{"id":539,"date":"2026-06-07T01:23:32","date_gmt":"2026-06-07T01:23:32","guid":{"rendered":"https:\/\/khkrh7q1ur.wpdns.site\/?p=539"},"modified":"2026-06-07T01:27:29","modified_gmt":"2026-06-07T01:27:29","slug":"best-mccb-test-bench-factory-in-china-2026","status":"publish","type":"post","link":"https:\/\/benlongkj.com\/vi\/blog\/best-mccb-test-bench-factory-in-china-2026\/","title":{"rendered":"N\u0103m 2026, nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t b\u00e0n th\u1eed MCCB t\u1ed1t nh\u1ea5t t\u1ea1i Trung Qu\u1ed1c v\u1ec1 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng?"},"content":{"rendered":"<blockquote><p><strong>V\u1ea5n \u0111\u1ec1 th\u1ef1c s\u1ef1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> \u201cC\u00f4ng ty th\u01b0\u01a1ng m\u1ea1i c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 mua m\u1ed9t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m &#039;\u0111a n\u0103ng&#039; \u0111\u1ec3 ki\u1ec3m tra l\u00e2u d\u00e0i m\u1ed9t MCCB 400A. Tuy nhi\u00ean, thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh d\u00f2ng \u0111i\u1ec7n, d\u1eabn \u0111\u1ebfn t\u1ef7 l\u1ec7 l\u1ed7i 15% v\u00e0 do \u0111\u00f3 ho\u00e0n to\u00e0n v\u00f4 d\u1ee5ng cho vi\u1ec7c ki\u1ec3m tra tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n IEC 60947-2. Chi ph\u00ed l\u00ean t\u1edbi $25.000 v\u00e0 4 th\u00e1ng c\u00f4ng s\u1ee9c b\u1ecb l\u00e3ng ph\u00ed.\u2018 \u2013 Qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ee7 \u0111i\u1ec7n c\u00f3 tr\u1ee5 s\u1edf t\u1ea1i Trung \u0110\u00f4ng.<\/p><\/blockquote>\n<p>Khi l\u1ef1a ch\u1ecdn m\u1ed9t <strong>Nh\u00e0 s\u1ea3n xu\u1ea5t b\u00e0n th\u1eed nghi\u1ec7m MCCB<\/strong>, Gi\u00e1 c\u1ea3 kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 duy nh\u1ea5t c\u1ea7n xem x\u00e9t. \u0110i\u1ec1u quan tr\u1ecdng kh\u00f4ng k\u00e9m l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c MCCB do nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n s\u1ea3n xu\u1ea5t ph\u1ea3i tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n IEC 60947-2 v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c ng\u1eaft nhi\u1ec7t\/t\u1eeb, t\u00ednh to\u00e0n v\u1eb9n c\u00e1ch \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc.<\/p>\n<p>\u0110\u1ebfn n\u0103m 2026, nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t b\u00e0n th\u1eed nghi\u1ec7m MCCB h\u00e0ng \u0111\u1ea7u t\u1ea1i Trung Qu\u1ed1c s\u1ebd s\u1eed d\u1ee5ng ngu\u1ed3n d\u00f2ng ch\u00ednh x\u00e1c (\u0111\u1ed9 ch\u00ednh x\u00e1c \u00b11%), th\u1eed nghi\u1ec7m song song \u0111a lu\u1ed3ng v\u00e0 cung c\u1ea5p kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 cung c\u1ea5p cho b\u1ea1n gi\u1ea3i ph\u00e1p tr\u1ecdn g\u00f3i ho\u00e0n ch\u1ec9nh cho nhu c\u1ea7u \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y v\u1eabn khi\u1ebfn b\u1ea1n b\u0103n kho\u0103n v\u1ec1 nh\u1eefng y\u1ebfu t\u1ed1 c\u1ea7n t\u00ecm ki\u1ebfm \u1edf m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t b\u00e0n th\u1eed nghi\u1ec7m MCCB ch\u1ea5t l\u01b0\u1ee3ng, nh\u1eefng g\u00ec c\u1ea7n xem x\u00e9t trong thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t MCCB v\u00e0 t\u1ea1i sao Benlong Automation l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng \u0111\u1ec3 cung c\u1ea5p cho b\u1ea1n c\u00e1c b\u00e0n th\u1eed nghi\u1ec7m MCCB ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n<h2>H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m:<\/h2>\n<ul>\n<li>C\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB thi\u1ebft y\u1ebfu m\u00e0 b\u1ea1n c\u1ea7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng to\u00e0n di\u1ec7n.<\/li>\n<li>C\u00e1c kh\u1ea3 n\u0103ng ch\u00ednh c\u1ee7a m\u1ed9t nh\u00e0 m\u00e1y h\u00e0ng \u0111\u1ea7u (\u0111\u1ed9 ch\u00ednh x\u00e1c, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, ph\u1ea7n m\u1ec1m)<\/li>\n<li>T\u1ed5ng quan v\u1ec1 danh m\u1ee5c s\u1ea3n ph\u1ea9m b\u00e0n th\u1eed MCCB c\u1ee7a Benlong (t\u1eeb v\u1eadn h\u00e0nh th\u1ee7 c\u00f4ng \u0111\u1ebfn ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng)<\/li>\n<li>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ed9t nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t b\u1ec7 th\u1eed nghi\u1ec7m tr\u01b0\u1edbc khi mua h\u00e0ng?<\/li>\n<li>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p: ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m, v\u1eadn h\u00e0nh tr\u00ean b\u00e0n th\u1eed v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa MCCB v\u00e0 MCB<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-540\" src=\"https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/2026-Best-MCCB-Test-Bench-Factory-in-China-for-Quality-Assurance.webp\" alt=\"2026 Best MCCB Test Bench Factory in China for Quality Assurance\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>1. \u0110i\u1ec1u g\u00ec l\u00e0m cho m\u1ed9t nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m tr\u1edf n\u00ean \u201ct\u1ed1t nh\u1ea5t\u201d \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng MCCB?<\/h2>\n<p>M\u1ed9t nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB h\u00e0ng \u0111\u1ea7u t\u1ea1i Trung Qu\u1ed1c ph\u1ea3i ch\u1ee9ng minh \u0111\u01b0\u1ee3c:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 s\u00e2u k\u1ef9 thu\u1eadt: <\/strong>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a b\u00e0n th\u1eed MCCB c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i nhi\u1ec7t (th\u1eddi gian d\u00e0i), kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u1eeb (t\u1ee9c th\u1eddi) v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111i\u1ec7n (t\u1ea3i \u0111\u1ea7y \u0111\u1ee7). K\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c b\u00e0n th\u1eed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho MCCB bao g\u1ed3m c\u00e1c k\u00edch th\u01b0\u1edbc t\u1eeb 100A (v\u00ed d\u1ee5: 1 \u0111\u1ebfn 15A) \u0111\u1ebfn 1600A (v\u00ed d\u1ee5: \u0111\u1ecbnh m\u1ee9c 13 \u0111\u1ebfn 20A).<\/li>\n<li><strong>Tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n<\/strong>C\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng th\u1ef1c hi\u1ec7n c\u00e1c th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n IEC 60947-2, UL 489 ho\u1eb7c GB\/T 14048.2.<\/li>\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh hi\u1ec7n t\u1ea1i<\/strong>: <span style=\"color: #d32f2f;\">Sai s\u1ed1 \u0111\u1ecdc \u00b11%, v\u1edbi \u0111\u1ed9 tr\u00f4i &lt;2% trong v\u00f2ng 1 gi\u1edd.<\/span> \u2013 R\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m k\u00e9o d\u00e0i (1-8 gi\u1edd).<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/strong>T\u00edch h\u1ee3p ch\u1ee9c n\u0103ng ghi nh\u1eadt k\u00fd d\u1eef li\u1ec7u, t\u00edch h\u1ee3p m\u00e3 v\u1ea1ch v\u00e0 giao ti\u1ebfp MES.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 sau b\u00e1n h\u00e0ng<\/strong>: Ch\u1ea9n \u0111o\u00e1n t\u1eeb xa, s\u1eb5n c\u00f3 ph\u1ee5 t\u00f9ng thay th\u1ebf v\u00e0 \u0111\u00e0o t\u1ea1o.<\/li>\n<\/ul>\n<p>C\u00f4ng ty Benlong Automation, \u0111\u1eb7t t\u1ea1i \u00d4n Ch\u00e2u (th\u1ee7 ph\u1ee7 ng\u00e0nh \u0111i\u1ec7n c\u1ee7a Trung Qu\u1ed1c), c\u0169ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau ch\u00ed n\u00e0y; ngo\u00e0i ra, c\u00f4ng ty c\u00f2n cung c\u1ea5p c\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB cho kh\u00e1ch h\u00e0ng tr\u00ean kh\u1eafp ch\u00e2u \u00c1, ch\u00e2u \u00c2u v\u00e0 B\u1eafc M\u1ef9.<\/p>\n<h2>2. C\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB thi\u1ebft y\u1ebfu cho m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng ho\u00e0n ch\u1ec9nh<\/h2>\n<p>D\u1ef1a tr\u00ean d\u00f2ng s\u1ea3n ph\u1ea9m c\u1ee7a Benlong (xem <a href=\"https:\/\/benlongkj.com\/vi\/search\/?search=mccb\" target=\"_blank\" rel=\"noopener noreferrer\">B\u1ed9 s\u01b0u t\u1eadp thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB<\/a>), m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng to\u00e0n di\u1ec7n bao g\u1ed3m:<\/p>\n<h3>2.1 B\u00e0n hi\u1ec7u chu\u1ea9n nhi\u1ec7t d\u00e0i h\u1ea1n MCCB<\/h3>\n<p>Ti\u00eau chu\u1ea9n ki\u1ec3m \u0111\u1ecbnh ng\u1eaft qu\u00e1 t\u1ea3i \u0111\u1ec3 x\u00e1c minh \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a b\u1ea3o v\u1ec7 nhi\u1ec7t. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh: D\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c (l\u00ean \u0111\u1ebfn 500A m\u1ed7i tr\u1ea1m), \u0110\u1ed9 ph\u00e2n gi\u1ea3i th\u1eddi gian (0,1 gi\u00e2y), Nhi\u1ec1u tr\u1ea1m ki\u1ec3m tra song song. M\u1eabu Benlong \u2013 B\u00e0n hi\u1ec7u chu\u1ea9n nhi\u1ec7t d\u00e0i h\u1ea1n MCCB \u2013 C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng khung k\u00edch th\u01b0\u1edbc (100A-800A), Ph\u00e1t hi\u1ec7n qu\u00e1 t\u1ea3i t\u1ef1 \u0111\u1ed9ng, Ghi d\u1eef li\u1ec7u.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-519\" src=\"https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/Ultimate-Guide-to-MCCB-Calibration-Machine-Tips-for-Optimal-Performance.webp\" alt=\"Ultimate Guide to MCCB Calibration Machine Tips for Optimal Performance\" width=\"1448\" height=\"1086\" \/><\/p>\n<h3>2.2 B\u00e0n th\u1eed nghi\u1ec7m ng\u1eaft m\u1ea1ch t\u1eeb t\u00ednh th\u1ee7 c\u00f4ng MCCB<\/h3>\n<p>Th\u1eed nghi\u1ec7m ng\u1eaft t\u1ee9c th\u1eddi c\u1ee7a c\u00e1c \u0111\u01b0\u1eddng cong C\/D\/K (5-10x In) x\u00e1c nh\u1eadn t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a c\u01a1 c\u1ea5u ng\u1eaft t\u1eeb. C\u00e1c th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean Benlong MCCB (b\u00e0n th\u1eed nghi\u1ec7m ng\u1eaft t\u1eeb th\u1ee7 c\u00f4ng) s\u1eed d\u1ee5ng \u0111\u1ea7u v\u00e0o c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u1ec3 ch\u1ecdn b\u1ed9i s\u1ed1 d\u00f2ng \u0111i\u1ec7n m\u00e0 b\u00e0n th\u1eed nghi\u1ec7m s\u1ebd c\u1ea5p d\u00f2ng \u0111i\u1ec7n cao v\u00e0 sau \u0111\u00f3 \u0111o th\u1eddi gian ng\u1eaft (m\/s).<\/p>\n<h3>2.3 B\u00e0n th\u1eed nghi\u1ec7m \u0111i\u1ec7n \u00e1p cao b\u00e1n t\u1ef1 \u0111\u1ed9ng MCCB<\/h3>\n<p>\u0110\u1ec3 ch\u1ee9ng minh s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111i\u1ec7n \u00e1p cao (hipot) v\u00e0 ki\u1ec3m tra \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n sau khi l\u1eafp r\u00e1p. M\u00e1y th\u1eed \u0111i\u1ec7n \u00e1p cao b\u00e1n t\u1ef1 \u0111\u1ed9ng Benlong MCCB \u2013 cung c\u1ea5p \u0111i\u1ec7n \u00e1p th\u1eed AC l\u00ean \u0111\u1ebfn 2.500V, t\u1ef1 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n ki\u1ec3m tra d\u00f2ng r\u00f2 v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c thi\u1ebft b\u1ecb b\u1ecb l\u1ed7i.<\/p>\n<h3>2.4 M\u00e1y th\u1eed c\u01a1 c\u1ea5u ng\u1eaft m\u1ea1ch MCCB<\/h3>\n<p>M\u00e1y th\u1eed c\u01a1 c\u1ea5u ng\u1eaft m\u1ea1ch MCCB c\u1ee7a Benlong th\u1ef1c hi\u1ec7n c\u00e1c th\u1eed nghi\u1ec7m \u0111\u1ec3 x\u00e1c nh\u1eadn ho\u1ea1t \u0111\u1ed9ng c\u01a1 h\u1ecdc c\u1ee7a c\u01a1 c\u1ea5u ng\u1eaft m\u1ea1ch, bao g\u1ed3m l\u1ef1c \u0111\u00f3ng m\u1edf v\u00e0 c\u00e1c t\u00ednh n\u0103ng thi\u1ebft l\u1eadp l\u1ea1i.<\/p>\n<h3>2.5 D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng MCCB (ki\u1ec3m tra t\u00edch h\u1ee3p)<\/h3>\n<p>C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn \u0111ang k\u1ebft h\u1ee3p c\u00e1c d\u00e2y chuy\u1ec1n t\u1ef1 \u0111\u1ed9ng kh\u00e1c nhau \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u1edf tr\u00ean th\u00e0nh m\u1ed9t quy tr\u00ecnh s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng li\u00ean t\u1ee5c. D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t t\u1ef1 \u0111\u1ed9ng MCCB bao g\u1ed3m hi\u1ec7u chu\u1ea9n nhi\u1ec7t n\u1ed9i tuy\u1ebfn; ki\u1ec3m tra t\u1eeb t\u00ednh, ki\u1ec3m tra \u0111i\u1ec7n \u00e1p cao v\u00e0 t\u1ea3i d\u1eef li\u1ec7u, t\u1ea5t c\u1ea3 c\u00f9ng nhau t\u1ea1o ra m\u1ed9t MCCB trong 5 \u0111\u1ebfn 8 gi\u00e2y v\u1edbi kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c ho\u00e0n to\u00e0n.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-46\" src=\"https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/1-29.jpg\" alt=\"MCCB automatic production line\" width=\"1000\" height=\"1000\" srcset=\"https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/1-29.jpg 1000w, https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/1-29-300x300.jpg 300w, https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/1-29-100x100.jpg 100w, https:\/\/benlongkj.com\/wp-content\/uploads\/2026\/06\/1-29-500x500.jpg 500w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<h2>3. V\u00ec sao Benlong Automation l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho n\u0103m 2026<\/h2>\n<p>Benlong Automation \u0111\u00e3 thi\u1ebft k\u1ebf c\u00e1c t\u1ee7 th\u1eed nghi\u1ec7m MCCB t\u1eeb n\u0103m 2008 v\u00e0 \u0111\u00e3 l\u1eafp \u0111\u1eb7t h\u01a1n 300 thi\u1ebft b\u1ecb tr\u00ean to\u00e0n c\u1ea7u. Ch\u00fang mang l\u1ea1i nh\u1eefng l\u1ee3i \u00edch sau:<\/p>\n<ul>\n<li><span style=\"color: #0000ff;\">T\u00f9y ch\u1ec9nh<\/span>C\u00e1c lo\u1ea1i b\u0103ng t\u1ea3i c\u00f3 s\u1eb5n v\u1edbi k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p (t\u1eeb 100A \u0111\u1ebfn 1600A) t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i th\u1eed nghi\u1ec7m v\u00e0 c\u00e1ch b\u1ea1n k\u1ebft n\u1ed1i ch\u00fang \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u.<\/li>\n<li><span style=\"color: #0000ff;\">\u0110\u1ed9 ch\u00ednh x\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh<\/span>: Gi\u1ea5y ch\u1ee9ng nh\u1eadn hi\u1ec7u chu\u1ea9n c\u1ee7a b\u00ean th\u1ee9 ba cho th\u1ea5y <span style=\"color: #d32f2f;\">\u0110\u1ed9 ch\u00ednh x\u00e1c hi\u1ec7n t\u1ea1i \u00b10,8% v\u00e0 sai s\u1ed1 th\u1eddi gian &lt;0,1%<\/span>.<\/li>\n<li><span style=\"color: #0000ff;\">Ph\u1ea7n m\u1ec1m t\u00edch h\u1ee3p<\/span>H\u1ec7 th\u1ed1ng BenchOS ghi l\u1ea1i m\u1ecdi th\u1eed nghi\u1ec7m, t\u1ea1o bi\u1ec3u \u0111\u1ed3 SPC v\u00e0 xu\u1ea5t d\u1eef li\u1ec7u sang \u0111\u1ecbnh d\u1ea1ng CSV ho\u1eb7c SQL.<\/li>\n<li><span style=\"color: #0000ff;\">H\u1ed7 tr\u1ee3 to\u00e0n c\u1ea7u<\/span>: Truy c\u1eadp VPN t\u1eeb xa \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n, k\u00e8m theo d\u1ecbch v\u1ee5 v\u1eadn h\u00e0nh t\u1ea1i ch\u1ed7 b\u1edfi c\u00e1c k\u1ef9 s\u01b0 n\u00f3i ti\u1ebfng Anh.<\/li>\n<li><span style=\"color: #0000ff;\">Kh\u00e1ch h\u00e0ng tham kh\u1ea3o<\/span>Vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t MCCB h\u00e0ng \u0111\u1ea7u Trung Qu\u1ed1c, bao g\u1ed3m CHINT, Delixi v\u00e0 Liangxin, th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m c\u1ee7a Benlong.<\/li>\n<\/ul>\n<h2>4. C\u00e1ch \u0111\u00e1nh gi\u00e1 nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB (danh s\u00e1ch ki\u1ec3m tra d\u00e0nh cho ng\u01b0\u1eddi mua)<\/h2>\n<p>Tr\u01b0\u1edbc khi ch\u1ed1t nh\u00e0 cung c\u1ea5p, h\u00e3y y\u00eau c\u1ea7u nh\u1eefng th\u00f4ng tin sau:<\/p>\n<ul>\n<li><span style=\"color: #d32f2f;\">Ki\u1ec3m to\u00e1n nh\u00e0 m\u00e1y<\/span> (ho\u1eb7c tham quan \u1ea3o) \u2013 \u0111\u1ec3 x\u00e1c minh n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a h\u1ecd.<\/li>\n<li><span style=\"color: #d32f2f;\">Tr\u00ecnh di\u1ec5n tr\u00ean b\u1ec7 th\u1eed nghi\u1ec7m<\/span> V\u1edbi c\u00e1c m\u1eabu MCCB c\u1ee7a ri\u00eang b\u1ea1n \u2013 h\u00e3y ki\u1ec3m tra t\u00ednh l\u1eb7p l\u1ea1i (Cpk \u22651,33).<\/li>\n<li><span style=\"color: #d32f2f;\">Gi\u1ea5y ch\u1ee9ng nh\u1eadn hi\u1ec7u chu\u1ea9n<\/span> T\u1eeb ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn (v\u00ed d\u1ee5: CNAS).<\/li>\n<li><span style=\"color: #d32f2f;\">Danh s\u00e1ch ph\u1ee5 t\u00f9ng thay th\u1ebf<\/span> v\u00e0 th\u1eddi gian giao h\u00e0ng th\u00f4ng th\u01b0\u1eddng (th\u01b0\u1eddng d\u01b0\u1edbi 7 ng\u00e0y \u0111\u1ed1i v\u1edbi c\u00e1c m\u1eb7t h\u00e0ng quan tr\u1ecdng).<\/li>\n<li><span style=\"color: #d32f2f;\">B\u1ea3n demo ph\u1ea7n m\u1ec1m<\/span> \u2013 B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng thi\u1ebft l\u1eadp gi\u1edbi h\u1ea1n ki\u1ec3m th\u1eed, truy xu\u1ea5t d\u1eef li\u1ec7u l\u1ecbch s\u1eed v\u00e0 xu\u1ea5t b\u00e1o c\u00e1o kh\u00f4ng?<\/li>\n<\/ul>\n<h2>5. C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h2>\n<h3>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra MCCB?<\/h3>\n<p>Vi\u1ec7c ki\u1ec3m tra MCCB (C\u1ea7u dao v\u1ecf \u0111\u00fac) bao g\u1ed3m b\u1ed1n b\u01b0\u1edbc ch\u00ednh:<\/p>\n<ol>\n<li><span style=\"color: #0000ff;\">Ki\u1ec3m tra tr\u1ef1c quan v\u00e0 c\u01a1 kh\u00ed<\/span>Ki\u1ec3m tra v\u1ecf m\u00e1y, c\u00e1c \u0111\u1ea7u n\u1ed1i v\u00e0 c\u01a1 c\u1ea5u ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li><span style=\"color: #0000ff;\">Ki\u1ec3m tra qu\u00e1 t\u1ea3i nhi\u1ec7t<\/span>: Th\u1eed nghi\u1ec7m \u1edf d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c 100% trong m\u1ed9t gi\u1edd (kh\u00f4ng ng\u1eaft m\u1ea1ch), sau \u0111\u00f3 th\u1eed nghi\u1ec7m \u1edf d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c 135%, ph\u1ea3i ng\u1eaft m\u1ea1ch trong th\u1eddi gian quy \u0111\u1ecbnh. (IEC 60947-2).<\/li>\n<li><span style=\"color: #0000ff;\">Ki\u1ec3m tra t\u1eeb t\u00ednh (t\u1ee9c th\u1eddi)<\/span>\u00c1p d\u1ee5ng d\u00f2ng \u0111i\u1ec7n g\u1ea5p 5-10 l\u1ea7n d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c (t\u00f9y thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng cong \u0111\u1eb7c tuy\u1ebfn) \u2013 th\u1eddi gian ng\u1eaft m\u1ea1ch &lt;100ms.<\/li>\n<li><span style=\"color: #0000ff;\">Kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng \u0111i\u1ec7n m\u00f4i<\/span>\u00c1p d\u1ee5ng \u0111i\u1ec7n \u00e1p g\u1ea5p 2 l\u1ea7n \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c + 1000V AC trong 1 ph\u00fat \u2013 kh\u00f4ng g\u00e2y h\u01b0 h\u1ecfng.<\/li>\n<li><span style=\"color: #0000ff;\">\u0110i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac<\/span>\u0110o b\u1eb1ng m\u00e1y \u0111o \u0111i\u1ec7n tr\u1edf vi m\u00f4 (&lt;100 \u00b5\u03a9 \u0111i\u1ec3n h\u00ecnh).<\/li>\n<\/ol>\n<p>H\u1ec7 th\u1ed1ng th\u1eed nghi\u1ec7m MCCB hi\u1ec7u qu\u1ea3 t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00e1c giai \u0111o\u1ea1n 2 \u0111\u1ebfn 4 v\u00e0 ghi l\u1ea1i d\u1eef li\u1ec7u. C\u00e1c thi\u1ebft b\u1ecb phun s\u01a1 c\u1ea5p di \u0111\u1ed9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c th\u1eed nghi\u1ec7m t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/p>\n<h3>B\u00e0n th\u1eed nghi\u1ec7m ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p>B\u00e0n th\u1eed nghi\u1ec7m \u0111i\u1ec7n MCCB ho\u1ea1t \u0111\u1ed9ng nh\u01b0 sau: (1) B\u1ed9 ng\u1eaft m\u1ea1ch \u0111\u01b0\u1ee3c k\u1eb9p v\u00e0o gi\u00e1 \u0111\u1ee1 th\u1eed nghi\u1ec7m. (2) D\u00f2ng \u0111i\u1ec7n (ho\u1eb7c \u0111i\u1ec7n \u00e1p) \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n ch\u00ednh x\u00e1c (ngu\u1ed3n v\u00f2ng k\u00edn). (3) \u0110o ph\u1ea3n h\u1ed3i c\u1ee7a b\u1ed9 ng\u1eaft m\u1ea1ch (th\u1eddi gian ng\u1eaft, r\u00f2 r\u1ec9 ho\u1eb7c \u0111i\u1ec7n tr\u1edf). (4) So s\u00e1nh v\u1edbi c\u00e1c m\u1ee5c ti\u00eau b\u1eb1ng c\u00e1ch t\u1ea3i xu\u1ed1ng c\u00e1c gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh t\u1eeb PLC. K\u1ebft qu\u1ea3 \u0111\u1ea1t\/kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp t\u1ef1 \u0111\u1ed9ng v\u00e0 d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean. \u0110\u1ed3ng th\u1eddi, \u0111\u1ed1i v\u1edbi c\u00e1c th\u1eed nghi\u1ec7m nhi\u1ec7t (hi\u1ec7u chu\u1ea9n c\u01a1 c\u1ea5u ng\u1eaft l\u01b0\u1ee1ng kim), m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec1u ch\u1ec9nh b\u00ean ngo\u00e0i (\u0111\u1ed9ng c\u01a1 b\u01b0\u1edbc) \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong b\u00e0n th\u1eed nghi\u1ec7m \u0111\u1ec3 n\u1ebfu th\u1eddi gian ng\u1eaft \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 n\u1eb1m ngo\u00e0i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, vi\u1ec7c hi\u1ec7u chu\u1ea9n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n t\u1ea5t.<\/p>\n<h3>MCCB kh\u00e1c v\u1edbi MCB nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p>MCB c\u00f3 \u0111\u1ecbnh m\u1ee9c d\u00f2ng \u0111i\u1ec7n l\u00ean \u0111\u1ebfn 125A, ch\u1ee7 y\u1ebfu d\u00f9ng cho c\u00e1c \u1ee9ng d\u1ee5ng d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i nh\u1ecf. MCCB c\u00f3 \u0111\u1ecbnh m\u1ee9c t\u1eeb 100A \u0111\u1ebfn 1600A ho\u1eb7c h\u01a1n, c\u00f3 c\u00e0i \u0111\u1eb7t ng\u1eaft m\u1ea1ch \u0111i\u1ec1u ch\u1ec9nh \u0111\u01b0\u1ee3c v\u00e0 kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch cao h\u01a1n nhi\u1ec1u (l\u00ean \u0111\u1ebfn 150kA) so v\u1edbi MCB. MCCB \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p, thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft, trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1, v.v. Do \u0111\u00f3, m\u1ed9t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB s\u1ebd c\u1ea7n ngu\u1ed3n d\u00f2ng \u0111i\u1ec7n cao h\u01a1n (l\u00ean \u0111\u1ebfn 10.000A \u0111\u1ec3 th\u1eed nghi\u1ec7m t\u1ee9c th\u1eddi) v\u00e0 gi\u00e1 \u0111\u1ee1 ch\u1eafc ch\u1eafn h\u01a1n so v\u1edbi thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCB th\u00f4ng th\u01b0\u1eddng.<\/p>\n<h3>B\u00e0n th\u1eed \u0111i\u1ec7n l\u00e0 g\u00ec?<\/h3>\n<p>B\u00e0n th\u1eed \u0111i\u1ec7n l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 ki\u1ec3m tra ho\u1ea1t \u0111\u1ed9ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n (nh\u01b0 c\u1ea7u dao, r\u01a1le v\u00e0 c\u00f4ng t\u1eafc) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c v\u00e0 an to\u00e0n. B\u00e0n th\u1eed \u0111i\u1ec7n th\u01b0\u1eddng bao g\u1ed3m ngu\u1ed3n \u0111i\u1ec7n l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c, c\u00e1c d\u1ee5ng c\u1ee5 \u0111o (ampe k\u1ebf, \u0111\u1ed3ng h\u1ed3\/b\u1ed9 \u0111\u1ebfm th\u1eddi gian, \u00f4m k\u1ebf), gi\u00e1 \u0111\u1ee1 th\u1eed nghi\u1ec7m v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n (PLC ho\u1eb7c d\u1ef1a tr\u00ean m\u00e1y t\u00ednh) t\u1ef1 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n tu\u1ea7n t\u1ef1 c\u00e1c th\u1eed nghi\u1ec7m. Ngo\u00e0i ra, b\u00e0n th\u1eed nghi\u1ec7m d\u00f9ng \u0111\u1ec3 ki\u1ec3m tra MCCB ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p d\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u ra cao (trong kho\u1ea3ng 1.000-10.000A) v\u00e0 \u0111o th\u1eddi gian ng\u1eaft c\u1ee7a MCCB t\u1eeb mili gi\u00e2y \u0111\u1ebfn v\u00e0i gi\u1edd.<\/p>\n<h3>Bao l\u00e2u th\u00ec b\u00e0n th\u1eed MCCB c\u1ea7n \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n l\u1ea1i?<\/h3>\n<p>B\u1ea1n c\u1ea7n ph\u1ea3i ki\u1ec3m tra hi\u1ec7u chu\u1ea9n MCCB c\u1ee7a m\u00ecnh t\u1ea1i ph\u00f2ng th\u00ed nghi\u1ec7m \u0111\u01b0\u1ee3c IAF c\u00f4ng nh\u1eadn \u00edt nh\u1ea5t m\u1ed9t l\u1ea7n m\u1ed7i n\u0103m d\u01b0\u01a1ng l\u1ecbch (12 th\u00e1ng). \u0110\u1ec3 gi\u1ea3m thi\u1ec3u s\u1ef1 sai l\u1ec7ch gi\u1eefa c\u00e1c l\u1ea7n hi\u1ec7u chu\u1ea9n h\u00e0ng n\u0103m, h\u00e3y s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra &quot;m\u1eabu chu\u1ea9n&quot; (golden sample) b\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n \u0111\u00e1nh gi\u00e1 h\u00e0ng th\u00e1ng (s\u1eed d\u1ee5ng MCCB \u0111\u01b0\u1ee3c trang b\u1ecb \u0111\u1ed9 tr\u1ec5 ng\u1eaft m\u1ea1ch \u0111\u00e3 bi\u1ebft). N\u1ebfu b\u1ea1n c\u00f3 nhi\u1ec1u b\u00e0n th\u1eed nghi\u1ec7m v\u00e0 trung b\u00ecnh th\u1ef1c hi\u1ec7n h\u01a1n 2.000 l\u1ea7n th\u1eed nghi\u1ec7m m\u1ed7i ng\u00e0y, ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean xem x\u00e9t vi\u1ec7c hi\u1ec7u chu\u1ea9n ch\u00fang s\u00e1u th\u00e1ng m\u1ed9t l\u1ea7n. T\u1ea5t c\u1ea3 c\u00e1c b\u00e0n th\u1eed nghi\u1ec7m Benlong \u0111\u1ec1u c\u00f3 quy tr\u00ecnh t\u1ef1 ki\u1ec3m tra h\u00e0ng ng\u00e0y t\u00edch h\u1ee3p s\u1eb5n \u0111\u1ec3 x\u00e1c minh \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c ch\u1ec9 s\u1ed1 d\u00f2ng \u0111i\u1ec7n v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 h\u1eb9n gi\u1edd.<\/p>\n<p>\u0110\u1ec3 l\u1ef1a ch\u1ecdn m\u1ed9t c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m MCCB t\u1ea1i Trung Qu\u1ed1c c\u00f3 \u0111\u1ee7 n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o ra k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m nh\u1ea5t qu\u00e1n, ch\u00ednh x\u00e1c, b\u1ea1n c\u1ea7n xem x\u00e9t b\u1ed1n l\u0129nh v\u1ef1c sau: 1) N\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt, 2) \u0110\u1ed9 ch\u00ednh x\u00e1c, 3) Kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c, v\u00e0 4) H\u1ed7 tr\u1ee3 sau b\u00e1n h\u00e0ng.<\/p>\n<p>Benlong Automation cung c\u1ea5p m\u1ed9t lo\u1ea1t s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng, bao g\u1ed3m c\u1ea3 b\u00e0n th\u1eed nghi\u1ec7m t\u1eeb t\u00ednh \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng tay c\u0169ng nh\u01b0 c\u00e1c b\u00e0n th\u1eed nghi\u1ec7m t\u1ef1 \u0111\u1ed9ng ho\u00e0n to\u00e0n kh\u00f4ng ti\u1ebfp x\u00fac v\u1edbi kh\u1ea3 n\u0103ng hi\u1ec7u chu\u1ea9n nhi\u1ec7t, ki\u1ec3m tra \u0111i\u1ec7n \u00e1p cao v\u00e0 k\u1ebft n\u1ed1i MES t\u00edch h\u1ee3p. Nhi\u1ec1u nh\u00e0 l\u00e3nh \u0111\u1ea1o trong ng\u00e0nh MCCB s\u1eed d\u1ee5ng Benlong l\u00e0m nh\u00e0 cung c\u1ea5p b\u00e0n th\u1eed nghi\u1ec7m, \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n IEC 60947-2.<\/p>\n<p>Trong vi\u1ec7c t\u00ecm ngu\u1ed3n cung \u1ee9ng c\u1ee7a b\u1ea1n <strong>Bu\u1ed3ng th\u1eed nghi\u1ec7m MCCB<\/strong>, H\u00e3y \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u ki\u1ec3m to\u00e1n nh\u00e0 m\u00e1y \u0111\u1ed1i v\u1edbi c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t cu\u1ed1i c\u00f9ng, th\u1ef1c hi\u1ec7n tr\u00ecnh di\u1ec5n t\u1ea1i ch\u1ed7 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1eabu MCCB c\u1ee7a ri\u00eang b\u1ea1n v\u00e0 y\u00eau c\u1ea7u b\u1eb1ng ch\u1ee9ng \u0111\u01b0\u1ee3c ghi l\u1ea1i v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m (gi\u00e1 tr\u1ecb Cpk t\u1ed1i thi\u1ec3u l\u00e0 1,33). \u0110\u1ea7u t\u01b0 v\u00e0o m\u1ed9t thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t kh\u00f4ng ph\u1ea3i l\u00e0 chi ph\u00ed. Thay v\u00e0o \u0111\u00f3, \u0111\u00f3 l\u00e0 s\u1ef1 \u0111\u1ea3m b\u1ea3o v\u1ec1 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 s\u1ef1 tin t\u01b0\u1edfng l\u00e2u d\u00e0i c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Real quality pain point: \u201cOur trading company bought an &#8216;universal&#8217; test bench for a 400A MCCB long time test. However, it did not have the ability to stabilize the current, resulting in 15% error rate and therefore rendering it completely useless for IEC 60947-2 compliance testing. The expenditure was $25,000 and 4 months of effort [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":540,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/posts\/539","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/comments?post=539"}],"version-history":[{"count":2,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/posts\/539\/revisions"}],"predecessor-version":[{"id":543,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/posts\/539\/revisions\/543"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/media\/540"}],"wp:attachment":[{"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/media?parent=539"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/categories?post=539"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/benlongkj.com\/vi\/wp-json\/wp\/v2\/tags?post=539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}