{"id":15828,"date":"2026-01-07T10:48:00","date_gmt":"2026-01-07T02:48:00","guid":{"rendered":"http:\/\/www.erun-tech.com\/?post_type=dt_portfolio&#038;p=15828"},"modified":"2026-01-07T10:48:00","modified_gmt":"2026-01-07T02:48:00","slug":"tongyongbianpinqidewaibujiexianyuyingyongguifan","status":"publish","type":"dt_portfolio","link":"http:\/\/www.erun-tech.com\/vi\/project\/tongyongbianpinqidewaibujiexianyuyingyongguifan","title":{"rendered":"Ti\u00eau chu\u1ea9n k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a bi\u1ebfn t\u1ea7n chung"},"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;\">Ti\u00eau chu\u1ea9n k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a bi\u1ebfn t\u1ea7n chung<\/h1>\n<div style=\"display: inline-block; background: #1f365c; color: #fff; padding: 6px 20px; border-radius: 4px; font-size: 14px; letter-spacing: 1px;\">T\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p \u00b7 \u0110i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 \u00b7 C\u00f4ng ngh\u1ec7 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/div>\n<\/div>\n<section style=\"margin-bottom: 40px;\">\n<p style=\"text-indent: 2em; background: #f9f9f9; padding: 20px; border-radius: 4px; border-left: 5px solid #1f365c;\">Bi\u1ebfn t\u1ea7n (Variable Frequency Drive, VFD) l\u00e0 m\u1ed9t lo\u1ea1i thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 v\u00e0 m\u00f4-men xo\u1eafn c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n xoay chi\u1ec1u. B\u1eb1ng c\u00e1ch thay \u0111\u1ed5i t\u1ea7n s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n c\u1ea5p cho \u0111\u1ed9ng c\u01a1, bi\u1ebfn t\u1ea7n c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 quay c\u1ee7a \u0111\u1ed9ng c\u01a1, t\u1eeb \u0111\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u00f4ng ngh\u1ec7 kh\u00e1c nhau. C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a bi\u1ebfn t\u1ea7n bao g\u1ed3m: \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, n\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c trong \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh, b\u1ea3o v\u1ec7 \u0111\u1ed9ng c\u01a1 v\u00e0 thi\u1ebft b\u1ecb, th\u00edch \u1ee9ng v\u1edbi c\u00e1c y\u00eau c\u1ea7u t\u1ea3i kh\u00e1c nhau, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng l\u01b0\u1edbi \u0111i\u1ec7n, v.v.<\/p>\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;\">I. Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n<\/h2>\n<div style=\"margin-top: 25px; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px;\">\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">1. \u0110i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9:<\/strong>Cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9ng c\u01a1 theo nhu c\u1ea7u th\u1ef1c t\u1ebf, thay v\u00ec c\u1ed1 \u0111\u1ecbnh \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh.<\/div>\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">2. Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng:<\/strong>B\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9, c\u00f3 th\u1ec3 gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0o c\u00e1c khung gi\u1edd ngo\u00e0i gi\u1edd cao \u0111i\u1ec3m. C\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi l\u0169y th\u1eeba ba c\u1ee7a t\u1ed1c \u0111\u1ed9 quay.<\/div>\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">3. N\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c trong ki\u1ec3m so\u00e1t quy tr\u00ecnh:<\/strong>\u0110\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng v\u00e0 d\u1eebng m\u01b0\u1ee3t m\u00e0 c\u00f9ng kh\u1ea3 n\u0103ng \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9\/m\u00f4-men xo\u1eafn ch\u00ednh x\u00e1c, t\u1eeb \u0111\u00f3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t.<\/div>\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">4. B\u1ea3o v\u1ec7 \u0111\u1ed9ng c\u01a1 v\u00e0 thi\u1ebft b\u1ecb:<\/strong>Ch\u1ee9c n\u0103ng kh\u1edfi \u0111\u1ed9ng v\u00e0 d\u1eebng m\u1ec1m gi\u00fap gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng va \u0111\u1eadp, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p nhi\u1ec1u t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 nh\u01b0 ch\u1ed1ng qu\u00e1 d\u00f2ng, qu\u00e1 \u00e1p v\u00e0 qu\u00e1 t\u1ea3i.<\/div>\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">5. Ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u1ee9c t\u1ea3i kh\u00e1c nhau:<\/strong>Gi\u00fap \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1edf \u0111i\u1ec3m hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, ph\u00f9 h\u1ee3p v\u1edbi t\u1ea3i m\u00f4-men xo\u1eafn kh\u00f4ng \u0111\u1ed5i ho\u1eb7c bi\u1ebfn \u0111\u1ed5i.<\/div>\n<div style=\"border: 1px solid #eee; padding: 15px; border-radius: 8px;\"><strong style=\"color: #1f365c;\">6. N\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng l\u01b0\u1edbi \u0111i\u1ec7n:<\/strong>Gi\u1ea3m m\u00e9o h\u00e0i c\u1ee7a d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o th\u00f4ng qua b\u1ed9 l\u1ecdc ho\u1eb7c c\u00f4ng ngh\u1ec7 ti\u1ec1n khu\u1ebfch \u0111\u1ea1i ch\u1ee7 \u0111\u1ed9ng.<\/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 \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd khi l\u1ef1a ch\u1ecdn bi\u1ebfn t\u1ea7n<\/h2>\n<div style=\"margin-top: 25px;\">\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px;\">(1) \u0110\u1eb7c t\u00ednh t\u1ea3i v\u00e0 th\u00f4ng s\u1ed1 \u0111\u1ed9ng c\u01a1<\/h3>\n<p style=\"font-size: 14px;\">\u25cf <strong>Lo\u1ea1i t\u1ea3i:<\/strong>M\u00f4-men xo\u1eafn kh\u00f4ng \u0111\u1ed5i (v\u00ed d\u1ee5: c\u1ea7n c\u1ea9u, n\u00ean ch\u1ecdn lo\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu qu\u00e1 t\u1ea3i cao); m\u00f4-men xo\u1eafn thay \u0111\u1ed5i (v\u00ed d\u1ee5: qu\u1ea1t, m\u00e1y b\u01a1m, n\u00ean ch\u1ecdn lo\u1ea1i ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng).<br \/>\n\u25cf <strong>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ed9ng c\u01a1:<\/strong>Ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng su\u1ea5t, \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n, s\u1ed1 c\u1ef1c v\u00e0 d\u1ea3i t\u1ea7n s\u1ed1.<\/p>\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px; margin-top: 30px;\">(2) C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n<\/h3>\n<p style=\"font-size: 14px;\">\u25cf <strong>C\u00f4ng su\u1ea5t:<\/strong>Kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1, \u0111\u1ed3ng th\u1eddi ph\u1ea3i d\u1ef1 tr\u1eef d\u01b0 th\u1eeba t\u1eeb 20% \u0111\u1ebfn 30% cho t\u1ea3i n\u1eb7ng.<br \/>\n\u25cf <strong>Ph\u01b0\u01a1ng th\u1ee9c \u0111i\u1ec1u khi\u1ec3n:<\/strong>\u0110i\u1ec1u khi\u1ec3n V\/F (chi ph\u00ed th\u1ea5p, \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n); \u0110i\u1ec1u khi\u1ec3n vect\u01a1 (\u0111i\u1ec1u khi\u1ec3n m\u00f4-men xo\u1eafn\/t\u1ed1c \u0111\u1ed9 v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao).<br \/>\n\u25cf <strong>Kh\u1ea3 n\u0103ng ch\u1ecbu qu\u00e1 t\u1ea3i:<\/strong>Th\u00f4ng th\u01b0\u1eddng, th\u1eddi gian duy tr\u00ec n\u1eb1m trong kho\u1ea3ng t\u1eeb 120% \u0111\u1ebfn 150%, k\u00e9o d\u00e0i trong 1 ph\u00fat.<\/p>\n<h3 style=\"color: #1f365c; border-bottom: 2px solid #eee; padding-bottom: 8px; margin-top: 30px;\">(3) Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 nhu c\u1ea7u ch\u1ee9c n\u0103ng<\/h3>\n<div style=\"background: #eef2f7; padding: 20px; border-radius: 8px;\">\n<p style=\"font-size: 14px; margin: 0;\"><strong>M\u00f4i tr\u01b0\u1eddng c\u00e0i \u0111\u1eb7t:<\/strong>Nhi\u1ec7t \u0111\u1ed9 (-10~40\u00b0C), \u0111\u1ed9 \u1ea9m (&lt;90% RH), c\u1ea5p b\u1ea3o v\u1ec7 (IP).<br \/>\n<strong>EMC:<\/strong>L\u1eafp th\u00eam cu\u1ed9n c\u1ea3m v\u00e0 b\u1ed9 l\u1ecdc, \u0111\u1ed3ng th\u1eddi tr\u00e1nh s\u1eed d\u1ee5ng chung ngu\u1ed3n \u0111i\u1ec7n v\u1edbi PLC.<br \/>\n<strong>Ch\u1ee9c n\u0103ng k\u1ef9 thu\u1eadt:<\/strong>\u0110i\u1ec1u khi\u1ec3n PID, nhi\u1ec1u c\u1ea5p t\u1ed1c \u0111\u1ed9, t\u1ea7n s\u1ed1 nh\u1ea3y, ch\u1ee9c n\u0103ng phanh (\u0111i\u1ec7n tr\u1edf phanh).<br \/>\n<strong>Giao di\u1ec7n v\u00e0 b\u1ea3o m\u1eadt:<\/strong>Giao ti\u1ebfp (Modbus\/Profinet), ch\u1ee9c n\u0103ng an to\u00e0n (STO).<\/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;\">III. Nh\u1eefng \u0111i\u1ec3m ch\u00ednh trong vi\u1ec7c b\u1ea3o tr\u00ec v\u00e0 b\u1ea3o d\u01b0\u1ee1ng<\/h2>\n<ul style=\"margin-top: 25px; padding-left: 20px; line-height: 2;\">\n<li>Ki\u1ec3m tra \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng (nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m); khi nhi\u1ec7t \u0111\u1ed9 cao, h\u00e3y m\u1edf n\u1eafp \u0111\u1ec3 h\u1ed7 tr\u1ee3 t\u1ea3n nhi\u1ec7t.<\/li>\n<li>Lau ch\u00f9i b\u1ee5i b\u1ea9n, \u0111\u1ea3m b\u1ea3o khu v\u1ef1c xung quanh kh\u00f4ng c\u00f3 m\u00f9i l\u1ea1 c\u0169ng nh\u01b0 kh\u00f4ng c\u00f3 kh\u00ed d\u1ec5 ch\u00e1y, d\u1ec5 n\u1ed5.<\/li>\n<li>Ki\u1ec3m tra xem th\u00e2n m\u00e1y c\u00f3 b\u1ecb rung l\u1eafc b\u1ea5t th\u01b0\u1eddng, ph\u00e1t ra ti\u1ebfng \u1ed3n ho\u1eb7c c\u00f3 m\u00f9i l\u1ea1 kh\u00f4ng, \u0111\u1ed3ng th\u1eddi ki\u1ec3m tra xem c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111\u00e3 \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t ch\u01b0a.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh ho\u1ea1t \u0111\u1ed9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n<li>Theo d\u00f5i c\u00e1c th\u00f4ng s\u1ed1 \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o, d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o v\u00e0 d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u ra.<\/li>\n<\/ul>\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. C\u00e1ch \u0111\u1ea5u d\u00e2y ti\u00eau bi\u1ec3u c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n<\/h2>\n<div style=\"margin-top: 25px;\">\n<p style=\"text-indent: 2em;\">C\u00f3 r\u1ea5t nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t bi\u1ebfn t\u1ea7n th\u00f4ng th\u01b0\u1eddng (ABB, Siemens, Schneider, v.v.). Ph\u1ea7n n\u00e0y s\u1ebd t\u1eadp trung v\u00e0o<strong>Bi\u1ebfn t\u1ea7n ba pha 400 V Siemens SINAMICS V20<\/strong>H\u00e3y l\u1ea5y v\u00ed d\u1ee5 \u0111\u1ec3 gi\u1ea3i th\u00edch.<\/p>\n<div style=\"background: #fff; border: 1px solid #ddd; padding: 25px; border-radius: 12px; margin-top: 20px;\">\n<p style=\"font-size: 15px;\"><strong>H\u01b0\u1edbng d\u1eabn \u0111\u1ea5u d\u00e2y ti\u00eau bi\u1ec3u (xem H\u00ecnh 20-1):<\/strong><\/p>\n<p style=\"font-size: 14px;\">Ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00e1c \u0111\u1ea7u n\u1ed1i ngu\u1ed3n th\u00f4ng qua c\u1ea7u ch\u00ec, c\u00f4ng t\u1eafc t\u01a1, cu\u1ed9n c\u1ea3m \u0111\u1ea7u v\u00e0o v\u00e0 b\u1ed9 l\u1ecdc <strong>L1, L2, L3<\/strong>. C\u1ef1c \u0111\u1ed9ng c\u01a1 <strong>U, V, W<\/strong> K\u1ebft n\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 th\u00f4ng qua cu\u1ed9n c\u1ea3m \u0111\u1ea7u ra. T\u1ea5t c\u1ea3 c\u00e1c c\u1ef1c PE c\u1ee7a thi\u1ebft b\u1ecb ph\u1ea3i \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t. C\u1ef1c phanh th\u1ef1c hi\u1ec7n phanh ti\u00eau hao n\u0103ng l\u01b0\u1ee3ng th\u00f4ng qua vi\u1ec7c k\u1ebft n\u1ed1i b\u1ed9 phanh v\u00e0 \u0111i\u1ec7n tr\u1edf phanh. C\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa th\u00f4ng qua m\u00f4-\u0111un giao di\u1ec7n BOP ho\u1eb7c k\u1ebft n\u1ed1i v\u1edbi m\u00f4-\u0111un k\u1ebft n\u1ed1i th\u00f4ng minh \u0111\u1ec3 th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh ch\u1ea1y th\u1eed nhanh ch\u00f3ng.<\/p>\n<\/div>\n<div style=\"text-align: center; margin: 30px 0;\">\n<p style=\"font-size: 13px; color: #666; margin-top: 10px;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15829 aligncenter\" title=\"19bbc670084a305b23ec6afd27d73cd2\" src=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2.png\" alt=\"19bbc670084a305b23ec6afd27d73cd2\" width=\"504\" height=\"571\" srcset=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2.png 862w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2-265x300.png 265w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2-768x870.png 768w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2-11x12.png 11w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/19bbc670084a305b23ec6afd27d73cd2-600x679.png 600w\" sizes=\"auto, (max-width: 504px) 100vw, 504px\" \/>H\u00ecnh 20-1: C\u00e1ch \u0111\u1ea5u d\u00e2y \u0111i\u1ec3n h\u00ecnh c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n<\/p>\n<\/div>\n<div style=\"text-align: center; margin: 30px 0;\">\n<p style=\"font-size: 13px; color: #666; margin-top: 10px;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-15830 aligncenter\" title=\"520d238ef9348cac8bcc86f3293d102a\" src=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a.png\" alt=\"520d238ef9348cac8bcc86f3293d102a\" width=\"471\" height=\"530\" srcset=\"http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a.png 892w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a-267x300.png 267w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a-768x864.png 768w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a-11x12.png 11w, http:\/\/www.erun-tech.com\/wp-content\/uploads\/2026\/01\/520d238ef9348cac8bcc86f3293d102a-600x675.png 600w\" sizes=\"auto, (max-width: 471px) 100vw, 471px\" \/>H\u00ecnh 20-2 S\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y m\u1ea1ch ch\u00ednh v\u00e0 m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n c\u1ee7a SINAMICS V20<\/p>\n<\/div>\n<div style=\"background: #fff8e6; padding: 20px; border: 1px solid #ffeeba; border-radius: 8px; margin-top: 30px;\">\n<p style=\"font-size: 14px; margin: 0;\"><strong>Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd:<\/strong><br \/>\n1. Gi\u1edbi h\u1ea1n chi\u1ec1u d\u00e0i c\u00e1p c\u00f3 l\u1edbp ch\u1eafn: Trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n, chi\u1ec1u d\u00e0i c\u00e1p c\u00f3 l\u1edbp ch\u1eafn ng\u1eafn h\u01a1n so v\u1edbi c\u00e1p kh\u00f4ng c\u00f3 l\u1edbp ch\u1eafn.<br \/>\n2. C\u00f4ng ngh\u1ec7 87 Hz: Khi bi\u1ebfn t\u1ea7n 400 V \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 230 V\/400 V v\u00e0 t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng l\u00e0 87 Hz, n\u00ean ch\u1ecdn \u0111\u1ed9ng c\u01a1<strong>C\u00e1ch gh\u00e9p h\u00ecnh tam gi\u00e1c<\/strong>\u3002<\/p>\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 th\u1ef1c h\u00e0nh \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng | \u1ee8ng d\u1ee5ng bi\u1ebfn t\u1ea7n | Phi\u00ean b\u1ea3n s\u1eeda \u0111\u1ed5i n\u0103m 2026<\/footer>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Quy \u0111\u1ecbnh v\u1ec1 k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a bi\u1ebfn t\u1ea7n \u0111a n\u0103ng T\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p \u00b7 \u0110i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 \u00b7 C\u00f4ng ngh\u1ec7 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng Bi\u1ebfn t\u1ea7n (Variable Freque\u2026<\/p>","protected":false},"author":1,"featured_media":15831,"comment_status":"open","ping_status":"closed","template":"","dt_portfolio_category":[891],"dt_portfolio_tags":[],"class_list":["post-15828","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\/15828","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=15828"}],"version-history":[{"count":1,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio\/15828\/revisions"}],"predecessor-version":[{"id":15832,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio\/15828\/revisions\/15832"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/media\/15831"}],"wp:attachment":[{"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/media?parent=15828"}],"wp:term":[{"taxonomy":"dt_portfolio_category","embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio_category?post=15828"},{"taxonomy":"dt_portfolio_tags","embeddable":true,"href":"http:\/\/www.erun-tech.com\/vi\/wp-json\/wp\/v2\/dt_portfolio_tags?post=15828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}