{"id":3057,"date":"2026-08-20T22:18:27","date_gmt":"2026-08-20T22:18:27","guid":{"rendered":"https:\/\/cnsuton.com\/?p=3057"},"modified":"2026-08-20T22:47:28","modified_gmt":"2026-08-20T22:47:28","slug":"type-1-surge-protector-guide-for-panel-builders","status":"publish","type":"post","link":"https:\/\/cnsuton.com\/vi\/blog\/type-1-surge-protector-guide-for-panel-builders\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn B\u1ed9 ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1 cho nh\u00e0 l\u1eafp r\u00e1p t\u1ee7 \u0111i\u1ec7n: L\u1ef1a ch\u1ecdn t\u1ee7 \u0111i\u1ec7n ch\u00ednh"},"content":{"rendered":"
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A Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lo\u1ea1i 1<\/strong> thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n n\u1ed1i v\u0129nh vi\u1ec5n (SPD) c\u00f3 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho t\u1ee7 \u0111i\u1ec7n ch\u00ednh hay kh\u00f4ng: n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng d\u1ecbch v\u1ee5, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb Lo\u1ea1i 1 \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u1edf ph\u00eda ph\u1ee5 t\u1ea3i. N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u, \u0111\u00e2y l\u00e0 m\u00f4-\u0111un ch\u1ed1ng s\u00e9t lan truy\u1ec1n \u1edf giai \u0111o\u1ea1n ngu\u1ed3n m\u00e0 b\u1ea1n \u0111\u1eb7t \u1edf n\u01a1i n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n l\u01b0\u1edbi \u0111i v\u00e0o b\u1ea3ng \u0111i\u1ec7n c\u1ee7a c\u01a1 s\u1edf\u2014kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ph\u1ee5 ki\u1ec7n thanh DIN ng\u1eabu nhi\u00ean v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 thi\u1ebft b\u1ecb thay th\u1ebf cho aptomat t\u1ed5ng.<\/p>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y t\u1eadp trung v\u00e0o vi\u1ec7c l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb Lo\u1ea1i 1 \/ c\u1eeda d\u1ecbch v\u1ee5 v\u00e0 c\u00e1c \u0111\u1ea7u v\u00e0o t\u1ee7 \u0111i\u1ec7n quy\u1ebft \u0111\u1ecbnh \u0111i\u1ec1u \u0111\u00f3. N\u00f3 ch\u1ec9 \u0111\u1ed1i chi\u1ebfu v\u1edbi Lo\u1ea1i 2 \u1edf nh\u1eefng \u0111i\u1ec3m m\u00e0 v\u1ecb tr\u00ed v\u00e0 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 thi\u1ebft b\u1ecb ng\u1eaft \u0111i\u1ec7n l\u00e0m thay \u0111\u1ed5i th\u1ee9 t\u1ef1, sau \u0111\u00f3 chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn t\u00e0i li\u1ec7u ETU1 c\u1ee7a SUTON. C\u00e1c chi ti\u1ebft ph\u1ed1i h\u1ee3p k\u1ebft h\u1ee3p nhi\u1ec7m v\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) v\u1edbi thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft d\u1ef1 ph\u00f2ng \u0111\u00e3 c\u00f3 s\u1eb5n trong c\u00e1c h\u01b0\u1edbng d\u1eabn v\u1ec1 thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n k\u1ebft h\u1ee3p thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft v\u00e0 thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft k\u1ebft h\u1ee3p thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n c\u1ee7a SUTON; c\u00e1c trang \u0111\u00f3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft thay v\u00ec \u0111\u01b0\u1ee3c vi\u1ebft l\u1ea1i \u1edf \u0111\u00e2y.<\/p>\n

\"Type<\/figure>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o t\u1ea1i \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i d\u1ecbch v\u1ee5<\/h2>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1 l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb SPD \u0111\u1ea5u d\u00e2y c\u1ee9ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho khu v\u1ef1c thi\u1ebft b\u1ecb d\u1ecbch v\u1ee5\u2014gi\u1eefa th\u1ee9 c\u1ea5p c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p d\u1ecbch v\u1ee5 \u0111i\u1ec7n l\u1ef1c v\u00e0 ph\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng d\u1ecbch v\u1ee5, v\u00e0 c\u0169ng \u1edf ph\u00eda t\u1ea3i khi vi\u1ec7c li\u1ec7t k\u00ea cho ph\u00e9p. V\u1ec1 m\u1eb7t chuy\u00ean m\u00f4n, c\u1ea5p \u0111\u1ed9 v\u1ecb tr\u00ed \u0111\u00f3 l\u00e0 nh\u1eefng g\u00ec \u201cLo\u1ea1i 1\u201d g\u1ecdi t\u00ean theo th\u1ef1c h\u00e0nh UL 1449 \/ \u0110i\u1ec1u 242 c\u1ee7a NEC. Trong ng\u00f4n ng\u1eef b\u1ea3ng \u0111i\u1ec7n h\u00e0ng ng\u00e0y, \u0111\u00e2y l\u00e0 t\u1ea7ng ch\u1ed1ng s\u00e9t \u0111\u1ea7u ti\u00ean \u1edf b\u1ed9 ph\u1eadn ngu\u1ed3n v\u00e0o.<\/p>\n

Thi\u1ebft b\u1ecb gi\u1edbi h\u1ea1n qu\u00e1 \u0111i\u1ec7n \u00e1p qu\u00e1 \u0111\u1ed9 v\u00e0 chuy\u1ec3n h\u01b0\u1edbng n\u0103ng l\u01b0\u1ee3ng xung s\u00e9t tr\u00ean c\u00e1c d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. N\u00f3 kh\u00f4ng cung c\u1ea5p kh\u1ea3 n\u0103ng ng\u1eaft qu\u00e1 t\u1ea3i ho\u1eb7c ng\u1eafn m\u1ea1ch theo c\u00e1ch m\u00e0 MCB ho\u1eb7c MCCB th\u1ef1c hi\u1ec7n. Khi ng\u01b0\u1eddi mua y\u00eau c\u1ea7u thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n lo\u1ea1i 1 tr\u00ean t\u1ee7 \u0111i\u1ec7n ch\u00ednh, c\u00e2u tr\u1ea3 l\u1eddi h\u1eefu \u00edch b\u1eaft \u0111\u1ea7u b\u1eb1ng v\u1ecb tr\u00ed tr\u00ean s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn, ch\u1ee9 kh\u00f4ng ch\u1ec9 b\u1eb1ng h\u00ecnh \u1ea3nh ch\u1ee5p trong ca-ta-l\u00f4.<\/p>\n

Tr\u00ean c\u00e1c d\u1ef1 \u00e1n tu\u00e2n theo ti\u00eau chu\u1ea9n NEC 230.67 cho c\u00e1c khu nh\u00e0 \u1edf ho\u1eb7c c\u00e1c c\u00f4ng tr\u00ecnh li\u00ean quan, lo\u1ea1i thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u l\u00e0 Lo\u1ea1i 1 ho\u1eb7c Lo\u1ea1i 2, \u0111\u01b0\u1ee3c \u0111\u1eb7t trong ho\u1eb7c ngay c\u1ea1nh thi\u1ebft b\u1ecb d\u1ecbch v\u1ee5. Quy \u0111\u1ecbnh \u0111\u00f3 gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao thu\u1eadt ng\u1eef Lo\u1ea1i 1 xu\u1ea5t hi\u1ec7n th\u01b0\u1eddng xuy\u00ean trong vi\u1ec7c thay th\u1ebf thi\u1ebft b\u1ecb d\u1ecbch v\u1ee5; b\u1ea3n th\u00e2n quy \u0111\u1ecbnh \u0111\u00f3 kh\u00f4ng ch\u1ecdn s\u1ed1 c\u1ef1c, \u0111i\u1ec7n \u00e1p ho\u1eb7c c\u1ea5p xung cho b\u1ea3n v\u1ebd IEC.<\/p>\n

Lo\u1ea1i 1 so v\u1edbi Lo\u1ea1i 2: Quy \u0111\u1ecbnh v\u1ec1 V\u1ecb tr\u00ed v\u00e0 Thi\u1ebft b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i<\/h2>\n

Lo\u1ea1i 1 v\u00e0 Lo\u1ea1i 2 l\u00e0 c\u00e1c ph\u00e2n lo\u1ea1i v\u1ecb tr\u00ed t\u01b0\u01a1ng \u0111\u1ed1i so v\u1edbi thi\u1ebft b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i d\u1ecbch v\u1ee5, kh\u00f4ng ph\u1ea3i l\u00e0 t\u1eeb \u0111\u1ed3ng ngh\u0129a ti\u1ebfp th\u1ecb cho \u201cm\u1ea1nh\u201d v\u00e0 \u201cy\u1ebfu\u201d. Lo\u1ea1i 1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u1edf ph\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i d\u1ecbch v\u1ee5 khi \u0111\u01b0\u1ee3c ph\u00e9p, ho\u1eb7c theo c\u00e1c quy t\u1eafc k\u1ebft n\u1ed1i Lo\u1ea1i 2; Lo\u1ea1i 2 n\u1eb1m \u1edf ph\u00eda t\u1ea3i c\u1ee7a thi\u1ebft b\u1ecb qu\u00e1 d\u00f2ng \u0111\u00f3.<\/p>\n

\n\n\n\n\n\n\n\n\n
Quy\u1ebft \u0111\u1ecbnh<\/th>\nThi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lo\u1ea1i 1<\/th>\nThi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lo\u1ea1i 2<\/th>\n<\/tr>\n<\/thead>\n
Khu v\u1ef1c \u0111i\u1ec3n h\u00ecnh<\/td>\n\u0110i\u1ec3m \u0111\u1ea7u v\u00e0o d\u1ecbch v\u1ee5 \/ Ngu\u1ed3n<\/td>\nPh\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng d\u1ecbch v\u1ee5 (OCPD); b\u1ea3ng ph\u00e2n ph\u1ed1i<\/td>\n<\/tr>\n
Ph\u00eda ngu\u1ed3n c\u1ee7a c\u1ea7u dao ng\u1eaft \u0111i\u1ec7n<\/td>\nCho ph\u00e9p khi \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea l\u00e0 Lo\u1ea1i 1<\/td>\nKh\u00f4ng ph\u1ea3i lo\u1ea1i \u0111\u1ecba \u0111i\u1ec3m C\u1ea5p 2<\/td>\n<\/tr>\n
Aptomat ri\u00eang \/ C\u1ea7u dao ng\u1eaft k\u1ebft n\u1ed1i ri\u00eang<\/td>\nTh\u01b0\u1eddng kh\u00f4ng b\u1eaft bu\u1ed9c theo danh m\u1ee5c Lo\u1ea1i; v\u1eabn tu\u00e2n theo b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/td>\nTh\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i th\u00f4ng qua c\u1ea7u dao, c\u00f4ng t\u1eafc ho\u1eb7c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea<\/td>\n<\/tr>\n
L\u01b0\u1ee1ng d\u1ee5ng<\/td>\nTh\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng k\u00e9p cho c\u00e1c \u1ee9ng d\u1ee5ng Lo\u1ea1i 2<\/td>\nV\u1eabn l\u00e0 thi\u1ebft b\u1ecb thu\u1ed9c lo\u1ea1i ph\u00eda t\u1ea3i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

C\u00e1c th\u1ee3 \u0111i\u1ec7n tr\u00ean di\u1ec5n \u0111\u00e0n ng\u00e0nh ngh\u1ec1 li\u00ean t\u1ee5c coi Lo\u1ea1i 1 l\u00e0 l\u1ef1a ch\u1ecdn khi kh\u00f4ng c\u00f3 s\u1eb5n v\u1ecb tr\u00ed aptomat chuy\u00ean d\u1ee5ng, \u0111\u1ed3ng th\u1eddi v\u1eabn ki\u1ec3m tra \u0111\u1ecbnh m\u1ee9c \u0111\u1ea7u c\u1ed1t v\u00e0 h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. Th\u00f3i quen th\u1ef1c t\u1ebf \u0111\u00f3 ph\u00f9 h\u1ee3p v\u1edbi \u00fd t\u01b0\u1edfng ni\u00eam y\u1ebft, nh\u01b0ng \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea5y ph\u00e9p \u0111\u1ec3 b\u1ecf qua t\u1edd h\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t c\u1ee7a s\u1ea3n ph\u1ea9m \u0111\u00e3 ch\u1ecdn.<\/p>\n

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Quan tr\u1ecdng:<\/strong> Ch\u1ec9 l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb Lo\u1ea1i 1 theo \u0111\u00fang h\u01b0\u1edbng v\u00e0 ph\u01b0\u01a1ng th\u1ee9c k\u1ebft n\u1ed1i m\u00e0 danh m\u1ee5c li\u1ec7t k\u00ea v\u00e0 h\u01b0\u1edbng d\u1eabn cho ph\u00e9p. V\u1ecb tr\u00ed \u0111\u1ea5u n\u1ed1i ph\u00eda c\u00f4ng t\u01a1 ho\u1eb7c v\u1ea5u c\u00e1p l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c li\u1ec7t k\u00ea c\u0169ng c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c b\u1ea3o h\u00e0nh khi xem x\u00e9t y\u00eau c\u1ea7u b\u1ed3i th\u01b0\u1eddng do s\u00e9t \u0111\u00e1nh\/s\u1ef1 c\u1ed1 t\u0103ng \u00e1p. Ngu\u1ed3n: Th\u1ea3o lu\u1eadn v\u1ec1 v\u1ecb tr\u00ed L\u1eafp \u0111\u1eb7t Lo\u1ea1i 1 \u2014 \u0110i\u1ec7n l\u1ef1c Th\u1ea3o lu\u1eadn<\/a>.<\/p>\n<\/blockquote>\n

N\u1ebfu nhu c\u1ea7u tr\u01b0\u1edbc m\u1eaft l\u00e0 c\u00e1ch m\u1ed9t thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) d\u00f9ng chung b\u1ea3ng m\u1ea1ch v\u1edbi c\u1ea7u dao d\u1ef1 ph\u00f2ng ho\u1eb7c c\u1ea7u ch\u00ec, h\u00e3y s\u1eed d\u1ee5ng h\u01b0\u1edbng d\u1eabn v\u1ec1 thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n v\u00e0 c\u1ea7u dao<\/a> thay v\u00ec k\u00e9o d\u00e0i trang Ki\u1ec3u 1 n\u00e0y sang c\u00f4ng vi\u1ec7c \u0111i\u1ec1u ph\u1ed1i \u0111\u00f3.<\/p>\n

\"When<\/figure>\n

D\u00f2ng xung k\u00edch $I_{imp}$ (10\/350) Lo\u1ea1i d\u1ea5u \/ Xung k\u00edch lo\u1ea1i I<\/h2>\n

Tr\u00ean c\u00e1c b\u1ea3n v\u1ebd theo ti\u00eau chu\u1ea9n IEC, giai \u0111o\u1ea1n ngu\u1ed3n th\u01b0\u1eddng \u0111\u01b0\u1ee3c ghi l\u00e0 Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) Lo\u1ea1i I \/ L\u00e0m vi\u1ec7c Ki\u1ec3u 1 k\u00e8m theo \u0111\u1ecbnh m\u1ee9c d\u00f2ng xung Iimp tr\u00ean d\u1ea1ng s\u00f3ng 10\/350 \u00b5s. Con s\u1ed1 \u0111\u00f3 l\u00e0 ti\u00eau ch\u00ed ki\u1ec3m tra chuy\u00ean nghi\u1ec7p \u0111\u1ed1i v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu d\u00f2ng \u0111i\u1ec7n s\u00e9t t\u1ea1i \u0111i\u1ec3m \u0111\u1ea7u ngu\u1ed3n l\u1eafp \u0111\u1eb7t. Theo ng\u00f4n ng\u1eef th\u00f4ng th\u01b0\u1eddng, \u0111\u00f3 l\u00e0 ch\u1ec9 s\u1ed1 d\u00f2ng xung n\u0103ng l\u01b0\u1ee3ng cao m\u00e0 b\u1ea1n c\u1ea7n x\u00e1c minh tr\u01b0\u1edbc khi ch\u1ea5p nh\u1eadn m\u1ed9t module ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu xung 8\/20 l\u00e0m thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ngu\u1ed3n.<\/p>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lo\u1ea1i 2 (Type 2 \/ Class II) th\u01b0\u1eddng t\u1eadp trung v\u00e0o In ho\u1eb7c Imax tr\u00ean s\u00f3ng 8\/20 \u00b5s \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda do d\u00f2ng \u0111i\u1ec7n d\u01b0 ho\u1eb7c d\u00f2ng \u0111i\u1ec7n c\u1ea3m \u1ee9ng t\u1ea1i c\u00e1c t\u1ee7 \u0111i\u1ec7n ph\u00e2n ph\u1ed1i. Vi\u1ec7c thay th\u1ebf b\u1eb1ng m\u1ed9t thi\u1ebft b\u1ecb ch\u1ec9 ch\u1ecbu \u0111\u01b0\u1ee3c xung 8\/20 trong khi s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn y\u00eau c\u1ea7u d\u00f2ng xung \u0111\u00e1nh tr\u1ef1c ti\u1ebfp 10\/350 (Iimp) s\u1ebd l\u00e0m thay \u0111\u1ed5i kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt quy \u0111\u1ecbnh, ngay c\u1ea3 khi k\u00edch th\u01b0\u1edbc l\u1eafp tr\u00ean thanh DIN tr\u00f4ng gi\u1ed1ng h\u1ec7t nhau.<\/p>\n

B\u1ea3ng d\u00f2ng s\u1ea3n ph\u1ea9m ETU1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 c\u1ee7a SUTON li\u1ec7t k\u00ea c\u00e1c m\u1ee9c Iimp (10\/350 \u00b5s) l\u00e0 12,5; 15; 25 v\u00e0 50 kA v\u1edbi Up <2,5 kV. Nh\u1eefng s\u1ed1 li\u1ec7u \u0111\u00f3 l\u00e0 d\u1ea5u hi\u1ec7u t\u00e0i li\u1ec7u cho m\u1ed9t y\u00eau c\u1ea7u \u2013 ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng m\u1ecdi d\u1ef1 \u00e1n \u0111\u1ec1u ph\u1ea3i s\u1eed d\u1ee5ng m\u1ed9t c\u1ea5p \u0111\u1ed9 c\u1ee5 th\u1ec3 n\u00e0o \u0111\u00f3, v\u00e0 ch\u00fang kh\u00f4ng th\u1ec3 thay th\u1ebf cho vi\u1ec7c x\u00e1c nh\u1eadn nh\u00e3n m\u00e1c ch\u00ednh x\u00e1c tr\u00ean thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/p>\n

\"Type<\/figure>\n

IEC 61643-11 quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD) d\u00f9ng cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n h\u1ea1 \u00e1p; IEC 61643-12 bao g\u1ed3m c\u00e1c nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn, b\u1ed1 tr\u00ed v\u00e0 ph\u1ed1i h\u1ee3p. H\u00e3y s\u1eed d\u1ee5ng c\u00e1c ph\u1ea1m vi \u0111\u00f3 \u0111\u1ec3 gi\u1eef cho thu\u1eadt ng\u1eef tr\u00ean b\u1ea3n v\u1ebd \u0111\u1ed3ng nh\u1ea5t v\u1edbi c\u1ea5p th\u1eed nghi\u1ec7m s\u1ea3n ph\u1ea9m m\u00e0 b\u1ea1n \u0111ang mua.<\/p>\n

C\u00e1c \u0111\u1ea7u v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n kh\u00f3a m\u1ed9t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt Lo\u1ea1i 1<\/h2>\n

M\u1ed9t \u0111\u01a1n h\u00e0ng Lo\u1ea1i 1 s\u1ebd th\u1ea5t b\u1ea1i khi b\u00e1o gi\u00e1 ch\u1ec9 l\u1eb7p l\u1ea1i t\u1eeb kh\u00f3a. Kh\u00f3a c\u00e1c \u0111\u1ea7u v\u00e0o sau tr\u00ean c\u00e1c t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t tr\u01b0\u1edbc khi so s\u00e1nh nh\u00e0 cung c\u1ea5p.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0110\u1ea7u v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/th>\nT\u1ea1i sao n\u00f3 kh\u00f3a l\u1ef1a ch\u1ecdn Lo\u1ea1i 1<\/th>\nG\u1eedi k\u00e8m v\u1edbi y\u00eau c\u1ea7u<\/th>\n<\/tr>\n<\/thead>\n
H\u1ec7 th\u1ed1ng cung c\u1ea5p \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p, s\u01a1 \u0111\u1ed3 n\u1ed1i \u0111\u1ea5t<\/td>\nS\u1eeda c\u00e1c c\u1ed9t, Uc v\u00e0 kh\u00e1i ni\u1ec7m k\u1ebft n\u1ed1i<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
V\u1ecb tr\u00ed \u0111i\u1ec3m xu\u1ea5t ph\u00e1t tr\u00ean s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn (ph\u00eda ngu\u1ed3n \/ ph\u00eda t\u1ea3i c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng d\u1ecbch v\u1ee5 - OCPD)<\/td>\nX\u00e1c nh\u1eadn ph\u00e2n lo\u1ea1i v\u1ecb tr\u00ed Lo\u1ea1i 1 so v\u1edbi v\u1ecb tr\u00ed ch\u1ec9 d\u00e0nh cho Lo\u1ea1i 2<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
Ng\u00f4n ng\u1eef ghi nh\u00e3n b\u1eaft bu\u1ed9c (Lo\u1ea1i UL 1 v\u00e0\/ho\u1eb7c L\u1edbp IEC I \/ Iimp)<\/td>\nNg\u0103n ch\u1eb7n c\u00e1c thay th\u1ebf ch\u1ec9 c\u00f3 8\/20 t\u1ea1i \u0111i\u1ec3m xu\u1ea5t ph\u00e1t<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
Y\u00eau c\u1ea7u c\u1ea5p \u0111\u1ed9 Iimp ho\u1eb7c d\u1ef1 \u00e1n xung l\u1ef1c khi \u0111\u01b0\u1ee3c n\u00eau<\/td>\nCh\u1ecdn trong s\u1ed1 c\u00e1c c\u1ea5p 10\/350 \u0111\u00e3 c\u00f4ng b\u1ed1<\/td>\nKhi b\u1ea3n v\u1ebd ghi r\u00f5<\/td>\n<\/tr>\n
H\u01b0\u1edbng d\u1eabn sao l\u01b0u \/ ng\u1eaft k\u1ebft n\u1ed1i c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t<\/td>\nC\u00f3 th\u1ec3 v\u1eabn y\u00eau c\u1ea7u m\u1ed9t b\u1ed1 tr\u00ed OCPD c\u1ee5 th\u1ec3<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
D\u00f2ng s\u1ef1 c\u1ed1 d\u1ef1 ki\u1ebfn t\u1ea1i c\u00e1c c\u1ef1c c\u1ee7a thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t (SPD)<\/td>\nH\u1ed7 tr\u1ee3 SCCR \/ xem l\u1ea1i b\u1ea3n sao l\u01b0u<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
Tuy\u1ebfn d\u00e2y d\u1eabn, gi\u1edbi h\u1ea1n chi\u1ec1u d\u00e0i v\u00e0 \u0111\u01b0\u1eddng d\u00e2y li\u00ean k\u1ebft PE<\/td>\nKi\u1ec3m so\u00e1t m\u1ee9c l\u1ecdt hi\u1ec7u qu\u1ea3 trong v\u1ecf b\u1ecdc<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
S\u1ed1 c\u1ef1c, chi\u1ec1u r\u1ed9ng m\u00f4-\u0111un v\u00e0 giao di\u1ec7n v\u1ecf t\u1ee7<\/td>\nKh\u1eafc ph\u1ee5c \u0111\u1ed9 v\u1eeba v\u1eb7n c\u01a1 h\u1ecdc tr\u00ean thanh c\u00e1i ngu\u1ed3n \u0111\u1ebfn<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n
M\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u00e3 y\u00eau c\u1ea7u<\/td>\nKh\u1eafc ph\u1ee5c c\u00e1c k\u1ef3 v\u1ecdng v\u1ec1 g\u00f3i ph\u00ea duy\u1ec7t<\/td>\nV\u00e2ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

K\u1ecbch b\u1ea3n: m\u1ed9t x\u01b0\u1edfng l\u1eafp r\u00e1p t\u1ee7 \u0111i\u1ec7n nh\u1eadn \u0111\u01b0\u1ee3c \u201cThi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1, 4 c\u1ef1c\u201d kh\u00f4ng c\u00f3 s\u01a1 \u0111\u1ed3 n\u1ed1i \u0111\u1ea5t v\u00e0 kh\u00f4ng c\u00f3 ghi ch\u00fa v\u1ec1 vi\u1ec7c \u0111\u1ea5u n\u1ed1i ph\u00eda ngu\u1ed3n hay ph\u00eda t\u1ea3i. C\u1ea3 hai nh\u00e0 cung c\u1ea5p \u0111\u1ec1u c\u00f3 th\u1ec3 giao c\u00e1c thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t d\u1ea1ng m\u00f4-\u0111un m\u00e0 v\u1eabn b\u1ecf s\u00f3t y\u00eau c\u1ea7u v\u1ec1 v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t ban \u0111\u1ea7u m\u00e0 t\u1ed5ng th\u1ea7u EPC \u0111\u00e3 d\u1ef1 t\u00ednh. B\u1ea3ng tr\u00ean l\u00e0 g\u00f3i t\u1ed1i thi\u1ec3u gi\u00fap cho c\u00e1c b\u00e1o gi\u00e1 \u0111\u00f3 c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi nhau.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u b\u00e1o c\u00e1o gi\u00e1 (RFQ) v\u1ec1 \u201cthi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n d\u1ea1ng c\u1ea7u dao\u201d h\u1ed7n h\u1ee3p m\u00e0 v\u1eabn nh\u1ea7m l\u1eabn vai tr\u00f2 c\u1ee7a thi\u1ebft b\u1ecb SPD v\u1edbi vai tr\u00f2 c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ng\u01b0\u1ee3c d\u00f2ng, h\u00e3y chuy\u1ec3n cho ng\u01b0\u1eddi mua H\u01b0\u1edbng d\u1eabn thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n cho c\u1ea7u dao \u0111i\u1ec7n<\/a> sau khi v\u1ecb tr\u00ed Lo\u1ea1i 1 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u tr\u00ean b\u1ea3n v\u1ebd.<\/p>\n

\u0110\u1ecbnh v\u1ecb c\u00e1 th\u1ec3 v\u00e0o (Incomer Placement), D\u1eabn h\u01b0\u1edbng ng\u1eafn (Short Leads), v\u00e0 Li\u00ean k\u1ebft (Bonding)<\/h2>\n

\u0110\u1eb7t m\u00f4-\u0111un Lo\u1ea1i 1 t\u1ea1i v\u1ecb tr\u00ed s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t th\u1ec3 hi\u1ec7n ngu\u1ed3n\/giai \u0111o\u1ea1n \u0111\u1ea7u v\u00e0o\u2014th\u01b0\u1eddng l\u00e0 b\u1ea3ng \u0111\u1ea7u v\u00e0o ch\u00ednh ho\u1eb7c khu v\u1ef1c thi\u1ebft b\u1ecb d\u1ecbch v\u1ee5\u2014ch\u1ee9 kh\u00f4ng \u0111\u1eb7t \u1edf b\u1ea5t k\u1ef3 v\u1ecb tr\u00ed thanh ray tr\u1ed1ng n\u00e0o c\u00f3 s\u1eb5n. \u0110\u01b0\u1eddng d\u1eabn qu\u00e1 \u00e1p ch\u1ea1y song song: thi\u1ebft b\u1ecb k\u1eb9p d\u00f2ng khi \u0111i\u1ec7n \u00e1p t\u0103ng, do \u0111\u00f3 c\u00e1c d\u00e2y d\u1eabn d\u00e0i, cu\u1ed9n tr\u00f2n s\u1ebd l\u00e0m t\u0103ng tr\u1edf kh\u00e1ng v\u00e0 l\u00e0m t\u0103ng \u0111i\u1ec7n \u00e1p xu\u1ea5t hi\u1ec7n t\u1ea1i thanh c\u00e1i \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/p>\n

Gi\u1eef c\u00e1c d\u00e2y pha, trung t\u00ednh v\u00e0 PE ng\u1eafn v\u00e0 th\u1eb3ng nh\u1ea5t c\u00f3 th\u1ec3 theo quy \u0111\u1ecbnh c\u1ee7a v\u1ecf m\u00e1y v\u00e0 ch\u1ee9ng nh\u1eadn. C\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn th\u01b0\u01a1ng m\u1ea1i v\u1ec1 vi\u1ec7c l\u1eafp \u0111\u1eb7t Lo\u1ea1i 1 li\u00ean t\u1ee5c quay tr\u1edf l\u1ea1i c\u00f9ng m\u1ed9t \u0111i\u1ec3m th\u1ef1c t\u1ebf: chi\u1ec1u d\u00e0i d\u00e2y d\u1eabn v\u00e0 vi\u1ec7c \u0111\u1ea5u n\u1ed1i tu\u00e2n th\u1ee7 ch\u1ee9ng nh\u1eadn quan tr\u1ecdng h\u01a1n vi\u1ec7c coi SPD nh\u01b0 m\u1ed9t b\u1ed9 l\u1ecdc n\u1ed1i ti\u1ebfp \u201cch\u1eb7n\u201d m\u1ecdi th\u1ee9 \u1edf ph\u00eda tr\u01b0\u1edbc c\u00f4ng t\u01a1.<\/p>\n

\"Incomer<\/figure>\n

X\u00e1c nh\u1eadn dung l\u01b0\u1ee3ng \u0111\u1ea7u cu\u1ed1i, \u0111\u1ecbnh m\u1ee9c \u0111\u1ea7u c\u1ed1t nhi\u1ec1u d\u00e2y, v\u00e0 c\u00e1c b\u01b0\u1edbc si\u1ebft l\u1ef1c ho\u1eb7c ki\u1ec3m tra t\u1eeb h\u01b0\u1edbng d\u1eabn s\u1ea3n ph\u1ea9m tr\u01b0\u1edbc khi \u0111\u00f3ng \u0111i\u1ec7n. Danh s\u00e1ch Lo\u1ea1i 1 cho ph\u00e9p l\u1eafp \u0111\u1eb7t kh\u00f4ng c\u1ea7n c\u1ea7u dao chuy\u00ean d\u1ee5ng v\u1eabn kh\u00f4ng cho ph\u00e9p \u0111\u1ea5u n\u1ed1i \u0111\u00f4i ch\u01b0a \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea tr\u00ean \u0111\u1ea7u c\u1ed1t kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c cho nhi\u1ec1u d\u00e2y d\u1eabn.<\/p>\n

Gi\u1eef Lo\u1ea1i 1 l\u00e0m Giai \u0111o\u1ea1n G\u1ed1c, Kh\u00f4ng ph\u1ea3i To\u00e0n b\u1ed9 Chu\u1ed7i<\/h2>\n

Lo\u1ea1i 1 t\u1ea1i t\u1ee7 \u0111i\u1ec7n ch\u00ednh l\u00e0 giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean ch\u1ed1ng l\u1ea1i c\u00e1c s\u1ef1 ki\u1ec7n n\u0103ng l\u01b0\u1ee3ng cao t\u1eeb b\u00ean ngo\u00e0i. N\u00f3 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng ho\u00e0n th\u00e0nh vi\u1ec7c b\u1ea3o v\u1ec7 cho m\u1ecdi t\u1ee7 ph\u00e2n nh\u00e1nh ho\u1eb7c thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m. C\u00e1c qu\u00e1 \u0111\u1ed9 c\u00f2n l\u1ea1i ho\u1eb7c do n\u1ed9i b\u1ed9 sinh ra l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c thi\u1ebft k\u1ebf th\u01b0\u1eddng b\u1ed5 sung c\u00e1c giai \u0111o\u1ea1n Lo\u1ea1i 2 \u1edf h\u1ea1 ngu\u1ed3n v\u00e0, khi c\u1ea7n thi\u1ebft, c\u00e1c thi\u1ebft b\u1ecb t\u1ea1i \u0111i\u1ec3m s\u1eed d\u1ee5ng g\u1ea7n thi\u1ebft b\u1ecb h\u01a1n.<\/p>\n

Gi\u1eef c\u00e1c giai \u0111o\u1ea1n \u0111\u00f3 th\u00e0nh c\u00e1c d\u00f2ng ri\u00eang bi\u1ec7t tr\u00ean \u0111\u1ecbnh m\u1ee9c v\u1eadt li\u1ec7u. Vi\u1ec7c thay th\u1ebf thi\u1ebft b\u1ecb ngu\u1ed3n Lo\u1ea1i 1 b\u1eb1ng m\u1ed9t m\u00f4-\u0111un ch\u1ec9 h\u1ed7 tr\u1ee3 Lo\u1ea1i 2\u2014ho\u1eb7c x\u00f3a c\u00e1c giai \u0111o\u1ea1n h\u1ea1 ngu\u1ed3n v\u00ec \u201c\u0110\u00e3 l\u1eafp \u0111\u1eb7t Lo\u1ea1i 1\u201d\u2014s\u1ebd l\u00e0m thay \u0111\u1ed5i chu\u1ed7i ph\u1ed1i h\u1ee3p \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00e0i li\u1ec7u h\u00f3a, ngay c\u1ea3 khi thanh c\u00e1i \u0111\u1ea7u v\u00e0o tr\u00f4ng v\u1eabn \u0111\u1ea7y \u0111\u1ee7 thi\u1ebft b\u1ecb.<\/p>\n

Trang n\u00e0y d\u1eebng l\u1ea1i \u1edf ranh gi\u1edbi \u0111\u00f3 m\u1ed9t c\u00e1ch c\u00f3 ch\u1ee7 \u00fd. N\u1ebfu c\u00e2u h\u1ecfi m\u1edf l\u00e0 c\u00e1ch SPD chia s\u1ebb nhi\u1ec7m v\u1ee5 sao l\u01b0u ho\u1eb7c ng\u1eaft k\u1ebft n\u1ed1i v\u1edbi m\u1ed9taptomat tr\u00ean c\u00f9ng m\u1ed9t c\u1ee5m, h\u00e3y quay l\u1ea1i h\u01b0\u1edbng d\u1eabn v\u1ec1 b\u1ed9 ch\u1ed1ng s\u00e9t lan truy\u1ec1n v\u00e0 aptomat thay v\u00ec m\u1edf r\u1ed9ng vi\u1ec7c l\u1ef1a ch\u1ecdn Lo\u1ea1i 1 th\u00e0nh m\u1ed9t nghi\u00ean c\u1ee9u ph\u1ed1i h\u1ee3p \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

Ch\u1ecdn T\u00e0i li\u1ec7u s\u1ea3n ph\u1ea9m SUTON ETU1 cho C\u1ea5p \u0111\u1ed9 Lo\u1ea1i 1 \/ Iimp<\/h2>\n

Sau d\u00f2ng \u0111\u01a1n hi\u1ec3n th\u1ecb y\u00eau c\u1ea7u v\u1ec1 Lo\u1ea1i 1 \/ xung ngu\u1ed3n g\u1ed1c, h\u00e3y m\u1edf SUTON Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t d\u00f2ng ETU1<\/a> trang l\u00e0m \u0111\u01b0\u1eddng d\u1eabn t\u00e0i li\u1ec7u d\u1ea1ng m\u00f4-\u0111un. C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 li\u1ec7t k\u00ea c\u00e1c m\u1ee9c Iimp (10\/350 \u00b5s) l\u00e0 12,5; 15; 25 v\u00e0 50 kA, Up <2,5 kV, c\u1ea5u tr\u00fac m\u00f4-\u0111un l\u1eafp trong nh\u00e0 IP20, v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn s\u1ed1 c\u1ef1c bao g\u1ed3m 1P, 2P, 1P+N, 3P, 4P v\u00e0 3P+N.<\/p>\n

\"SUTON<\/figure>\n

\u0110\u1ecdc b\u1ea3ng tr\u1ef1c ti\u1ebfp cho c\u00e1c k\u00fd hi\u1ec7u Up \/ Uc \/ In: \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c (Uc), m\u1ee9c b\u1ea3o v\u1ec7 \u0111i\u1ec7n \u00e1p Up v\u00e0 d\u00f2ng ph\u00f3ng danh \u0111\u1ecbnh In n\u1ebfu \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea, c\u00e1c gi\u00e1 tr\u1ecb c\u1ea7u dao ng\u01b0\u1ee3c d\u00f2ng \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 theo c\u1ea5p, dung l\u01b0\u1ee3ng d\u00e2y v\u00e0 danh s\u00e1ch ti\u00eau chu\u1ea9n tr\u00ean trang. X\u00e1c nh\u1eadn nh\u00e3n hi\u1ec7u \u0111\u01b0\u1ee3c cung c\u1ea5p d\u1ef1a tr\u00ean ng\u00f4n ng\u1eef Lo\u1ea1i\/C\u1ea5p c\u1ee7a d\u1ef1 \u00e1n tr\u01b0\u1edbc khi coi b\u1ea5t k\u1ef3 c\u1ea5p \u0111\u01a1n l\u1ebb n\u00e0o l\u00e0 \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh cho b\u1ea3ng \u0111\u00f3.<\/p>\n

Duy\u1ec7t Thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft d\u1ea1ng module g\u1eafn thanh DIN<\/a> trung t\u00e2m cho c\u00e1c h\u1ecd m\u00f4-\u0111un li\u00ean quan, sau \u0111\u00f3 li\u00ean h\u1ec7 SUTON<\/a> v\u1edbi s\u01a1 \u0111\u1ed3 tuy\u1ebfn t\u00ednh, b\u1ed1 tr\u00ed ti\u1ebfp \u0111\u1ecba, ch\u00fa th\u00edch v\u1ecb tr\u00ed Lo\u1ea1i 1 v\u00e0 c\u00e1c t\u00e0i li\u1ec7u b\u1eaft bu\u1ed9c. C\u00e1c trang c\u00f4ng khai h\u1ed7 tr\u1ee3 l\u1ed9 tr\u00ecnh t\u00e0i li\u1ec7u; b\u1ea3n th\u00e2n ch\u00fang kh\u00f4ng ph\u00ea duy\u1ec7t m\u1ed9t b\u1ed1 tr\u00ed t\u1ee7 \u0111i\u1ec7n c\u1ee5 th\u1ec3 n\u00e0o.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1 l\u00e0 g\u00ec?<\/h3>\n

\u0110\u00e2y l\u00e0 thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t (SPD) \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u0129nh vi\u1ec5n nh\u1eb1m s\u1eed d\u1ee5ng cho khu v\u1ef1c c\u1eeda d\u1ecbch v\u1ee5, bao g\u1ed3m c\u1ea3 vi\u1ec7c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng d\u1ecbch v\u1ee5 khi \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea l\u00e0 Lo\u1ea1i 1, v\u00e0 th\u00f4ng th\u01b0\u1eddng c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u1edf ph\u00eda t\u1ea3i.<\/p>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t (SPD) Lo\u1ea1i 1 kh\u00e1c v\u1edbi Lo\u1ea1i 2 nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n

Lo\u1ea1i 1 l\u00e0 l\u1edbp v\u1ecb tr\u00ed c\u00f3 th\u1ec3 \u0111\u1eb7t \u1edf ph\u00eda ngu\u1ed3n c\u1ee7a thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch d\u1ecbch v\u1ee5; Lo\u1ea1i 2 d\u00e0nh cho ph\u00eda t\u1ea3i. C\u00e1c thi\u1ebft b\u1ecb Lo\u1ea1i 2 \u0111\u1ecbnh m\u1ee9c k\u00e9p th\u01b0\u1eddng c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c trong c\u00e1c \u1ee9ng d\u1ee5ng Lo\u1ea1i 2.<\/p>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t (SPD) Lo\u1ea1i 1 c\u00f3 lu\u00f4n c\u1ea7n aptomat (c\u1ea7u dao) kh\u00f4ng?<\/h3>\n

Vi\u1ec7c li\u1ec7t k\u00ea Lo\u1ea1i 1 th\u01b0\u1eddng cho ph\u00e9p l\u1eafp \u0111\u1eb7t m\u00e0 kh\u00f4ng c\u1ea7n c\u1ea7u dao b\u00ean ngo\u00e0i chuy\u00ean d\u1ee5ng, nh\u01b0ng c\u00e1c h\u01b0\u1edbng d\u1eabn v\u1ec1 s\u1ea3n ph\u1ea9m \u0111\u00e3 ch\u1ecdn, \u0111\u1ecbnh m\u1ee9c \u0111\u1ea7u cos v\u00e0 quy \u0111\u1ecbnh c\u1ee7a d\u1ef1 \u00e1n v\u1eabn quy\u1ebft \u0111\u1ecbnh b\u1ed1 tr\u00ed cu\u1ed1i c\u00f9ng.<\/p>\n

Thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lan truy\u1ec1n Lo\u1ea1i 1 n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf \u0111\u00e2u?<\/h3>\n

Tr\u00ean s\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t t\u1ea1i thi\u1ebft b\u1ecb d\u1ecbch v\u1ee5 \/ ngu\u1ed3n\u2014ph\u00eda ngu\u1ed3n \u0111i\u1ec7n n\u1ebfu \u0111\u01b0\u1ee3c ph\u00e9p, ho\u1eb7c ph\u00eda t\u1ea3i khi \u0111\u00f3 l\u00e0 \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i \u0111\u00e3 \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea v\u00e0 thi\u1ebft k\u1ebf\u2014gi\u1eef cho c\u00e1c d\u00e2y d\u1eabn ng\u1eafn.<\/p>\n

$I_{imp}$ (10\/350) c\u00f3 ngh\u0129a l\u00e0 g\u00ec \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb ch\u1ed1ng s\u00e9t lo\u1ea1i 1 (Type 1)?<\/h3>\n

\u0110\u00f3 l\u00e0 \u0111\u1ecbnh m\u1ee9c d\u00f2ng xung tr\u00ean s\u00f3ng 10\/350 \u00b5s \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ee9ng nh\u1eadn kh\u1ea3 n\u0103ng ch\u1ecbu d\u00f2ng s\u00e9t C\u1ea5p I \/ Lo\u1ea1i 1 t\u1ea1i ngu\u1ed3n (t\u1ee7 \u0111i\u1ec7n ch\u00ednh). \u0110\u1eebng cho r\u1eb1ng \u0111\u1ecbnh m\u1ee9c In ch\u1ec9 c\u00f3 d\u1ea1ng 8\/20 c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhi\u1ec7m v\u1ee5 \u0111\u00f3.<\/p>\n

C\u00e1c \u0111\u1ea7u v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n n\u00e0o n\u00ean \u0111i v\u1edbi m\u1ed9t truy v\u1ea5n Lo\u1ea1i 1?<\/h3>\n

\u0110i\u1ec7n \u00e1p v\u00e0 n\u1ed1i \u0111\u1ea5t h\u1ec7 th\u1ed1ng, v\u1ecb tr\u00ed ngu\u1ed3n g\u1ed1c so v\u1edbi OCPD c\u1ee7a d\u1ecbch v\u1ee5, nh\u00e3n lo\u1ea1i\/c\u1ea5p ho\u1eb7c Iimp y\u00eau c\u1ea7u, s\u1ed1 c\u1ef1c, h\u01b0\u1edbng d\u1eabn d\u1ef1 ph\u00f2ng, b\u1ed1i c\u1ea3nh s\u1ef1 c\u1ed1, gi\u1edbi h\u1ea1n d\u00e2y d\u1eabn v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/p>\n

Vi\u1ec7c c\u00e0i \u0111\u1eb7t Lo\u1ea1i 1 c\u00f3 lo\u1ea1i b\u1ecf nhu c\u1ea7u s\u1eed d\u1ee5ng Lo\u1ea1i 2 \u1edf h\u1ea1 l\u01b0u kh\u00f4ng?<\/h3>\n

Kh\u00f4ng. Lo\u1ea1i 1 l\u00e0 giai \u0111o\u1ea1n g\u1ed1c. C\u00e1c giai \u0111o\u1ea1n Lo\u1ea1i 2 c\u00f2n l\u1ea1i ho\u1eb7c c\u1ea5p thi\u1ebft b\u1ecb v\u1eabn l\u00e0 c\u00e1c quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf ri\u00eang bi\u1ec7t khi kh\u00e1i ni\u1ec7m b\u1ea3o v\u1ec7 y\u00eau c\u1ea7u ch\u00fang.<\/p>\n

T\u00e0i li\u1ec7u thu\u1ed9c h\u1ecd SUTON n\u00e0o ghi nh\u1eadn c\u00e1c c\u1ea5p \u0111\u1ed9 Lo\u1ea1i 1 \/ Iimp?<\/h3>\n

D\u00f2ng s\u1ea3n ph\u1ea9m ETU1 c\u00f4ng b\u1ed1 c\u00e1c c\u1ea5p \u0111\u1ed9 Iimp (10\/350 \u00b5s) tr\u00ean trang s\u1ea3n ph\u1ea9m thu\u1ed9c m\u1ee5c Thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft d\u1ea1ng m\u00f4-\u0111un g\u1eafn thanh ray DIN; h\u00e3y x\u00e1c nh\u1eadn k\u00fd hi\u1ec7u \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u1ed1i chi\u1ebfu v\u1edbi t\u00e0i li\u1ec7u d\u1ef1 \u00e1n tr\u01b0\u1edbc khi mua.<\/p>\n

T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n