{"id":2518,"date":"2021-09-01T16:14:03","date_gmt":"2021-09-01T16:14:03","guid":{"rendered":"https:\/\/thicongchongset.com.vn\/?p=2518"},"modified":"2021-09-01T16:14:53","modified_gmt":"2021-09-01T16:14:53","slug":"he-thong-chong-set-hoan-thien-can-phai-dung-quy-trinh-theo-tieu-chuan-ky-thuat-de-giup-set-duoc-lan-truyen-nhanh-chong-giai-thoat-set-mot-cach-an-toan-de-bao-ve-con-nguoi-va-tai-san-he-thong-chong","status":"publish","type":"post","link":"https:\/\/chongsetbacgiang.com\/?p=2518","title":{"rendered":"PH\u00c2N LO\u1ea0I CH\u1ed0NG S\u00c9T V\u00c0 GI\u1ea2I PH\u00c1P CH\u1ed0NG S\u00c9T HI\u1ec6U QU\u1ea2"},"content":{"rendered":"<p>H\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t ho\u00e0n thi\u1ec7n c\u1ea7n ph\u1ea3i \u0111\u00fang quy tr\u00ecnh theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u1ec3 gi\u00fap s\u00e9t \u0111\u01b0\u1ee3c lan truy\u1ec1n nhanh ch\u00f3ng, gi\u1ea3i tho\u00e1t s\u00e9t m\u1ed9t c\u00e1ch an to\u00e0n \u0111\u1ec3 b\u1ea3o v\u1ec7 con ng\u01b0\u1eddi v\u00e0 t\u00e0i s\u1ea3n.<\/p>\n<hr \/>\n<p><strong>H\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t\u00a0ho\u00e0n thi\u1ec7n c\u1ea7n ph\u1ea3i \u0111\u00fang quy tr\u00ecnh theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u1ec3 gi\u00fap s\u00e9t \u0111\u01b0\u1ee3c lan truy\u1ec1n nhanh ch\u00f3ng, gi\u1ea3i tho\u00e1t s\u00e9t m\u1ed9t c\u00e1ch an to\u00e0n \u0111\u1ec3 b\u1ea3o v\u1ec7 con ng\u01b0\u1eddi v\u00e0 t\u00e0i s\u1ea3n. \u0110\u1ec3 c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng quy chu\u1ea9n nh\u01b0 th\u1ebf b\u1ea1n h\u00e3y tham kh\u1ea3o v\u1ec1 h\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t v\u00e0 c\u00e1c d\u1ea1ng s\u00e9t c\u00f3 trong t\u1ef1 nhi\u00ean.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-medium wp-image-2252\" src=\"https:\/\/vattuchongset.com.vn\/wp-content\/uploads\/2021\/09\/phan-loai-cac-dang-chong-set-va-giai-phap-he-thong-thumb-1-545x400.jpg\" alt=\"\" width=\"545\" height=\"400\" \/><\/p>\n<p><strong>A\/ CH\u00d4\u0301NG SE\u0301T \u0110A\u0301NH TH\u0102\u0309NG<\/strong><\/p>\n<p><strong>C\u00e2\u0301u hi\u0300nh cu\u0309a loa\u0323i na\u0300y g\u00f4\u0300m co\u0301 3 ph\u00e2\u0300n:<\/strong><\/p>\n<p><strong>a) Ca\u0301c \u0111\u00e2\u0300u kim thu\u0323 se\u0301t:<\/strong><\/p>\n<p>Th\u01b0\u01a1\u0300ng la\u0300m b\u0103\u0300ng the\u0301p ma\u0323 \u0111\u00f4\u0300ng, \u0111\u00f4\u0300ng thau \u0111u\u0301c b\u0103\u0300ng inox. L\u01b0\u0323a cho\u0323n chi\u00ea\u0300u da\u0300i cu\u0309a kim co\u0300n phu\u0323 thu\u00f4\u0323c va\u0300o c\u00e2\u0301u tru\u0301c cu\u0309a c\u00f4ng tri\u0300nh c\u00e2\u0300n \u0111\u01b0\u01a1\u0323c ba\u0309o v\u00ea\u0323.<\/p>\n<p><strong>b) D\u00e2y d\u00e2\u0303n se\u0301t:<\/strong><\/p>\n<p>Du\u0300ng d\u00e2\u0303n do\u0300ng se\u0301t t\u01b0\u0300 ca\u0301c \u0111\u00e2\u0300u kim thu \u0111\u00ea\u0301n h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t. Th\u01b0\u01a1\u0300ng la\u0300m b\u0103\u0300ng \u0111\u00f4\u0300ng la\u0301 ho\u0103\u0323c ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n, ti\u00ea\u0301t di\u00ea\u0323n cu\u0309a d\u00e2y d\u00e2\u0303n \u0111\u01b0\u01a1\u0323c quy \u0111i\u0323nh theo ti\u00eau chu\u00e2\u0309n qu\u00f4\u0301c t\u00ea\u0301 ( NFC 17 102 cu\u0309a Pha\u0301p ) t\u01b0\u0300 50mm2 \u0111\u00ea\u0301n 75mm2.<\/p>\n<p><strong>c) H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ea5t:<\/strong><\/p>\n<p>Du\u0300ng \u0111\u00ea\u0309 ta\u0309n do\u0300ng \u0111i\u00ea\u0323n se\u0301t trong \u0111\u00e2\u0301t.<\/p>\n<p><strong>C\u00e2\u0301u hi\u0300nh cu\u0309a h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y g\u00f4\u0300m:<\/strong><\/p>\n<p>&#8211; Ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng da\u0300i t\u01b0\u0300 2,4 me\u0301t \u0111\u00ea\u0301n 3 me\u0301t. \u0110\u01b0\u01a1\u0300ng ki\u0301nh ngoa\u0300i th\u01b0\u01a1\u0300ng la\u0300 14-16mm. \u0110\u01b0\u01a1\u0323c ch\u00f4n th\u0103\u0309ng \u0111\u01b0\u0301ng va\u0300 ca\u0301ch m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0.5 \u0111\u00ea\u0301n 1 me\u0301t. Khoa\u0309ng ca\u0301ch co\u0323c v\u01a1\u0301i co\u0323c t\u01b0\u0300 3 \u0111\u00ea\u0301n 15 me\u0301t.<\/p>\n<p>D\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng la\u0300 ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n co\u0301 ti\u00ea\u0301t di\u00ea\u0323n t\u01b0\u0300 50 \u0111\u00ea\u0301n 75mm2 du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t ca\u0301c\u00a0<u><strong>co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t<\/strong><\/u>\u00a0na\u0300y la\u0323i v\u01a1\u0301i nhau. Ca\u0301p na\u0300y n\u0103\u0300m \u00e2m d\u01b0\u01a1\u0301i m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0,5 \u0111\u00ea\u0301n 1 me\u0301t.<\/p>\n<p>&#8211; \u00d4\u0301c si\u00ea\u0301t ca\u0301p ho\u0103\u0323c m\u00f4\u0301i\u00a0<strong>ha\u0300n hoa\u0301 nhi\u00ea\u0323t CADWELD<\/strong>: du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t va\u0300 ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t v\u01a1\u0301i nhau.<\/p>\n<p><strong>2. Ch\u00f4\u0301ng se\u0301t \u0111a\u0301nh th\u0103\u0309ng b\u0103\u0300ng c\u00f4ng ngh\u00ea\u0323 ti\u00eau ta\u0301n \u0111a\u0301m m\u00e2y \u0111i\u00ea\u0323n ti\u0301ch kh\u00f4ng cho hi\u0300nh tha\u0300nh tia ti\u00ean \u0111a\u0323o se\u0301t (dissipation array system).<\/strong><\/p>\n<p>C\u00f4ng ngh\u00ea\u0323 na\u0300y hi\u00ea\u0323n nay \u01a1\u0309 Vi\u00eat Nam r\u00e2\u0301t i\u0301t s\u01b0\u0309 du\u0323ng vi\u0300 gia\u0301 tha\u0300nh cao,chi\u0309 \u0111\u01b0\u01a1\u0323c \u01b0\u0301ng du\u0323ng va\u0300o m\u00f4\u0323t s\u00f4\u0301 c\u00f4ng tri\u0300nh c\u00e2\u0300n thi\u00ea\u0301t.<\/p>\n<p>Ca\u0301c ha\u0303ng sa\u0309n xu\u00e2\u0301t nh\u01b0:\u00a0 LEC \u2013 USA, LIGHTING PREVECTION SYSTEM _ USA.<\/p>\n<p><strong>C\u00e2\u0301u hi\u0300nh cu\u0309a loa\u0323i na\u0300y g\u00f4\u0300m co\u0301 3 ph\u00e2\u0300n:<\/strong><\/p>\n<p>a) Ca\u0301c \u0111\u00e2\u0300u pha\u0301t ion d\u01b0\u01a1ng: Th\u01b0\u01a1\u0300ng la\u0300m b\u0103\u0300ng the\u0301p ma\u0323 \u0111\u00f4\u0300ng ho\u0103\u0323c b\u0103\u0300ng inox. Ca\u0301c \u0111\u00e2\u0300u pha\u0301t ion d\u01b0\u01a1ng co\u0301 da\u0323ng qua\u0309 c\u00e2\u0300u nhi\u00ea\u0300u gai. Da\u0323ng ca\u0301i du\u0300 nhi\u00ea\u0300u gai, ho\u0103\u0323c da\u0323ng ca\u0301nh d\u01a1i nhi\u00ea\u0300u gai<\/p>\n<p>b) D\u00e2y d\u00e2\u0303n se\u0301t: Du\u0300ng \u0111\u00ea\u0309 d\u00e2\u0303n do\u0300ng ion d\u01b0\u01a1ng t\u01b0\u0300 m\u0103\u0323t \u0111\u00e2\u0301t \u0111i l\u00ean ca\u0301c thi\u00ea\u0301t bi\u0323 pha\u0301t ion d\u01b0\u01a1ng. Th\u01b0\u01a1\u0300ng la\u0300m b\u0103\u0300ng ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n, ti\u00ea\u0301t di\u00ea\u0323n cu\u0309a d\u00e2y d\u00e2\u0303n \u0111\u01b0\u01a1\u0323c quy \u0111i\u0323nh theo ti\u00eau chu\u00e2\u0309n qu\u00f4\u0301c t\u00ea\u0301 ( nfc 17 102 cu\u0309a Pha\u0301p ) t\u01b0\u0300 50mm2 \u0111\u00ea\u0301n 75mm2.<\/p>\n<p>c) H\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t: Du\u0300ng \u0111\u00ea\u0309 ta\u0309n do\u0300ng \u0111i\u00ea\u0323n se\u0301t trong \u0111\u00e2\u0301t. C\u00e2\u0301u hi\u0300nh cu\u0309a h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y g\u00f4\u0300m:<\/p>\n<p>&#8211; Ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng da\u0300i t\u01b0\u0300 2,4 me\u0301t \u0111\u00ea\u0301n 3 me\u0301t. \u0110\u01b0\u01a1\u0300ng ki\u0301nh ngoa\u0300i th\u01b0\u01a1\u0300ng 14\u2013 16mm. \u0110\u01b0\u01a1\u0323c ch\u00f4n th\u0103\u0309ng \u0111\u01b0\u0301ng va\u0300 ca\u0301ch m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0,5 \u0111\u00ea\u0301n 1 me\u0301t. Y\u00eau c\u00e2\u0300u d\u00e2y ca\u0301p ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y pha\u0309i \u0111\u01b0\u01a1\u0323c n\u00f4\u0301i tha\u0300nh m\u00f4\u0323t ma\u0323ch vo\u0300ng ki\u0301n tr\u01b0\u01a1\u0301c khi n\u00f4\u0301i v\u01a1\u0301i d\u00e2y d\u00e2\u0303n se\u0301t.<\/p>\n<p>&#8211; \u00d4\u0301c si\u00ea\u0301t ca\u0301p ho\u0103\u0323c m\u00f4\u0301i ha\u0300n hoa\u0301 nhi\u00ea\u0323t cadweld: du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t d\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t va\u0300 ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t v\u01a1\u0301i nhau.<\/p>\n<p><strong>3. Ch\u00f4\u0301ng se\u0301t \u0111a\u0301nh th\u0103\u0309ng b\u0103\u0300ng c\u00f4ng ngh\u00ea\u0323 pha\u0301t tia ti\u00ean \u0111a\u0323o s\u01a1\u0301m ( Early Streamer Emission ).<\/strong><\/p>\n<p>Ca\u0301c ha\u0303ng sa\u0309n xu\u00e2\u0301t: INDELEC \u2013 PHA\u0301P, SATELIT \u2013 PHA\u0301P, HELITA \u2013 PHA\u0301P, POUYET \u2013 PHA\u0301P, PARATONNRRES \u2013 PHA\u0301P, ERICO \u2013 U\u0301C. INGESCO \u2013 T\u00c2Y BAN NHA.<\/p>\n<p><strong>C\u00e2\u0301u hi\u0300nh cu\u0309a loa\u0323i na\u0300y g\u00f4\u0300m co\u0301 3 ph\u00e2\u0300n:<\/strong><\/p>\n<p>a) \u0110\u00e2\u0300u thu l\u00f4i: Du\u0300ng \u0111\u00ea\u0309 pha\u0301t tia ti\u00ean \u0111a\u0323o \u0111i l\u00ean thu hu\u0301t se\u0301t v\u00ea\u0300 no\u0301. \u0110\u00e2\u0300u thu l\u00f4i \u0111\u01b0\u01a1\u0323c g\u0103\u0301n tr\u00ean tru\u0323 \u0111\u01a1\u0303 co\u0301 \u0111\u00f4\u0323 cao trung bi\u0300nh\u00a0 la\u0300 5 me\u0301t so v\u01a1\u0301i \u0111i\u0309nh cu\u0309a c\u00f4ng tri\u0300nh c\u00e2\u0300n \u0111\u01b0\u01a1\u0323c ba\u0309o v\u00ea\u0323.<\/p>\n<p>b) D\u00e2y d\u00e2\u0303n se\u0301t: Du\u0300ng \u0111\u00ea\u0309 d\u00e2\u0303n do\u0300ng se\u0301t \u0111\u00e2\u0300u thu l\u00f4i \u0111\u00ea\u0301n h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t. Th\u01b0\u01a1\u0300ng la\u0300m b\u0103\u0300ng \u0111\u00f4\u0300ng la\u0301 ho\u0103\u0323c ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n, ti\u00ea\u0301t di\u00ea\u0323n cu\u0309a d\u00e2y d\u00e2\u0303n \u0111\u01b0\u01a1\u0323c quy \u0111i\u0323nh theo ti\u00eau chu\u00e2\u0309n qu\u00f4\u0301c t\u00ea\u0301 (nfc 17 102 cu\u0309a pha\u0301p ) t\u01b0\u0300 50mm2 \u0111\u00ea\u0301n 75mm2.<\/p>\n<p>c) H\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t: Du\u0300ng \u0111\u00ea\u0309 ta\u0309n do\u0300ng \u0111i\u00ea\u0323n se\u0301t trong \u0111\u00e2\u0301t. C\u00e2\u0301u hi\u0300nh cu\u0309a h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y g\u00f4\u0300m:<\/p>\n<p>&#8211; Ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng da\u0300i t\u01b0\u0300 2.4 me\u0301t \u0111\u00ea\u0301n 3 me\u0301t. \u0110\u01b0\u01a1\u0300ng ki\u0301nh ngoa\u0300i th\u01b0\u01a1\u0300ng la\u0300 14 \u2013 16mm. \u0110\u01b0\u01a1\u0323c ch\u00f4n th\u0103\u0309ng \u0111\u01b0\u0301ng va\u0300 ca\u0301ch m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0,5 \u0111\u00ea\u0301n 1 me\u0301t. Khoa\u0309ng ca\u0301ch co\u0323c v\u01a1\u0301i co\u0323c t\u01b0\u0300 3 \u0111\u00ea\u0301n 15 me\u0301t.<\/p>\n<p>&#8211; D\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng la\u0300 ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n co\u0301 ti\u00ea\u0301t di\u00ea\u0323n t\u01b0\u0300 50 \u0111\u00ea\u0301n 75mm2 du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y la\u0323i v\u01a1\u0301i nhau. Ca\u0301p na\u0300y n\u0103\u0300m \u00e2m d\u01b0\u01a1\u0301i m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0,5 \u0111\u00ea\u0301n 1 me\u0301t.<\/p>\n<p>&#8211; \u00d4\u0301c si\u00ea\u0301t ca\u0301p ho\u0103\u0323c n\u00f4\u0301i ha\u0300n hoa\u0301 nhi\u00ea\u0323t cadweld: du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t d\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t va\u0300 ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t v\u01a1\u0301i nhau.<\/p>\n<p><strong>B\/ CH\u00d4\u0301NG SE\u0301T LAN TRUY\u00ca\u0300N:<\/strong><\/p>\n<p><strong>I. Ch\u00f4\u0301ng se\u0301t lan truy\u00ea\u0300n cho tra\u0323m bi\u00ea\u0301n a\u0301p 1000v (1kv):<\/strong><\/p>\n<p><strong>1. Du\u0300ng ch\u00f4\u0301ng se\u0301t Van la\u0300 ( Lightning Arrester ) l\u0103\u0301p ta\u0323i \u0111\u00e2\u0300u \u0111\u01b0\u01a1\u0300ng d\u00e2y va\u0300o tra\u0323m bi\u00ea\u0301n a\u0301p \u0111\u00ea\u0309 c\u0103\u0301t xung \u0111i\u00ea\u0323n se\u0301t xu\u00f4\u0301ng \u0111\u00e2\u0301t.<\/strong><\/p>\n<p>&#8211; Du\u0300ng ch\u00f4\u0301ng se\u0301t van s\u01a1 ( go\u0323i la\u0300 thi\u00ea\u0301t bi\u0323 c\u0103\u0301t se\u0301t ngu\u00f4\u0300n 3 pha ho\u0103\u0323c 1 pha ), l\u0103\u0301p song song v\u01a1\u0301i ngu\u00f4\u0300n \u0111i\u00ea\u0323n \u0111\u00ea\u0309 c\u0103\u0301t gia\u0309m xung \u0111i\u00ea\u0323n se\u0301t l\u01a1\u0301n xu\u00f4\u0301ng \u0111\u00e2\u0301t. C\u00e2\u0301u hi\u0300nh cu\u0309a loa\u0323i na\u0300y g\u00f4\u0300m co\u0301 3 ph\u00e2\u0300n:<\/p>\n<p>a) Van c\u0103\u0301t se\u0301t: Du\u0300ng \u0111\u00ea\u0309 c\u0103\u0301t xa\u0309 xung \u0111i\u00ea\u0323n se\u0301t lan truy\u00ea\u0300n tr\u00ean l\u01b0\u01a1\u0301i ha\u0323 th\u00ea\u0301 xu\u00f4\u0301ng \u0111\u00e2\u0301t, tr\u01b0\u01a1\u0301c khi no\u0301 co\u0301 th\u00ea\u0309 theo ngu\u00f4\u0300n \u0111i\u00ea\u0323n \u0111i va\u0300o phu\u0323 ta\u0309i.<\/p>\n<p>b) D\u00e2y d\u00e2\u0303n se\u0301t: Du\u0300ng \u0111\u00ea\u0309 d\u00e2\u0303n do\u0300ng se\u0301t t\u01b0\u0300 \u0111i\u00ea\u0309m nu\u0301t ma\u0323ng \u0111\u00ea\u0301n van c\u0103\u0301t se\u0301t va\u0300 t\u01b0\u0300 van c\u0103\u0301t se\u0301t \u0111\u00ea\u0301n h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t.<\/p>\n<p>c) H\u00ea\u0323 th\u00f4\u0301n ti\u00ea\u0301p \u0111\u00e2\u0301t: Du\u0300ng \u0111\u00ea\u0309 ta\u0309n do\u0300ng \u0111i\u00ea\u0323n se\u0301t trong \u0111\u00e2\u0301t. C\u00e2\u0301u hi\u0300nh cu\u0309a h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y g\u00f4\u0300m:<\/p>\n<p>&#8211; Ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng da\u0300i t\u01b0\u0300 2,4 me\u0301t \u0111\u00ea\u0301n 3 me\u0301t. \u0110\u01b0\u01a1\u0300ng ki\u0301nh ngoa\u0300i th\u01b0\u01a1\u0300ng la\u0300 14 \u2013 16mm. \u0110\u01b0\u01a1\u0323c ch\u00f4n th\u0103\u0309ng \u0111\u01b0\u0301ng va\u0300 ca\u0301ch m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0.5 \u0111\u00ea\u0301n 1 me\u0301t.<\/p>\n<p>&#8211; \u00d4\u0301c si\u00ea\u0301t ca\u0301p ho\u0103\u0323c m\u00f4\u0301i ha\u0300n hoa\u0301 nhi\u00ea\u0323t CADWELD: du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t d\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t va\u0300 ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t v\u01a1\u0301i nhau.<\/p>\n<p>d) C\u00e2\u0301u ta\u0323o cu\u0309a van c\u0103\u0301t se\u0301t: Van c\u0103\u0301t se\u0301t \u0111\u01b0\u01a1\u0323c ch\u00ea\u0301 ta\u0323o t\u01b0\u0300 \u00f4 xy\u0301t kim loa\u0323i ( metal oxide varristor \u2013 mov ) th\u01b0\u01a1\u0300ng la\u0300 \u00f4 xy\u0301t ke\u0303m. \u0110\u0103\u0323c \u0111i\u00ea\u0309m cu\u0309a loa\u0323i v\u00e2\u0323t li\u00ea\u0323u na\u0300y la\u0300 chi\u0300 co\u0301 th\u00ea\u0309 d\u00e2\u0303n \u0111i\u00ea\u0323n \u01a1\u0309 \u0111i\u00ea\u0323n a\u0301p cao va\u0300 se\u0303 tr\u01a1\u0309 tha\u0300nh v\u00e2\u0323t ca\u0301ch \u0111i\u00ea\u0323n \u01a1\u0309 \u0111i\u00ea\u0323n a\u0301p th\u00e2\u0301p, \u0111i\u00ea\u0323n ca\u0300ng cao thi\u0300 do\u0300ng \u0111i\u00ea\u0323n th\u00f4ng ma\u0323ch ca\u0300ng l\u01a1\u0301n va\u0300 \u0111i\u00ea\u0323n a\u0301p ca\u0300ng gia\u0309m thi\u0300 do\u0300ng th\u00f4ng ma\u0323ch ca\u0300ng gia\u0309m v\u00ea\u0300 z\u00ea r\u00f4 ( co\u0300n go\u0323i la\u0300 kh\u00f4\u0301i \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n )<\/p>\n<p>e) Nguy\u00ean ly\u0301 la\u0300m vi\u00ea\u0323c cu\u0309a van c\u0103\u0301t se\u0301t: Khi se\u0301t \u0111a\u0301nh tr\u01b0\u0323c ti\u00ea\u0301p va\u0300o \u0111\u01b0\u01a1\u0300ng d\u00e2y ha\u0323 th\u00ea\u0301 3 pha 220\/380vac \u2013 50hz, ho\u0103\u0323c se\u0301t \u0111a\u0301nh va\u0300o vu\u0300ng l\u00e2n c\u00e2\u0323n r\u00f4\u0300i ca\u0309m \u01b0\u0301ng va\u0300o \u0111\u01b0\u01a1\u0300ng d\u00e2y ha\u0323 th\u00ea\u0301 r\u00f4\u0300i lan truy\u00ea\u0300n va\u0300o van c\u0103\u0301t se\u0301t tr\u01b0\u01a1\u0301c khi no\u0301 \u0111\u00ea\u0301n phu\u0323 ta\u0309i (ca\u0301c thi\u00ea\u0301t bi\u0323 du\u0300ng \u0111i\u00ea\u0323n). Xung \u0111i\u00ea\u0323n se\u0301t na\u0300y co\u0301 bi\u00ean \u0111\u00f4\u0323 \u0111i\u00ea\u0323n a\u0301p l\u01a1\u0301n la\u0300m cho \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n cu\u0309a van c\u0103\u0301t se\u0301t ng\u01b0\u01a1\u0303ng d\u00e2\u0303n, lu\u0301c na\u0300y no\u0301 se\u0303 m\u01a1\u0309 ma\u0323ch \u0111\u00ea\u0309 \u0111\u00f4\u0323 \u0111i\u00ea\u0323n a\u0301p l\u01a1\u0301n la\u0300m cho \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n cu\u0309a van c\u0103\u0301t se\u0301t ng\u01b0\u01a1\u0303ng d\u00e2\u0303n, lu\u0301c na\u0300y no\u0301 se\u0303 m\u01a1\u0309 ma\u0323ch cho do\u0300ng \u0111i\u00ea\u0323n se\u0301t \u0111i qua no\u0301 xu\u00f4\u0301ng \u0111\u00e2\u0301t. Khi xung \u0111i\u00ea\u0323n se\u0301t gia\u0309m th\u00e2\u0301p \u0111\u00ea\u0301n d\u01b0\u01a1\u0301i gia\u0301 tri\u0323 \u0111i\u00ea\u0323n a\u0301p ng\u01b0\u01a1\u0303ng cu\u0309a van c\u0103\u0301t de\u0301t thi\u0300 \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n cu\u0309a van c\u0103\u0301t se\u0301t se\u0303 tan nhanh \u0111\u00ea\u0309 ng\u0103\u0301t do\u0300ng c\u0103\u0301t xung se\u0301t.<\/p>\n<p><strong>2. Du\u0300ng thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t (th\u01b0\u01a1\u0300ng la\u0300 l\u0103\u0301p n\u00f4\u0301i ti\u00ea\u0301p v\u01a1\u0301i phu\u0323 ta\u0309i) \u0111\u00ea\u0309 v\u01b0\u0300a c\u0103\u0301t xung \u0111i\u00ea\u0323n se\u0301t, v\u01b0\u0300a lo\u0323c \u0111\u01b0\u01a1\u0323c ca\u0301c loa\u0323i so\u0301ng ha\u0300i, ca\u0301c nhi\u00ea\u0303u t\u00e2\u0300n s\u00f4\u0301 cao cu\u0309a se\u0301t.<\/strong><\/p>\n<p><strong>a) C\u00e2\u0301u hi\u0300nh: loa\u0323i na\u0300y g\u00f4\u0300m co\u0301 3 ph\u00e2\u0300n:<\/strong><\/p>\n<ul>\n<li>Thi\u00ea\u0301t bi\u0323 lo\u0323c se\u0301t: Du\u0300ng \u0111\u00ea\u0309 c\u0103\u0301t xa\u0309 xung \u0111i\u00ea\u0323n se\u0301t lan truy\u00ea\u0300n tr\u00ean l\u01b0\u01a1\u0301i ha\u0323 th\u00ea\u0301 xu\u00f4\u0301ng \u0111\u00e2\u0301t va\u0300 lo\u0323c ca\u0301c so\u0301ng ha\u0300i ca\u0301c nhi\u00ea\u0303u t\u00e2\u0300n s\u00f4\u0301 cao tr\u01b0\u01a1\u0301c khi chu\u0301ng co\u0301 th\u00ea\u0309 theo ngu\u00f4\u0300n \u0111i\u00ea\u0323n \u0111i va\u0300o phu\u0323 ta\u0309i.<\/li>\n<li>D\u00e2y d\u00e2\u0303n se\u0301t: Du\u0300ng \u0111\u00ea\u0309 d\u00e2\u0303n do\u0300ng se\u0301t t\u01b0\u0300 thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t se\u0301t \u0111\u00ea\u0301n h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t.<\/li>\n<li>H\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t: du\u0300ng \u0111\u00ea\u0309 ta\u0309n do\u0300ng \u0111i\u00ea\u0323n se\u0301t trong \u0111\u00e2\u0301t.\u00a0<strong>C\u00e2\u0301u hi\u0300nh cu\u0309a h\u00ea\u0323 th\u00f4\u0301ng ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y g\u00f4\u0300m:<\/strong><\/li>\n<li>Ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng da\u0300i t\u01b0\u0300 2,4 me\u0301t \u0111\u00ea\u0301n 3 me\u0301t. \u0110\u01b0\u01a1\u0300ng ki\u0301nh ngoa\u0300i th\u01b0\u01a1\u0300ng la\u0300 14 \u2013 16mm. \u0110\u01b0\u01a1\u0323c ch\u00f4n th\u0103\u0309ng \u0111\u01b0\u0301ng va\u0300 ca\u0301ch m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0,5 \u0111\u00ea\u0301n 1 me\u0301t. Khoa\u0309ng ca\u0301ch co\u0323c v\u01a1\u0301i co\u0323c t\u01b0\u0300 3 \u0111\u00ea\u0301n 15 me\u0301t.<\/li>\n<li>D\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t: th\u01b0\u01a1\u0300ng la\u0300 ca\u0301p \u0111\u00f4\u0300ng tr\u00e2\u0300n co\u0301 ti\u00ea\u0301t di\u00ea\u0323n t\u01b0\u0300 50 \u0111\u00ea\u0301n 75mm2 du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t ca\u0301c co\u0323c ti\u00ea\u0301p \u0111\u00e2\u0301t na\u0300y la\u0323i v\u01a1\u0301i nhau . Ca\u0301p na\u0300y n\u0103\u0300m \u00e2m d\u01b0\u01a1\u0301i m\u0103\u0323t \u0111\u00e2\u0301t t\u01b0\u0300 0.5 \u0111\u00ea\u0301n 1 me\u0301t.<\/li>\n<li>\u00d4\u0301c si\u00ea\u0301t ca\u0301p ho\u0103\u0323c m\u00f4\u0301i ha\u0300n hoa\u0301 nhi\u00ea\u0323t cadweld: du\u0300ng \u0111\u00ea\u0309 li\u00ean k\u00ea\u0301t d\u00e2y ti\u00ea\u0301p \u0111\u00e2\u0301t v\u01a1\u0301i nhau.<\/li>\n<\/ul>\n<p><strong>b) C\u00e2\u0301u ta\u0323o cu\u0309a thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t th\u01b0\u01a1\u0300ng bao g\u00f4\u0300m:<\/strong><\/p>\n<ul>\n<li>Van c\u0103\u0301t se\u0301t s\u01a1 c\u00e2\u0301p ( n\u0103\u0300m phi\u0301a tr\u01b0\u01a1\u0301c )<\/li>\n<li>B\u00f4\u0323 lo\u0323c so\u0301ng ha\u0300i va\u0300 nhi\u00ea\u0303u ( n\u0103\u0300m gi\u01b0\u0303a)<\/li>\n<li>Van c\u0103\u0301t se\u0301t th\u01b0\u0301 c\u00e2\u0301p ( n\u0103\u0300m phi\u0301a sau)<\/li>\n<\/ul>\n<p>Van c\u0103\u0301t se\u0301t s\u01a1 c\u00e2\u0301p va\u0300 th\u01b0\u0301 c\u00e2\u0301p \u0111\u01b0\u01a1\u0323c ch\u00ea\u0301 ta\u0323o t\u01b0\u0300 \u00f4 xy\u0301t kim loa\u0323i ( metal oxide varristor \u2013 mov ) th\u01b0\u01a1\u0300ng la\u0300 \u00f4 xy\u0301t ke\u0303m. \u0110\u0103\u0323c \u0111i\u00ea\u0309m cu\u0309a loa\u0323i v\u00e2\u0323t li\u00ea\u0323u na\u0300y la\u0300 chi\u0309 co\u0301 th\u00ea\u0309 d\u00e2\u0303n \u0111i\u00ea\u0323n \u01a1\u0309 \u0111i\u00ea\u0323n ca\u0301p cao va\u0300 se\u0303 tr\u01a1\u0309 tha\u0300nh v\u00e2\u0323t ca\u0301ch \u0111i\u00ea\u0323n \u01a1\u0309 \u0111i\u00ea\u0323n a\u0301p th\u00e2\u0301p, \u0111i\u00ea\u0323n a\u0301p ca\u0300ng cao thi\u0300 do\u0300ng \u0111i\u00ea\u0323n th\u00f4ng ma\u0323ch ca\u0300ng l\u01a1\u0301n va\u0300 \u0111i\u00ea\u0323n a\u0301p ca\u0300ng gia\u0309m thi\u0300 do\u0300ng th\u00f4ng ma\u0323ch ca\u0300ng gia\u0309m v\u00ea\u0300 z\u00ea r\u00f4 ( co\u0300n go\u0323i la\u0300 kh\u00f4\u0301i \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n ).<\/p>\n<p>B\u00f4\u0323 lo\u0323c so\u0301ng ha\u0300i \u0111\u01b0\u01a1\u0323c c\u00e2\u0301u ta\u0323o t\u01b0\u0300 cu\u00f4\u0323n kha\u0301ng \u0111i\u00ea\u0323n I va\u0300 ca\u0301c tu\u0323 lo\u0323c, cu\u00f4\u0323n kha\u0301n I \u0111\u01b0\u01a1\u0323c l\u0103\u0301p n\u00f4\u0301i ti\u00ea\u0301p v\u01a1\u0301i ma\u0323ch \u0111i\u00ea\u0323n co\u0300n tu\u0323 lo\u0323c thi\u0300 l\u0103\u0301p song song v\u01a1\u0301i ma\u0323ch \u0111i\u00ea\u0323n ( n\u0103\u0300m phi\u0301 sau cu\u00f4\u0323n kha\u0301ng \u0111i\u00ea\u0323n I).<\/p>\n<p><strong>c) Nguy\u00ean ly\u0301 la\u0300m vi\u00ea\u0323c cu\u0309a thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t:<\/strong><\/p>\n<p>Khi \u0111a\u0301nh se\u0301t tr\u01b0\u0323c ti\u00ea\u0301p va\u0300o \u0111\u01b0\u01a1\u0300ng d\u00e2y \u0111i\u00ea\u0323n ha\u0323 th\u00ea\u0301 3 pha 220\/380 \u2013 50 hz, ho\u0103\u0323c se\u0301t \u0111a\u0301nh va\u0300o vu\u0300ng l\u00e2n c\u00e2\u0323n r\u00f4\u0300i ca\u0309m \u01b0\u0301ng va\u0300o \u0111\u01b0\u01a1\u0300ng d\u00e2y ha\u0323 th\u00ea\u0301 r\u00f4\u0300i lan truy\u00ea\u0300n va\u0300o thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t tr\u01b0\u01a1\u0301c khi no\u0301 \u0111\u00ea\u0301n phu\u0323 ta\u0309i ( Ca\u0301c thi\u00ea\u0301t bi\u0323 du\u0300ng \u0111i\u00ea\u0323n ). Xung \u0111i\u00ea\u0323n se\u0301t co\u0300n so\u0301t v\u01a1\u0301i bi\u00ean \u0111\u00f4\u0323 th\u00e2\u0301p khi ra kho\u0309i b\u00f4\u0323 lo\u0323c I \u2013 c thi\u0300 se\u0303 bi\u0323 van c\u0103\u0301t se\u0301t th\u01b0\u0301 c\u00e2\u0301p c\u0103\u0301t th\u00eam m\u00f4\u0323t l\u00e2\u0300n n\u01b0\u0303a. Khi xung \u0111i\u00ea\u0323n se\u0301t gia\u0309m th\u00e2\u0301p \u0111\u00ea\u0301n d\u01b0\u01a1\u0301i gia\u0301 tri\u0323 \u0111i\u00ea\u0323n a\u0301p ng\u01b0\u01a1\u0303ng cu\u0309a van c\u0103\u0301t thi\u0300 \u0111i\u00ea\u0323n tr\u01a1\u0309 phi tuy\u00ea\u0301n cu\u0309a van c\u0103\u0301t se\u0301t se\u0303 t\u0103ng nhanh \u0111\u00ea\u0309 ng\u0103\u0301t do\u0300ng c\u0103\u0301t xung se\u0301t.<\/p>\n<p><strong>II. Ch\u00f4\u0301ng se\u0301t lan truy\u00ea\u0300n cho l\u01b0\u01a1\u0301i \u0111i\u00ea\u0323n ha\u0323 th\u00ea\u0301 3 pha 220\/380v \u2013 50\/60hz:<\/strong><\/p>\n<p><strong>1. Du\u0300ng ch\u00f4\u0301ng se\u0301t Van s\u01a1 c\u00e2\u0301p:\u00a0<\/strong>(go\u0323i la\u0300 thi\u00ea\u0301t bi\u0323 c\u0103\u0301t se\u0301t ngu\u00f4\u0300n 3 pha ho\u0103\u0323c 1 pha), l\u0103\u0301p song song v\u01a1\u0301i ngu\u00f4\u0300n \u0111i\u00ea\u0323n \u0111\u00ea\u0309 c\u0103\u0301t gia\u0309m xung \u0111i\u00ea\u0323n se\u0301t l\u01a1\u0301n xu\u00f4\u0301ng \u0111\u00e2\u0301t.<\/p>\n<p><strong>\u01afU \u0110I\u00ca\u0309M:<\/strong><\/p>\n<p>&#8211; Kh\u00f4ng chi\u0309 gi\u01a1\u0301i ha\u0323n do\u0300ng ta\u0309i n\u00ean cu\u0300ng lu\u0301c co\u0301 th\u00ea\u0309 ba\u0309o v\u00ea\u0323 \u0111\u01b0\u01a1\u0323c nhi\u00ea\u0300u thi\u00ea\u0301t bi\u0323 du\u0300ng \u0111i\u00ea\u0323n.<\/p>\n<p>&#8211; Vi\u0300 v\u00e2\u0323y chi\u0309 la\u0300 thi\u00ea\u0301t bi\u0323 c\u0103\u0301t se\u0301t s\u01a1 c\u00e2\u0301p n\u00ean th\u01b0\u01a1\u0300ng gia\u0301 tha\u0300nh th\u00e2\u0301p.<\/p>\n<p><strong>NH\u01af\u01a0\u0323C \u0110I\u00ca\u0309M:<\/strong><\/p>\n<p>&#8211; Chi\u0309 c\u0103\u0301t h\u00e2\u0300u h\u00ea\u0301t ca\u0301c xung l\u01a1\u0301n ma\u0300 kh\u00f4ng lo\u0323c \u0111\u01b0\u01a1\u0323c ca\u0301c tha\u0300nh ph\u00e2\u0300n t\u00e2\u0300n s\u00f4\u0301 cao cu\u0309a se\u0301t, nh\u01b0 ca\u0301c so\u0301ng ha\u0300i, ca\u0301c loa\u0323i nhi\u00ea\u0303u\u2026<\/p>\n<p>Ca\u0301c ha\u0303ng co\u0301 th\u00ea\u0309 \u0111a\u0301p \u01b0\u0301ng t\u00f4\u0301t nh\u01b0 : TPS \u2013U\u0301c, OBO \u2013 \u0110\u01b0\u0301c, MCG \u2013 USA, ERICO \u2013 U\u0301c, TERCEL \u2013 U\u0301c.<\/p>\n<p>&#8211; Du\u0300ng thi\u00ea\u0301t bi\u0323 c\u0103\u0301t lo\u0323c se\u0301t ( th\u01b0\u01a1\u0300ng la\u0300 l\u0103\u0301p n\u00f4\u0301i ti\u00ea\u0301p v\u01a1\u0301i phu\u0323 ta\u0309i ) \u0111\u00ea\u0309 v\u01b0\u0300a c\u0103\u0301t xung \u0111i\u00ea\u0323n se\u0301t, v\u01b0\u0300a lo\u0323c \u0111\u01b0\u01a1\u0323c ca\u0301c loa\u0323i so\u0301ng ha\u0300i cu\u0309a se\u0301t.<\/p>\n<p><strong>\u01afU \u0110I\u00ca\u0309M:<\/strong><\/p>\n<p>&#8211; Ba\u0309o v\u00ea\u0323 \u0111a c\u00e2\u0301p cho phu\u0323 ta\u0309i (g\u00f4\u0300m c\u0103\u0301t se\u0301t s\u01a1 c\u00e2\u0301p, lo\u0323c, c\u0103\u0301t se\u0301t th\u01b0\u0301 c\u00e2\u0301p ), do \u0111o\u0301 \u0111\u00f4\u0323 an toa\u0300n cao.<\/p>\n<p><strong>NH\u01af\u01a0\u0323C \u0110I\u00ca\u0309M:<\/strong><\/p>\n<p>&#8211; Vi\u0300 \u0111\u01b0\u01a1\u0323c ch\u00ea\u0301 tao ba\u0309o v\u00ea\u0323 \u0111a c\u00e2\u0301p n\u00ean gia\u0301 tha\u0300nh cao.<\/p>\n<p>&#8211; Vi\u0300 l\u0103\u0301p n\u00f4\u0301i ti\u00ea\u0301p n\u00ean bi\u0323 gi\u01a1\u0301i ha\u0323n v\u01a1\u0301i m\u00f4\u0323t do\u0300ng \u0111i\u00ea\u0323n nh\u00e2\u0301t \u0111i\u0323nh.<\/p>\n<p>&#8211; Ca\u0301c ha\u0303ng \u0111a\u0301p \u01b0\u0301ng t\u00f4\u0301t nh\u01b0: TPS \u2013 U\u0301c, OBO \u2013 \u0110\u01b0\u0301c, ERICO \u2013 U\u0301c, YERCEL \u2013 U\u0301c.<\/p>\n<p><strong>3. Ch\u00f4\u0301ng se\u0301t lan truy\u00ea\u0300n cho \u0111\u01b0\u01a1\u0300ng d\u00e2y th\u00f4ng tin:<\/strong><\/p>\n<p>&#8211; Ch\u00f4\u0301ng se\u0301t lan truy\u00ea\u0300n cho \u0111\u01b0\u01a1\u0300ng d\u00e2y \u0111i\u00ea\u0323n thoa\u0323i l\u0103\u0301p \u0111\u0103\u0323t tr\u00ean phi\u00ea\u0301n Krone 10 \u0111\u00f4i d\u00e2y: tuy\u0300 theo m\u01b0\u0301c \u0111i\u00ea\u0323n a\u0301p ti\u0301n hi\u00ea\u0323u, t\u00e2\u0300n s\u00f4\u0301 la\u0300m vi\u00ea\u0323c, t\u00f4\u0301c \u0111\u00f4\u0323 \u0111\u01b0\u01a1\u0300ng truy\u00ea\u0300n se\u0303 l\u01b0\u0323a cho\u0323n ca\u0301c thi\u00ea\u0301t bi\u0323 ba\u0309o v\u00ea\u0323 kha\u0301c nhau. Ca\u0301c ha\u0303ng co\u0301 th\u00ea\u0309 \u0111a\u0301p \u01b0\u0301ng nh\u01b0 : TPS \u2013 U\u0301c, ERICO \u2013 U\u0301c, TERCEL \u2013 U\u0301c.<\/p>\n<p>&#8211; Ch\u00f4\u0301ng lan truy\u00ea\u0300n tr\u00ean \u0111\u01b0\u01a1\u0300ng d\u00e2y n\u00f4\u0301i ma\u0323ng ma\u0301y ti\u0301nh ca\u0301p RJ45: co\u0301 nhi\u00ea\u0300u ha\u0303ng \u0111\u00ea\u0309 l\u01b0\u0323a cho\u0323n nh\u01b0 APC \u2013 USA, ATLENTIC \u2013 USA, ERICO \u2013 U\u0301c, TPS \u2013 U\u0301c.<\/p>\n<p>&#8211; Ch\u00f4\u0301ng se\u0301t lan truy\u00ea\u0300n tr\u00ean \u0111\u01b0\u01a1\u0300ng d\u00e2y ca\u0301p \u0111\u00f4\u0300ng tru\u0323c 75W: co\u0301 nhi\u00ea\u0300u ha\u0303ng \u0111\u00ea\u0309 l\u01b0\u0323a cho\u0323n nh\u01b0: ERICO \u2013 U\u0301c, TPS \u2013 U\u0301c, OBO \u2013\u0110\u01b0\u0301c.<\/p>\n<p><span style=\"color: #0000ff;\"><strong>C\u00d4NG TY TNHH TH\u01af\u01a0NG M\u1ea0I C\u01a0 KH\u00cd V\u00c0 X\u00c2Y L\u1eaeP CH\u1ed0NG S\u00c9T VI\u1ec6T NAM<\/strong><\/span><br \/>\n<strong>\u0110\u1ecba ch\u1ec9:<\/strong>\u00a0C\u1ee5m c\u00f4ng nghi\u1ec7p \u0110\u1ea1i Gi\u00e1p, \u0110\u1ea1i L\u00e2m, L\u1ea1ng Giang, B\u1eafc Giang<\/p>\n<p><strong>VPGD:<\/strong>\u00a0A2604, t\u00f2a nh\u00e0 Osaka, ng\u00f5 48, Ng\u1ecdc H\u1ed3i, Ho\u00e0ng Li\u1ec7t, Ho\u00e0ng Mai, H\u00e0 N\u1ed9i<br \/>\n<strong>Hotline:\u00a0<\/strong>0353.577.766 &#8211; 03545.345.66<br \/>\n<strong>Email:<\/strong>\u00a0vnmax2@gmail.com<br \/>\n<strong>Website:<\/strong><a href=\"http:\/\/www.thicongchongset.com.vn\/\">www.thicongchongset.com.vn<\/a><\/p>\n<p><a href=\"http:\/\/www.thicongchongset.com.vn\/\">\u00a0www.lapdatchongset.com<\/a><\/p>\n<p><a href=\"https:\/\/vattuchongset.com.vn\/\">www.vattuchongset.com.vn<\/a><\/p>\n<p><label>M\u00e3 s\u1ed1 thu\u1ebf:\u00a0<strong>2400917034<\/strong><\/label><\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t ho\u00e0n thi\u1ec7n c\u1ea7n ph\u1ea3i \u0111\u00fang quy tr\u00ecnh theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u1ec3 gi\u00fap s\u00e9t \u0111\u01b0\u1ee3c lan truy\u1ec1n nhanh ch\u00f3ng, gi\u1ea3i tho\u00e1t s\u00e9t m\u1ed9t c\u00e1ch an to\u00e0n \u0111\u1ec3 b\u1ea3o v\u1ec7 con ng\u01b0\u1eddi v\u00e0 t\u00e0i s\u1ea3n. H\u1ec7 th\u1ed1ng ch\u1ed1ng s\u00e9t\u00a0ho\u00e0n thi\u1ec7n c\u1ea7n ph\u1ea3i \u0111\u00fang quy tr\u00ecnh theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u1ec3 [&#8230;]\n","protected":false},"author":1,"featured_media":2519,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false},"categories":[72,81],"tags":[184],"aioseo_notices":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/posts\/2518"}],"collection":[{"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2518"}],"version-history":[{"count":2,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/posts\/2518\/revisions"}],"predecessor-version":[{"id":2521,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/posts\/2518\/revisions\/2521"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=\/wp\/v2\/media\/2519"}],"wp:attachment":[{"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chongsetbacgiang.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}