{"id":931,"date":"2026-03-21T02:46:41","date_gmt":"2026-03-21T02:46:41","guid":{"rendered":"https:\/\/trieuminh.com\/?p=931"},"modified":"2026-04-10T03:41:57","modified_gmt":"2026-04-10T03:41:57","slug":"giai-phap-chong-set-lan-truyen","status":"publish","type":"post","link":"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/","title":{"rendered":"GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N"},"content":{"rendered":"<h1 data-section-id=\"1gwx24j\" data-start=\"162\" data-end=\"227\"><span class=\"ez-toc-section\" id=\"GIAI_PHAP_CHONG_SET_LAN_TRUYEN\"><\/span>GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 data-section-id=\"10ilez9\" data-start=\"229\" data-end=\"268\"><span class=\"ez-toc-section\" id=\"1_Tong_quan_ve_chong_set_lan_truyen\"><\/span>1. T\u1ed5ng quan v\u1ec1 ch\u1ed1ng s\u00e9t lan truy\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"270\" data-end=\"537\">Trong b\u1ed1i c\u1ea3nh c\u00e1c c\u00f4ng tr\u00ecnh ng\u00e0y c\u00e0ng s\u1eed d\u1ee5ng nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng v\u00e0 m\u1ea1ng d\u1eef li\u1ec7u, th\u00ec <strong data-start=\"391\" data-end=\"425\">gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/strong> \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t h\u1ea1ng m\u1ee5c c\u1ef1c k\u1ef3 quan tr\u1ecdng, kh\u00f4ng th\u1ec3 thi\u1ebfu trong thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n (MEP).<\/p>\n<p data-start=\"539\" data-end=\"743\">S\u00e9t kh\u00f4ng ch\u1ec9 g\u00e2y nguy hi\u1ec3m khi \u0111\u00e1nh tr\u1ef1c ti\u1ebfp m\u00e0 c\u00f2n t\u1ea1o ra c\u00e1c <strong data-start=\"604\" data-end=\"630\">xung qu\u00e1 \u00e1p lan truy\u1ec1n<\/strong> th\u00f4ng qua h\u1ec7 th\u1ed1ng \u0111i\u1ec7n v\u00e0 t\u00edn hi\u1ec7u, g\u00e2y h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb, gi\u00e1n \u0111o\u1ea1n v\u1eadn h\u00e0nh v\u00e0 thi\u1ec7t h\u1ea1i kinh t\u1ebf nghi\u00eam tr\u1ecdng.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#GIAI_PHAP_CHONG_SET_LAN_TRUYEN\" >GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#1_Tong_quan_ve_chong_set_lan_truyen\" >1. T\u1ed5ng quan v\u1ec1 ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#2_Ban_chat_cua_set_lan_truyen_va_muc_do_nguy_hiem\" >2. B\u1ea3n ch\u1ea5t c\u1ee7a s\u00e9t lan truy\u1ec1n v\u00e0 m\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#21_Set_lan_truyen_la_gi\" >2.1 S\u00e9t lan truy\u1ec1n l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#22_Dac_diem_nguy_hiem_cua_set\" >2.2 \u0110\u1eb7c \u0111i\u1ec3m nguy hi\u1ec3m c\u1ee7a s\u00e9t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#23_Hau_qua_cua_set_lan_truyen\" >2.3 H\u1eadu qu\u1ea3 c\u1ee7a s\u00e9t lan truy\u1ec1n<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#3_Phan_loai_he_thong_chong_set\" >3. Ph\u00e2n lo\u1ea1i h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#31_Chong_set_truc_tiep\" >3.1 Ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#32_Chong_set_lan_truyen\" >3.2 Ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#4_Giai_phap_chong_set_lan_truyen_tren_duong_nguon_dien\" >4. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n tr\u00ean \u0111\u01b0\u1eddng ngu\u1ed3n \u0111i\u1ec7n<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#41_Nguyen_ly_hoat_dong\" >4.1 Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#42_Cau_truc_he_thong_chong_set_lan_truyen_nguon_AC\" >4.2 C\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n ngu\u1ed3n AC<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%F0%9F%94%B9_Cap_1_Thiet_bi_cat_set_so_cap_Surge_Diverter\" >\ud83d\udd39 C\u1ea5p 1: Thi\u1ebft b\u1ecb c\u1eaft s\u00e9t s\u01a1 c\u1ea5p (Surge Diverter)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%F0%9F%94%B9_Cap_2_Thiet_bi_cat_loc_set_thu_cap\" >\ud83d\udd39 C\u1ea5p 2: Thi\u1ebft b\u1ecb c\u1eaft l\u1ecdc s\u00e9t th\u1ee9 c\u1ea5p<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#43_Uu_diem_cua_he_thong_da_cap\" >4.3 \u01afu \u0111i\u1ec3m c\u1ee7a h\u1ec7 th\u1ed1ng \u0111a c\u1ea5p<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#5_Giai_phap_chong_set_lan_truyen_cho_he_thong_tin_hieu\" >5. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n cho h\u1ec7 th\u1ed1ng t\u00edn hi\u1ec7u<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#51_Chong_set_cho_mang_may_tinh_LAN\" >5.1 Ch\u1ed1ng s\u00e9t cho m\u1ea1ng m\u00e1y t\u00ednh (LAN)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#52_Chong_set_cho_he_thong_vien_thong\" >5.2 Ch\u1ed1ng s\u00e9t cho h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#53_Chong_set_cho_cap_dong_truc\" >5.3 Ch\u1ed1ng s\u00e9t cho c\u00e1p \u0111\u1ed3ng tr\u1ee5c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#54_Chong_set_cho_tin_hieu_RS232\" >5.4 Ch\u1ed1ng s\u00e9t cho t\u00edn hi\u1ec7u RS232<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#6_Vai_tro_cua_he_thong_tiep_dia_trong_chong_set\" >6. Vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba trong ch\u1ed1ng s\u00e9t<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#61_Tai_sao_tiep_dia_quan_trong\" >6.1 T\u1ea1i sao ti\u1ebfp \u0111\u1ecba quan tr\u1ecdng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#62_Yeu_cau_ky_thuat\" >6.2 Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#63_Phuong_phap_thi_cong_tiep_dia\" >6.3 Ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng ti\u1ebfp \u0111\u1ecba<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#7_Tieu_chuan_chong_set_ap_dung\" >7. Ti\u00eau chu\u1ea9n ch\u1ed1ng s\u00e9t \u00e1p d\u1ee5ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#8_Giai_phap_chong_set_lan_truyen_toan_dien_cho_cong_trinh\" >8. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n to\u00e0n di\u1ec7n cho c\u00f4ng tr\u00ecnh<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%E2%9C%94_Chong_set_truc_tiep\" >\u2714 Ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%E2%9C%94_Chong_set_lan_truyen_nguon\" >\u2714 Ch\u1ed1ng s\u00e9t lan truy\u1ec1n ngu\u1ed3n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%E2%9C%94_Chong_set_tin_hieu\" >\u2714 Ch\u1ed1ng s\u00e9t t\u00edn hi\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#%E2%9C%94_He_thong_tiep_dia_dat_chuan\" >\u2714 H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba \u0111\u1ea1t chu\u1ea9n<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#9_Loi_ich_khi_dau_tu_he_thong_chong_set_lan_truyen\" >9. L\u1ee3i \u00edch khi \u0111\u1ea7u t\u01b0 h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#10_Ket_luan\" >10. K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/trieuminh.com\/en\/giai-phap-chong-set-lan-truyen\/#Lien_He\" >Li\u00ean H\u1ec7:<\/a><\/li><\/ul><\/nav><\/div>\n\n<p data-start=\"745\" data-end=\"929\">Do \u0111\u00f3, vi\u1ec7c tri\u1ec3n khai <strong data-start=\"768\" data-end=\"811\">h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n to\u00e0n di\u1ec7n<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00f4ng tr\u00ecnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c t\u00f2a nh\u00e0, nh\u00e0 m\u00e1y, trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng.<\/p>\n<hr data-start=\"931\" data-end=\"934\" \/>\n<h2 data-section-id=\"7vxaq\" data-start=\"936\" data-end=\"989\"><span class=\"ez-toc-section\" id=\"2_Ban_chat_cua_set_lan_truyen_va_muc_do_nguy_hiem\"><\/span>2. B\u1ea3n ch\u1ea5t c\u1ee7a s\u00e9t lan truy\u1ec1n v\u00e0 m\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"1w473dn\" data-start=\"991\" data-end=\"1020\"><span class=\"ez-toc-section\" id=\"21_Set_lan_truyen_la_gi\"><\/span>2.1 S\u00e9t lan truy\u1ec1n l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1022\" data-end=\"1085\">S\u00e9t lan truy\u1ec1n l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e1c xung \u0111i\u1ec7n \u00e1p cao ph\u00e1t sinh do:<\/p>\n<ul data-start=\"1087\" data-end=\"1217\">\n<li data-section-id=\"1q73a7w\" data-start=\"1087\" data-end=\"1145\">S\u00e9t \u0111\u00e1nh tr\u1ef1c ti\u1ebfp v\u00e0o c\u00f4ng tr\u00ecnh ho\u1eb7c khu v\u1ef1c l\u00e2n c\u1eadn<\/li>\n<li data-section-id=\"5b3pd2\" data-start=\"1146\" data-end=\"1176\">C\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb t\u1eeb tia s\u00e9t<\/li>\n<li data-section-id=\"1rx4fl8\" data-start=\"1177\" data-end=\"1217\">\u0110\u00f3ng c\u1eaft thi\u1ebft b\u1ecb \u0111i\u1ec7n c\u00f4ng su\u1ea5t l\u1edbn<\/li>\n<\/ul>\n<p data-start=\"1219\" data-end=\"1328\">C\u00e1c xung n\u00e0y s\u1ebd <strong data-start=\"1235\" data-end=\"1281\">lan truy\u1ec1n theo d\u00e2y d\u1eabn \u0111i\u1ec7n, c\u00e1p t\u00edn hi\u1ec7u<\/strong>, g\u00e2y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng.<\/p>\n<p data-start=\"1219\" data-end=\"1328\"><strong><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-933\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/CHONG-SET-LAN-TRUYEN.jpg\" alt=\"CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N\" width=\"1093\" height=\"610\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/CHONG-SET-LAN-TRUYEN.jpg 1376w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/CHONG-SET-LAN-TRUYEN-768x429.jpg 768w\" sizes=\"auto, (max-width: 1093px) 100vw, 1093px\" \/><\/strong><\/p>\n<hr data-start=\"1330\" data-end=\"1333\" \/>\n<h3 data-section-id=\"175y2zf\" data-start=\"1335\" data-end=\"1369\"><span class=\"ez-toc-section\" id=\"22_Dac_diem_nguy_hiem_cua_set\"><\/span>2.2 \u0110\u1eb7c \u0111i\u1ec3m nguy hi\u1ec3m c\u1ee7a s\u00e9t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"1371\" data-end=\"1524\">\n<li data-section-id=\"1weqnhc\" data-start=\"1371\" data-end=\"1406\">D\u00f2ng s\u00e9t c\u00f3 th\u1ec3 l\u00ean t\u1edbi <strong data-start=\"1397\" data-end=\"1406\">200kA<\/strong><\/li>\n<li data-section-id=\"103rtw7\" data-start=\"1407\" data-end=\"1456\">\u0110i\u1ec7n \u00e1p t\u0103ng c\u1ef1c nhanh trong th\u1eddi gian c\u1ef1c ng\u1eafn<\/li>\n<li data-section-id=\"zrdkws\" data-start=\"1457\" data-end=\"1524\">T\u1ea1o ra xung \u0111i\u1ec7n c\u00f3 t\u00ednh <strong data-start=\"1484\" data-end=\"1524\">\u0111\u1ed9t bi\u1ebfn cao v\u00e0 kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c<\/strong><\/li>\n<\/ul>\n<p data-start=\"1526\" data-end=\"1649\">\ud83d\udc49 Ch\u00ednh v\u00ec v\u1eady, d\u00f9 n\u0103ng l\u01b0\u1ee3ng trung b\u00ecnh kh\u00f4ng qu\u00e1 l\u1edbn, nh\u01b0ng do th\u1eddi gian ph\u00f3ng c\u1ef1c ng\u1eafn n\u00ean kh\u1ea3 n\u0103ng ph\u00e1 h\u1ee7y l\u00e0 r\u1ea5t cao.<\/p>\n<hr data-start=\"1651\" data-end=\"1654\" \/>\n<h3 data-section-id=\"wrwlv7\" data-start=\"1656\" data-end=\"1690\"><span class=\"ez-toc-section\" id=\"23_Hau_qua_cua_set_lan_truyen\"><\/span>2.3 H\u1eadu qu\u1ea3 c\u1ee7a s\u00e9t lan truy\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1692\" data-end=\"1721\">S\u00e9t lan truy\u1ec1n c\u00f3 th\u1ec3 g\u00e2y ra:<\/p>\n<ul data-start=\"1723\" data-end=\"1872\">\n<li data-section-id=\"1f1mjye\" data-start=\"1723\" data-end=\"1748\">Ch\u00e1y n\u1ed5 thi\u1ebft b\u1ecb \u0111i\u1ec7n<\/li>\n<li data-section-id=\"122x1rq\" data-start=\"1749\" data-end=\"1786\">H\u01b0 h\u1ecfng h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, server<\/li>\n<li data-section-id=\"1ty2k4h\" data-start=\"1787\" data-end=\"1813\">M\u1ea5t d\u1eef li\u1ec7u quan tr\u1ecdng<\/li>\n<li data-section-id=\"wd8aca\" data-start=\"1814\" data-end=\"1836\">Gi\u00e1n \u0111o\u1ea1n s\u1ea3n xu\u1ea5t<\/li>\n<li data-section-id=\"1degirb\" data-start=\"1837\" data-end=\"1872\">\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n con ng\u01b0\u1eddi<\/li>\n<\/ul>\n<p data-start=\"1874\" data-end=\"1901\">\u0110\u1eb7c bi\u1ec7t, c\u00e1c thi\u1ebft b\u1ecb nh\u01b0:<\/p>\n<ul data-start=\"1903\" data-end=\"1970\">\n<li data-section-id=\"mn9txe\" data-start=\"1903\" data-end=\"1915\">M\u00e1y t\u00ednh<\/li>\n<li data-section-id=\"13ghq92\" data-start=\"1916\" data-end=\"1925\">Modem<\/li>\n<li data-section-id=\"16vhniw\" data-start=\"1926\" data-end=\"1938\">T\u1ed5ng \u0111\u00e0i<\/li>\n<li data-section-id=\"18fabv0\" data-start=\"1939\" data-end=\"1970\">H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng<\/li>\n<\/ul>\n<p data-start=\"1972\" data-end=\"2012\">\ud83d\udc49 \u0111\u1ec1u c\u1ef1c k\u1ef3 nh\u1ea1y c\u1ea3m v\u1edbi xung \u0111i\u1ec7n \u00e1p.<\/p>\n<hr data-start=\"2014\" data-end=\"2017\" \/>\n<h2 data-section-id=\"iqzzrl\" data-start=\"2019\" data-end=\"2053\"><span class=\"ez-toc-section\" id=\"3_Phan_loai_he_thong_chong_set\"><\/span>3. Ph\u00e2n lo\u1ea1i h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2055\" data-end=\"2097\">M\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t ho\u00e0n ch\u1ec9nh bao g\u1ed3m:<\/p>\n<h3 data-section-id=\"kme09d\" data-start=\"2099\" data-end=\"2126\"><span class=\"ez-toc-section\" id=\"31_Chong_set_truc_tiep\"><\/span>3.1 Ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2128\" data-end=\"2191\">\n<li data-section-id=\"1frapax\" data-start=\"2128\" data-end=\"2162\">Kim thu s\u00e9t c\u1ed5 \u0111i\u1ec3n (Franklin)<\/li>\n<li data-section-id=\"ynnhlv\" data-start=\"2163\" data-end=\"2191\">Kim thu s\u00e9t hi\u1ec7n \u0111\u1ea1i (ESE)<\/li>\n<\/ul>\n<h3 data-section-id=\"1pxhcpe\" data-start=\"2193\" data-end=\"2221\"><span class=\"ez-toc-section\" id=\"32_Chong_set_lan_truyen\"><\/span>3.2 Ch\u1ed1ng s\u00e9t lan truy\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2223\" data-end=\"2296\">\n<li data-section-id=\"1a2ggoc\" data-start=\"2223\" data-end=\"2253\">Tr\u00ean \u0111\u01b0\u1eddng ngu\u1ed3n \u0111i\u1ec7n (AC)<\/li>\n<li data-section-id=\"1sanskz\" data-start=\"2254\" data-end=\"2296\">Tr\u00ean \u0111\u01b0\u1eddng t\u00edn hi\u1ec7u (data, vi\u1ec5n th\u00f4ng)<\/li>\n<\/ul>\n<p data-start=\"2298\" data-end=\"2433\">\ud83d\udc49 Trong \u0111\u00f3, <strong data-start=\"2311\" data-end=\"2374\">ch\u1ed1ng s\u00e9t lan truy\u1ec1n \u0111\u00f3ng vai tr\u00f2 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb b\u00ean trong<\/strong>, l\u00e0 l\u1edbp b\u1ea3o v\u1ec7 quan tr\u1ecdng th\u1ee9 hai sau ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp.<\/p>\n<hr data-start=\"2435\" data-end=\"2438\" \/>\n<h2 data-section-id=\"14gjmlq\" data-start=\"2440\" data-end=\"2498\"><span class=\"ez-toc-section\" id=\"4_Giai_phap_chong_set_lan_truyen_tren_duong_nguon_dien\"><\/span>4. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n tr\u00ean \u0111\u01b0\u1eddng ngu\u1ed3n \u0111i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"1b10ixa\" data-start=\"2500\" data-end=\"2527\"><span class=\"ez-toc-section\" id=\"41_Nguyen_ly_hoat_dong\"><\/span>4.1 Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2529\" data-end=\"2556\">Khi c\u00f3 s\u00e9t ho\u1eb7c s\u1ef1 c\u1ed1 \u0111i\u1ec7n:<\/p>\n<ul data-start=\"2558\" data-end=\"2688\">\n<li data-section-id=\"bcy5qc\" data-start=\"2558\" data-end=\"2598\">Xu\u1ea5t hi\u1ec7n xung qu\u00e1 \u00e1p tr\u00ean \u0111\u01b0\u1eddng d\u00e2y<\/li>\n<li data-section-id=\"1ccyu31\" data-start=\"2599\" data-end=\"2659\">Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t s\u1ebd <strong data-start=\"2623\" data-end=\"2657\">c\u1eaft v\u00e0 d\u1eabn d\u00f2ng xung xu\u1ed1ng \u0111\u1ea5t<\/strong><\/li>\n<li data-section-id=\"1ovc3lf\" data-start=\"2660\" data-end=\"2688\">B\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb ph\u00eda sau<\/li>\n<\/ul>\n<hr data-start=\"2690\" data-end=\"2693\" \/>\n<h3 data-section-id=\"fhlaoh\" data-start=\"2695\" data-end=\"2750\"><span class=\"ez-toc-section\" id=\"42_Cau_truc_he_thong_chong_set_lan_truyen_nguon_AC\"><\/span>4.2 C\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n ngu\u1ed3n AC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2752\" data-end=\"2778\">H\u1ec7 th\u1ed1ng th\u01b0\u1eddng g\u1ed3m 2 c\u1ea5p:<\/p>\n<h4 data-start=\"2780\" data-end=\"2835\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%B9_Cap_1_Thiet_bi_cat_set_so_cap_Surge_Diverter\"><\/span>\ud83d\udd39 C\u1ea5p 1: Thi\u1ebft b\u1ecb c\u1eaft s\u00e9t s\u01a1 c\u1ea5p (Surge Diverter)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"2837\" data-end=\"2990\">\n<li data-section-id=\"1rlifjh\" data-start=\"2837\" data-end=\"2861\">L\u1eafp t\u1ea1i t\u1ee7 \u0111i\u1ec7n t\u1ed5ng<\/li>\n<li data-section-id=\"1b9swy3\" data-start=\"2862\" data-end=\"2910\">S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 MOV (Metal Oxide Varistor)<\/li>\n<li data-section-id=\"1xb7odp\" data-start=\"2911\" data-end=\"2950\">Kh\u1ea3 n\u0103ng c\u1eaft d\u00f2ng l\u1edbn: 50kA \u2013 120kA<\/li>\n<li data-section-id=\"snx1hy\" data-start=\"2951\" data-end=\"2990\">Th\u1eddi gian \u0111\u00e1p \u1ee9ng c\u1ef1c nhanh (&lt;25ns)<\/li>\n<\/ul>\n<p data-start=\"2992\" data-end=\"3045\">\ud83d\udc49 Nhi\u1ec7m v\u1ee5: ch\u1eb7n xung s\u00e9t t\u1eeb b\u00ean ngo\u00e0i v\u00e0o h\u1ec7 th\u1ed1ng.<\/p>\n<hr data-start=\"3047\" data-end=\"3050\" \/>\n<h4 data-start=\"3052\" data-end=\"3095\"><span class=\"ez-toc-section\" id=\"%F0%9F%94%B9_Cap_2_Thiet_bi_cat_loc_set_thu_cap\"><\/span>\ud83d\udd39 C\u1ea5p 2: Thi\u1ebft b\u1ecb c\u1eaft l\u1ecdc s\u00e9t th\u1ee9 c\u1ea5p<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul data-start=\"3097\" data-end=\"3151\">\n<li data-section-id=\"kralrr\" data-start=\"3097\" data-end=\"3128\">L\u1eafp g\u1ea7n thi\u1ebft b\u1ecb c\u1ea7n b\u1ea3o v\u1ec7<\/li>\n<li data-section-id=\"1cdvr1g\" data-start=\"3129\" data-end=\"3151\">C\u00f3 c\u1ea5u tr\u00fac \u0111a t\u1ea7ng:<\/li>\n<\/ul>\n<p data-start=\"3153\" data-end=\"3264\"><strong data-start=\"3153\" data-end=\"3164\">T\u1ea7ng 1:<\/strong> MOV h\u1ea5p th\u1ee5 xung<br data-start=\"3181\" data-end=\"3184\" \/><strong data-start=\"3184\" data-end=\"3195\">T\u1ea7ng 2:<\/strong> B\u1ed9 l\u1ecdc LC (cu\u1ed9n c\u1ea3m + t\u1ee5 \u0111i\u1ec7n)<br data-start=\"3226\" data-end=\"3229\" \/><strong data-start=\"3229\" data-end=\"3240\">T\u1ea7ng 3:<\/strong> MOV b\u1ed5 sung (back-up)<\/p>\n<p data-start=\"3266\" data-end=\"3278\">\ud83d\udc49 Nhi\u1ec7m v\u1ee5:<\/p>\n<ul data-start=\"3280\" data-end=\"3343\">\n<li data-section-id=\"i0f7iv\" data-start=\"3280\" data-end=\"3294\">Gi\u1ea3m nhi\u1ec5u<\/li>\n<li data-section-id=\"1o98sy6\" data-start=\"3295\" data-end=\"3314\">\u1ed4n \u0111\u1ecbnh \u0111i\u1ec7n \u00e1p<\/li>\n<li data-section-id=\"1uhcmur\" data-start=\"3315\" data-end=\"3343\">B\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m<\/li>\n<li data-section-id=\"1uhcmur\" data-start=\"3315\" data-end=\"3343\"><\/li>\n<\/ul>\n<hr data-start=\"3345\" data-end=\"3348\" \/>\n<h3 data-section-id=\"telhnv\" data-start=\"3350\" data-end=\"3385\"><span class=\"ez-toc-section\" id=\"43_Uu_diem_cua_he_thong_da_cap\"><\/span>4.3 \u01afu \u0111i\u1ec3m c\u1ee7a h\u1ec7 th\u1ed1ng \u0111a c\u1ea5p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"3387\" data-end=\"3507\">\n<li data-section-id=\"17e85eu\" data-start=\"3387\" data-end=\"3407\">B\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n<\/li>\n<li data-section-id=\"15b06sc\" data-start=\"3408\" data-end=\"3437\">Gi\u1ea3m thi\u1ec3u r\u1ee7i ro h\u01b0 h\u1ecfng<\/li>\n<li data-section-id=\"wdm3m5\" data-start=\"3438\" data-end=\"3464\">T\u0103ng tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb<\/li>\n<li data-section-id=\"xbmbft\" data-start=\"3465\" data-end=\"3507\">Ph\u00f9 h\u1ee3p cho c\u1ea3 h\u1ec7 th\u1ed1ng 1 pha v\u00e0 3 pha<\/li>\n<\/ul>\n<hr data-start=\"3509\" data-end=\"3512\" \/>\n<h2 data-section-id=\"1o5ztlv\" data-start=\"3514\" data-end=\"3572\"><span class=\"ez-toc-section\" id=\"5_Giai_phap_chong_set_lan_truyen_cho_he_thong_tin_hieu\"><\/span>5. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n cho h\u1ec7 th\u1ed1ng t\u00edn hi\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3574\" data-end=\"3647\">Ngo\u00e0i ngu\u1ed3n \u0111i\u1ec7n, c\u00e1c \u0111\u01b0\u1eddng t\u00edn hi\u1ec7u c\u0169ng l\u00e0 n\u01a1i s\u00e9t lan truy\u1ec1n r\u1ea5t m\u1ea1nh.<\/p>\n<hr data-start=\"3649\" data-end=\"3652\" \/>\n<h3 data-section-id=\"dxr7y0\" data-start=\"3654\" data-end=\"3695\"><span class=\"ez-toc-section\" id=\"51_Chong_set_cho_mang_may_tinh_LAN\"><\/span>5.1 Ch\u1ed1ng s\u00e9t cho m\u1ea1ng m\u00e1y t\u00ednh (LAN)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3697\" data-end=\"3714\">S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb:<\/p>\n<ul data-start=\"3716\" data-end=\"3820\">\n<li data-section-id=\"1luk47n\" data-start=\"3716\" data-end=\"3739\">C\u1ed5ng RJ45 ch\u1ed1ng s\u00e9t<\/li>\n<li data-section-id=\"4vuglq\" data-start=\"3740\" data-end=\"3762\">H\u1ed7 tr\u1ee3 1 \u2013 16 port<\/li>\n<li data-section-id=\"1oyntip\" data-start=\"3763\" data-end=\"3789\">T\u01b0\u01a1ng th\u00edch Cat5, Cat6<\/li>\n<li data-section-id=\"qye7ii\" data-start=\"3790\" data-end=\"3820\">Kh\u00f4ng l\u00e0m suy hao t\u00edn hi\u1ec7u<\/li>\n<\/ul>\n<p data-start=\"3822\" data-end=\"3832\">\ud83d\udc49 B\u1ea3o v\u1ec7:<\/p>\n<ul data-start=\"3834\" data-end=\"3873\">\n<li data-section-id=\"1xw3z3u\" data-start=\"3834\" data-end=\"3844\">Switch<\/li>\n<li data-section-id=\"55my0z\" data-start=\"3845\" data-end=\"3855\">Router<\/li>\n<li data-section-id=\"d15619\" data-start=\"3856\" data-end=\"3866\">Server<\/li>\n<li data-section-id=\"1j4aocb\" data-start=\"3867\" data-end=\"3873\">PC<\/li>\n<\/ul>\n<hr data-start=\"3875\" data-end=\"3878\" \/>\n<h3 data-section-id=\"1dvsfmw\" data-start=\"3880\" data-end=\"3921\"><span class=\"ez-toc-section\" id=\"52_Chong_set_cho_he_thong_vien_thong\"><\/span>5.2 Ch\u1ed1ng s\u00e9t cho h\u1ec7 th\u1ed1ng vi\u1ec5n th\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3923\" data-end=\"3940\">Thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng:<\/p>\n<ul data-start=\"3942\" data-end=\"4000\">\n<li data-section-id=\"5imedl\" data-start=\"3942\" data-end=\"3970\">Gas Discharge Tube (GDT)<\/li>\n<li data-section-id=\"m1ewe1\" data-start=\"3971\" data-end=\"3992\">\u0110i\u1ec7n tr\u1edf h\u1ea1n d\u00f2ng<\/li>\n<li data-section-id=\"16vdaho\" data-start=\"3993\" data-end=\"4000\">MOV<\/li>\n<\/ul>\n<p data-start=\"4002\" data-end=\"4012\">\ud83d\udc49 B\u1ea3o v\u1ec7:<\/p>\n<ul data-start=\"4014\" data-end=\"4063\">\n<li data-section-id=\"16vhniw\" data-start=\"4014\" data-end=\"4026\">T\u1ed5ng \u0111\u00e0i<\/li>\n<li data-section-id=\"1o1q9rd\" data-start=\"4027\" data-end=\"4050\">H\u1ec7 th\u1ed1ng \u0111i\u1ec7n tho\u1ea1i<\/li>\n<li data-section-id=\"o7z77k\" data-start=\"4051\" data-end=\"4063\">MDF, IDF<\/li>\n<\/ul>\n<hr data-start=\"4065\" data-end=\"4068\" \/>\n<h3 data-section-id=\"21qpse\" data-start=\"4070\" data-end=\"4105\"><span class=\"ez-toc-section\" id=\"53_Chong_set_cho_cap_dong_truc\"><\/span>5.3 Ch\u1ed1ng s\u00e9t cho c\u00e1p \u0111\u1ed3ng tr\u1ee5c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4107\" data-end=\"4119\">\u00c1p d\u1ee5ng cho:<\/p>\n<ul data-start=\"4121\" data-end=\"4159\">\n<li data-section-id=\"ks61g1\" data-start=\"4121\" data-end=\"4131\">Camera<\/li>\n<li data-section-id=\"12hij6f\" data-start=\"4132\" data-end=\"4143\">Antenna<\/li>\n<li data-section-id=\"1ct9y6v\" data-start=\"4144\" data-end=\"4159\">H\u1ec7 th\u1ed1ng RF<\/li>\n<\/ul>\n<p data-start=\"4161\" data-end=\"4170\">Thi\u1ebft b\u1ecb:<\/p>\n<ul data-start=\"4172\" data-end=\"4220\">\n<li data-section-id=\"zcvqlm\" data-start=\"4172\" data-end=\"4195\">Gas-filled arrester<\/li>\n<li data-section-id=\"1bgkw1q\" data-start=\"4196\" data-end=\"4220\">\u0110\u1ea7u n\u1ed1i: BNC, N-type<\/li>\n<\/ul>\n<hr data-start=\"4222\" data-end=\"4225\" \/>\n<h3 data-section-id=\"1n2f76u\" data-start=\"4227\" data-end=\"4263\"><span class=\"ez-toc-section\" id=\"54_Chong_set_cho_tin_hieu_RS232\"><\/span>5.4 Ch\u1ed1ng s\u00e9t cho t\u00edn hi\u1ec7u RS232<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"4265\" data-end=\"4341\">\n<li data-section-id=\"uppgzg\" data-start=\"4265\" data-end=\"4290\">D\u00f9ng diode t\u1ed1c \u0111\u1ed9 cao<\/li>\n<li data-section-id=\"1l7pqis\" data-start=\"4291\" data-end=\"4306\">K\u1ebft h\u1ee3p GDT<\/li>\n<li data-section-id=\"12lje10\" data-start=\"4307\" data-end=\"4341\">Kh\u00f4ng \u1ea3nh h\u01b0\u1edfng truy\u1ec1n d\u1eef li\u1ec7u<\/li>\n<\/ul>\n<hr data-start=\"4343\" data-end=\"4346\" \/>\n<h2 data-section-id=\"1iptvfx\" data-start=\"4348\" data-end=\"4399\"><span class=\"ez-toc-section\" id=\"6_Vai_tro_cua_he_thong_tiep_dia_trong_chong_set\"><\/span>6. Vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba trong ch\u1ed1ng s\u00e9t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"12urunl\" data-start=\"4401\" data-end=\"4437\"><span class=\"ez-toc-section\" id=\"61_Tai_sao_tiep_dia_quan_trong\"><\/span>6.1 T\u1ea1i sao ti\u1ebfp \u0111\u1ecba quan tr\u1ecdng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4439\" data-end=\"4483\">To\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t ch\u1ec9 hi\u1ec7u qu\u1ea3 khi:<\/p>\n<p data-start=\"4485\" data-end=\"4538\">\ud83d\udc49 <strong data-start=\"4488\" data-end=\"4538\">D\u00f2ng s\u00e9t \u0111\u01b0\u1ee3c tho\u00e1t xu\u1ed1ng \u0111\u1ea5t nhanh v\u00e0 an to\u00e0n<\/strong><\/p>\n<hr data-start=\"4540\" data-end=\"4543\" \/>\n<h3 data-section-id=\"s3x0qh\" data-start=\"4545\" data-end=\"4569\"><span class=\"ez-toc-section\" id=\"62_Yeu_cau_ky_thuat\"><\/span>6.2 Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"4571\" data-end=\"4665\">\n<li data-section-id=\"hmza20\" data-start=\"4571\" data-end=\"4600\">\u0110i\u1ec7n tr\u1edf ti\u1ebfp \u0111\u1ea5t \u2264 4 Ohm<\/li>\n<li data-section-id=\"18dj2fh\" data-start=\"4601\" data-end=\"4626\">D\u00e2y tho\u00e1t s\u00e9t \u2265 50mm\u00b2<\/li>\n<li data-section-id=\"1meipch\" data-start=\"4627\" data-end=\"4665\">S\u1eed d\u1ee5ng h\u00e0n h\u00f3a nhi\u1ec7t ch\u1ed1ng \u0103n m\u00f2n<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-935\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HE-THONG-TIEP-DIA.png\" alt=\"TI\u1ec6P \u0110\u1ecaA\" width=\"1127\" height=\"715\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HE-THONG-TIEP-DIA.png 1286w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HE-THONG-TIEP-DIA-768x487.png 768w\" sizes=\"auto, (max-width: 1127px) 100vw, 1127px\" \/><\/li>\n<li data-section-id=\"1meipch\" data-start=\"4627\" data-end=\"4665\"><\/li>\n<\/ul>\n<hr data-start=\"4667\" data-end=\"4670\" \/>\n<h3 data-section-id=\"187tnuu\" data-start=\"4672\" data-end=\"4709\"><span class=\"ez-toc-section\" id=\"63_Phuong_phap_thi_cong_tiep_dia\"><\/span>6.3 Ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng ti\u1ebfp \u0111\u1ecba<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"4711\" data-end=\"4840\">\n<li data-section-id=\"1vun4bw\" data-start=\"4711\" data-end=\"4738\">\u0110\u00f3ng c\u1ecdc \u0111\u1ed3ng 2.4m \u2013 3m<\/li>\n<li data-section-id=\"1r5hjsu\" data-start=\"4739\" data-end=\"4767\">Khoan gi\u1ebfng ti\u1ebfp \u0111\u1ecba s\u00e2u<\/li>\n<li data-section-id=\"1trhdlj\" data-start=\"4768\" data-end=\"4813\">D\u00f9ng h\u00f3a ch\u1ea5t gi\u1ea3m \u0111i\u1ec7n tr\u1edf (GEM, RESLO\u2026)<\/li>\n<li data-section-id=\"ahuy6c\" data-start=\"4814\" data-end=\"4840\">Thi c\u00f4ng l\u01b0\u1edbi ti\u1ebfp \u0111\u1ecba<\/li>\n<\/ul>\n<hr data-start=\"4842\" data-end=\"4845\" \/>\n<h2 data-section-id=\"jkyizn\" data-start=\"4847\" data-end=\"4881\"><span class=\"ez-toc-section\" id=\"7_Tieu_chuan_chong_set_ap_dung\"><\/span>7. Ti\u00eau chu\u1ea9n ch\u1ed1ng s\u00e9t \u00e1p d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"4883\" data-end=\"4912\">M\u1ed9t s\u1ed1 ti\u00eau chu\u1ea9n quan tr\u1ecdng:<\/p>\n<ul data-start=\"4914\" data-end=\"5009\">\n<li data-section-id=\"1uzty6r\" data-start=\"4914\" data-end=\"4935\">NFC 17-102 (Ph\u00e1p)<\/li>\n<li data-section-id=\"6p8qn6\" data-start=\"4936\" data-end=\"4956\">AS\/NZS 1768 (\u00dac)<\/li>\n<li data-section-id=\"ah8wlx\" data-start=\"4957\" data-end=\"4975\">TCVN 4756 \u2013 89<\/li>\n<li data-section-id=\"bxs5lr\" data-start=\"4976\" data-end=\"4992\">TCXD 46:1984<\/li>\n<li data-section-id=\"1a1ksie\" data-start=\"4993\" data-end=\"5009\">ANSI\/IEEE 80<\/li>\n<\/ul>\n<p data-start=\"5011\" data-end=\"5044\">\ud83d\udc49 Vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n gi\u00fap:<\/p>\n<ul data-start=\"5046\" data-end=\"5122\">\n<li data-section-id=\"8pa9k2\" data-start=\"5046\" data-end=\"5065\">\u0110\u1ea3m b\u1ea3o an to\u00e0n<\/li>\n<li data-section-id=\"gftaa9\" data-start=\"5066\" data-end=\"5094\">T\u0103ng \u0111\u1ed9 tin c\u1eady h\u1ec7 th\u1ed1ng<\/li>\n<li data-section-id=\"p7p66n\" data-start=\"5095\" data-end=\"5122\">\u0110\u01b0\u1ee3c nghi\u1ec7m thu d\u1ec5 d\u00e0ng<\/li>\n<\/ul>\n<hr data-start=\"5124\" data-end=\"5127\" \/>\n<h2 data-section-id=\"6k59pe\" data-start=\"5129\" data-end=\"5190\"><span class=\"ez-toc-section\" id=\"8_Giai_phap_chong_set_lan_truyen_toan_dien_cho_cong_trinh\"><\/span>8. Gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n to\u00e0n di\u1ec7n cho c\u00f4ng tr\u00ecnh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5192\" data-end=\"5224\">M\u1ed9t h\u1ec7 th\u1ed1ng t\u1ed1i \u01b0u c\u1ea7n k\u1ebft h\u1ee3p:<\/p>\n<h3 data-section-id=\"t41kyx\" data-start=\"5226\" data-end=\"5251\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Chong_set_truc_tiep\"><\/span>\u2714 Ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"5252\" data-end=\"5280\">\n<li data-section-id=\"ynnhlv\" data-start=\"5252\" data-end=\"5280\">Kim thu s\u00e9t hi\u1ec7n \u0111\u1ea1i (ESE)<\/li>\n<\/ul>\n<h3 data-section-id=\"1atrp9k\" data-start=\"5282\" data-end=\"5314\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Chong_set_lan_truyen_nguon\"><\/span>\u2714 Ch\u1ed1ng s\u00e9t lan truy\u1ec1n ngu\u1ed3n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"5315\" data-end=\"5341\">\n<li data-section-id=\"xbdgfm\" data-start=\"5315\" data-end=\"5341\">C\u1eaft s\u00e9t s\u01a1 c\u1ea5p + th\u1ee9 c\u1ea5p<\/li>\n<\/ul>\n<h3 data-section-id=\"1y2vup7\" data-start=\"5343\" data-end=\"5367\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_Chong_set_tin_hieu\"><\/span>\u2714 Ch\u1ed1ng s\u00e9t t\u00edn hi\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"5368\" data-end=\"5393\">\n<li data-section-id=\"h8tlvr\" data-start=\"5368\" data-end=\"5393\">LAN, vi\u1ec5n th\u00f4ng, camera<\/li>\n<\/ul>\n<h3 data-section-id=\"1o41val\" data-start=\"5395\" data-end=\"5428\"><span class=\"ez-toc-section\" id=\"%E2%9C%94_He_thong_tiep_dia_dat_chuan\"><\/span>\u2714 H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba \u0111\u1ea1t chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5430\" data-end=\"5510\">\ud83d\udc49 \u0110\u00e2y ch\u00ednh l\u00e0 m\u00f4 h\u00ecnh <strong data-start=\"5454\" data-end=\"5483\">ch\u1ed1ng s\u00e9t \u0111a l\u1edbp \u2013 \u0111a c\u1ea5p<\/strong>, \u0111\u1ea3m b\u1ea3o b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n.<\/p>\n<hr data-start=\"5512\" data-end=\"5515\" \/>\n<h2 data-section-id=\"73iyhb\" data-start=\"5517\" data-end=\"5571\"><span class=\"ez-toc-section\" id=\"9_Loi_ich_khi_dau_tu_he_thong_chong_set_lan_truyen\"><\/span>9. L\u1ee3i \u00edch khi \u0111\u1ea7u t\u01b0 h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t lan truy\u1ec1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul data-start=\"5573\" data-end=\"5737\">\n<li data-section-id=\"4j7dl3\" data-start=\"5573\" data-end=\"5612\">B\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed gi\u00e1 tr\u1ecb cao<\/li>\n<li data-section-id=\"1mwwjut\" data-start=\"5613\" data-end=\"5638\">Gi\u1ea3m chi ph\u00ed s\u1eeda ch\u1eefa<\/li>\n<li data-section-id=\"1lw8bn4\" data-start=\"5639\" data-end=\"5668\">\u0110\u1ea3m b\u1ea3o v\u1eadn h\u00e0nh li\u00ean t\u1ee5c<\/li>\n<li data-section-id=\"yd6k7l\" data-start=\"5669\" data-end=\"5695\">Increase system lifespan<\/li>\n<li data-section-id=\"1x2sh36\" data-start=\"5696\" data-end=\"5737\">\u0110\u00e1p \u1ee9ng y\u00eau c\u1ea7u b\u1ea3o hi\u1ec3m &amp; ti\u00eau chu\u1ea9n<\/li>\n<\/ul>\n<hr data-start=\"5739\" data-end=\"5742\" \/>\n<h2 data-section-id=\"iol0s0\" data-start=\"5744\" data-end=\"5759\"><span class=\"ez-toc-section\" id=\"10_Ket_luan\"><\/span>10. K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5761\" data-end=\"5948\">Trong th\u1eddi \u0111\u1ea1i c\u00f4ng ngh\u1ec7 s\u1ed1, khi m\u1ecdi ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o h\u1ec7 th\u1ed1ng \u0111i\u1ec7n v\u00e0 d\u1eef li\u1ec7u, th\u00ec vi\u1ec7c \u0111\u1ea7u t\u01b0 <strong data-start=\"5868\" data-end=\"5902\">gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/strong> kh\u00f4ng c\u00f2n l\u00e0 l\u1ef1a ch\u1ecdn m\u00e0 l\u00e0 y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c.<\/p>\n<p data-start=\"5950\" data-end=\"6023\">M\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t hi\u1ec7u qu\u1ea3 kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf kim thu s\u00e9t, m\u00e0 c\u1ea7n:<\/p>\n<p data-start=\"6025\" data-end=\"6106\">\ud83d\udc49 K\u1ebft h\u1ee3p \u0111\u1ed3ng b\u1ed9 gi\u1eefa <strong data-start=\"6049\" data-end=\"6106\">ch\u1ed1ng s\u00e9t tr\u1ef1c ti\u1ebfp \u2013 ch\u1ed1ng s\u00e9t lan truy\u1ec1n \u2013 ti\u1ebfp \u0111\u1ecba<\/strong><\/p>\n<p data-start=\"6108\" data-end=\"6171\">N\u1ebfu \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u00e0 thi c\u00f4ng \u0111\u00fang ti\u00eau chu\u1ea9n, h\u1ec7 th\u1ed1ng n\u00e0y s\u1ebd:<\/p>\n<ul data-start=\"6173\" data-end=\"6254\">\n<li data-section-id=\"ieo8j8\" data-start=\"6173\" data-end=\"6204\">B\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n c\u00f4ng tr\u00ecnh<\/li>\n<li data-section-id=\"1r7ks8a\" data-start=\"6205\" data-end=\"6226\">Gi\u1ea3m thi\u1ec3u r\u1ee7i ro<\/li>\n<li data-section-id=\"3oqtys\" data-start=\"6227\" data-end=\"6254\">\u0110\u1ea3m b\u1ea3o an to\u00e0n l\u00e2u d\u00e0i<\/li>\n<\/ul>\n<p><strong>T\u1ea2I FILE M\u1ec0M V\u1ec0 GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N B\u00caN D\u01af\u1edaI:<\/strong><\/p>\n<p><a title=\"GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N\" href=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/Giai-phap-chong-set-lan-truyen.doc\">GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N<\/a><\/p>\n<h1 data-section-id=\"1ioo5z0\" data-start=\"7258\" data-end=\"7268\"><span class=\"ez-toc-section\" id=\"Lien_He\"><\/span>Li\u00ean H\u1ec7:<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>N\u1ebfu b\u1ea1n c\u00f3 nhu c\u1ea7u t\u00ecm ki\u1ebfm nh\u00e0 th\u1ea7u chuy\u00ean nghi\u1ec7p \u0111\u1ec3 t\u01b0 v\u1ea5n cho b\u1ea1n c\u00e1c gi\u1ea3i ph\u00e1p thi\u1ebft k\u1ebf, ch\u00e0o gi\u00e1 thi c\u00f4ng h\u1ec7 th\u1ed1ng MEP th\u00ec vui l\u00f2ng li\u00ean h\u1ec7 th\u00f4ng tin b\u00ean d\u01b0\u1edbi. Ch\u00fang t\u00f4i s\u1ebd nh\u1eadn th\u00f4ng tin v\u00e0 ph\u1ea3n h\u1ed3i trong th\u1eddi gian s\u1edbm nh\u1ea5t.<\/p>\n<p><strong>TRIEU MINH ENGINEERING COMPANY<\/strong><\/p>\n<p><strong>\u0110\u1ecaA CH\u1ec8: 109 NGUY\u1ec4N TH\u1eca NHUNG. P. HI\u1ec6P B\u00ccNH, TP. H\u1ed2 CH\u00cd MINH<\/strong><\/p>\n<p><strong>MAIL: TRIEUMINH@TRIEUMINH.COM<\/strong><\/p>\n<p><strong>\u0110I\u1ec6N THO\u1ea0I (ZALO): 0976.422.223<\/strong><\/p>\n<p>More<\/p>\n<p><a title=\"T\u1ea1i sao ch\u1ecdn c\u00f4ng ty Tri\u1ec1u Minh l\u00e0m nh\u00e0 th\u1ea7u c\u01a1 \u0111i\u1ec7n\" href=\"https:\/\/trieuminh.com\/en\/nha-thau-co-dien-tot\/\">T\u1ea1i sao ch\u1ecdn c\u00f4ng ty Tri\u1ec1u Minh l\u00e0m nh\u00e0 th\u1ea7u c\u01a1 \u0111i\u1ec7n<\/a><\/p>\n<p><a title=\"Main MEP contractor Trieu Minh\" href=\"https:\/\/trieuminh.com\/en\/tong-thau-co-dien-mep-design-build\/\">Main MEP contractor Trieu Minh<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/thi-cong-he-thong-dien-dien-nhe\/\">Thi c\u00f4ng h\u1ec7 th\u1ed1ng \u0111i\u1ec7n- \u0111i\u1ec7n nh\u1eb9<\/a><br \/>\n<a title=\"Fanpage Tri\u1ec1u Minh\" href=\"https:\/\/www.facebook.com\/profile.php?id=61586129903680\" target=\"_blank\" rel=\"noopener\">Fanpage Tri\u1ec1u Minh<\/a><\/p>\n<div class=\"blog-share text-center\"><\/div>\n<\/p>","protected":false},"excerpt":{"rendered":"<p>GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T LAN TRUY\u1ec0N 1. T\u1ed5ng quan v\u1ec1 ch\u1ed1ng s\u00e9t lan truy\u1ec1n Trong b\u1ed1i c\u1ea3nh c\u00e1c c\u00f4ng tr\u00ecnh ng\u00e0y c\u00e0ng s\u1eed d\u1ee5ng nhi\u1ec1u thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng v\u00e0 m\u1ea1ng d\u1eef li\u1ec7u, th\u00ec gi\u1ea3i ph\u00e1p ch\u1ed1ng s\u00e9t lan truy\u1ec1n \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t h\u1ea1ng m\u1ee5c c\u1ef1c k\u1ef3 quan<\/p>","protected":false},"author":1,"featured_media":933,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,18],"tags":[114,113,117,45,116,69,115],"class_list":["post-931","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tai-lieu","category-blog","tag-chong-set","tag-chong-set-lan-truyen","tag-chong-set-lan-truyen-la-gi","tag-dien-nhe","tag-he-thong-dien","tag-thi-cong-co-dien","tag-tiep-dia"],"_links":{"self":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/comments?post=931"}],"version-history":[{"count":3,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/931\/revisions"}],"predecessor-version":[{"id":1470,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/931\/revisions\/1470"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media\/933"}],"wp:attachment":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media?parent=931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/categories?post=931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/tags?post=931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}