e0u | S\u1ed5 tay k\u1ef9 thu\u1eadt b\u1ea3o tr\u00ec c\u00f4ng t\u1eafc t\u01a1 | Phi\u00ean b\u1ea3n s\u1eeda \u0111\u1ed5i n\u0103m 2026<\/footer>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>C\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p c\u1ee7a c\u00f4ng t\u1eafc t\u01a1, th\u1ef1c h\u00e0nh th\u00e1o l\u1eafp v\u00e0 s\u1eeda ch\u1eefa Thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u1ed1t l\u00f5i trong \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng \u00b7 C\u01a1 c\u1ea5u \u0111i\u1ec7n t\u1eeb \u00b7 Quy tr\u00ecnh b\u1ea3o tr\u00ec C\u00f4ng t\u1eafc t\u01a1 l\u00e0 thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd l\u1ef1c h\u00fat \u0111i\u1ec7n t\u1eeb, th\u01b0\u1eddng xuy\u00ean\u2026<\/p>","protected":false},"author":1,"featured_media":15810,"comment_status":"open","ping_status":"closed","template":"","dt_portfolio_category":[891],"dt_portfolio_tags":[],"class_list":["post-15807","dt_portfolio","type-dt_portfolio","status-publish","has-post-thumbnail","hentry","dt_portfolio_category-dianzidianqiyuanshicaopinggukecheng","dt_portfolio_category-891","description-off"],"_links":{"self":[{"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio\/15807","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio"}],"about":[{"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/types\/dt_portfolio"}],"author":[{"embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/comments?post=15807"}],"version-history":[{"count":1,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio\/15807\/revisions"}],"predecessor-version":[{"id":15811,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio\/15807\/revisions\/15811"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/media\/15810"}],"wp:attachment":[{"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=15807"}],"wp:term":[{"taxonomy":"dt_portfolio_category","embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio_category?post=15807"},{"taxonomy":"dt_portfolio_tags","embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio_tags?post=15807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}