{"id":2585,"date":"2026-10-07T03:49:25","date_gmt":"2026-10-07T03:49:25","guid":{"rendered":"https:\/\/yocl.com\/?wpr2_import=1d06688ffaffa0aa2dac5264b7a2c48e8ec526a652adcdcc1cff8aac9fcbcdaa"},"modified":"2026-10-07T03:49:25","modified_gmt":"2026-10-07T03:49:25","slug":"what-is-a-terminal-block","status":"publish","type":"post","link":"https:\/\/yocl.com\/vi\/what-is-a-terminal-block\/","title":{"rendered":"Kh\u1ed1i \u0111\u1ea5u d\u00e2y l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i k\u1ebft n\u1ed1i v\u00e0 ph\u1ee5 ki\u1ec7n ray DIN"},"content":{"rendered":"

Kh\u1ed1i \u0111\u1ea5u d\u00e2y l\u00e0 m\u1ed9t k\u1ebft n\u1ed1i d\u00e2y \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3, c\u1ed1 \u0111\u1ecbnh c\u00e1c d\u00e2y d\u1eabn v\u00e0 t\u00e1ch c\u00e1c k\u1ebft n\u1ed1i khi c\u1ea7n c\u00e1ch \u0111i\u1ec7n.<\/strong> Trong t\u1ee7 \u0111i\u1ec1u khi\u1ec3n, m\u1ed9t d\u1ea1ng quen thu\u1ed9c l\u00e0 kh\u1ed1i \u0111\u1ea5u d\u00e2y d\u1ea1ng module DIN-ray: d\u00e2y \u0111i\u1ec7n k\u1ebft n\u1ed1i qua c\u00e1c \u0111i\u1ec3m k\u1eb9p c\u1ee7a n\u00f3, trong khi ray \u0111\u1ee1 b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p. C\u1ea5u h\u00ecnh m\u1ea1ch c\u1ee7a kh\u1ed1i \u0111\u1ea5u d\u00e2y x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111i\u1ec3m n\u00e0o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i.<\/p>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1eed d\u1ee5ng kh\u1ed1i \u0111\u1ea5u d\u00e2y xuy\u00ean DIN-ray m\u1ed9t t\u1ea7ng m\u00e0u x\u00e1m<\/strong> l\u00e0m d\u1ea1ng \u0111\u1ea1i di\u1ec7n, d\u1ef1a tr\u00ean d\u1ea3i \u0111\u1ea5u d\u00e2y v\u00edt YOCL c\u1ee7a<\/a>. \u201cKh\u1ed1i \u0111\u1ea5u d\u00e2y\u201d c\u0169ng m\u00f4 t\u1ea3 c\u00e1c h\u00ecnh d\u1ea1ng kh\u00e1c; vi\u1ec7c ch\u1ecdn m\u1ed9t v\u00ed d\u1ee5 r\u00f5 r\u00e0ng gi\u00fap gi\u1ea3i th\u00edch k\u1ebft n\u1ed1i m\u00e0 kh\u00f4ng g\u00e2y nh\u1ea7m l\u1eabn v\u1edbi kh\u1ed1i ph\u00e2n ph\u1ed1i ho\u1eb7c \u0111\u1ea7u n\u1ed1i b\u1ea3ng m\u1ea1ch.<\/p>\n

Kh\u1ed1i \u0111\u1ea5u d\u00e2y k\u1ebft n\u1ed1i nh\u1eefng g\u00ec\u2014v\u00e0 nh\u1eefng g\u00ec \u0111\u01b0\u1ee3c t\u00e1ch bi\u1ec7t<\/h2>\n

A \u0111\u1ea7u n\u1ed1i xuy\u00ean<\/strong> cung c\u1ea5p k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c \u0111i\u1ec3m d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u1ee7a n\u00f3. Nhi\u1ec1u kh\u1ed1i c\u00f3 th\u1ec3 \u0111\u1eb7t c\u1ea1nh nhau, nh\u01b0ng c\u00e1c kh\u1ed1i n\u1ed1i xuy\u00ean th\u00f4ng th\u01b0\u1eddng li\u1ec1n k\u1ec1 kh\u00f4ng \u0111\u01b0\u1ee3c n\u1ed1i \u0111i\u1ec7n ch\u1ec9 v\u00ec ch\u00fang chia s\u1ebb m\u1ed9t thanh ray. Vi\u1ec7c n\u1ed1i chung c\u00e1c m\u1ea1ch \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 c\u1ea7u n\u1ed1i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ho\u1eb7c s\u1eafp x\u1ebfp k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ghi ch\u00e9p kh\u00e1c.<\/p>\n

V\u1ecf b\u1ecdc h\u1ed7 tr\u1ee3 v\u00e0 t\u00e1ch c\u00e1c k\u1ebft n\u1ed1i. Ph\u1ea1m vi c\u1ee7a UL 1059: Kh\u1ed1i \u0111\u1ea5u d\u00e2y<\/a> m\u00f4 t\u1ea3 c\u00e1c k\u1ebft n\u1ed1i d\u00e2y \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 v\u00e0 c\u00e1ch \u0111i\u1ec7n c\u1ea7n thi\u1ebft gi\u1eefa c\u00e1c \u0111\u1ea7u cu\u1ed1i v\u00e0 b\u1ec1 m\u1eb7t l\u1eafp \u0111\u1eb7t. C\u00e1c \u0111\u1ea7u n\u1ed1i d\u00e2y b\u1ea3o v\u1ec7 l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p ri\u00eang bi\u1ec7t trong ph\u1ea1m vi \u0111\u00f3.<\/p>\n

T\u1ef7 l\u1ec7 Thanh ray DIN l\u00e0 gi\u00e1 \u0111\u1ee1 l\u1eafp \u0111\u1eb7t<\/strong>. Kh\u00f4ng coi n\u00f3 nh\u01b0 m\u1ed9t thanh c\u00e1i c\u1ea5p ngu\u1ed3n. C\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ea7u n\u1ed1i d\u00e2y b\u1ea3o v\u1ec7 c\u00f3 th\u1ec3 c\u00f3 k\u1ebft n\u1ed1i \u0111i\u1ec7n \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u1edbi gi\u00e1 \u0111\u1ee1 l\u1eafp \u0111\u1eb7t c\u1ee7a ch\u00fang, nh\u01b0ng ch\u1ee9c n\u0103ng \u0111\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp b\u1edfi c\u00e1c y\u00eau c\u1ea7u s\u1ea3n ph\u1ea9m v\u00e0 l\u1eafp \u0111\u1eb7t c\u00f3 li\u00ean quan. IEC 60715:2017<\/a> bao g\u1ed3m vi\u1ec7c l\u1eafp \u0111\u1eb7t thanh ray c\u01a1 kh\u00ed t\u01b0\u01a1ng th\u00edch v\u00e0 r\u00f5 r\u00e0ng \u0111\u1ec3 ch\u1ee9c n\u0103ng n\u1ed1i \u0111\u1ea5t b\u1ea3o v\u1ec7 c\u1ee7a thanh ray cho ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m c\u00f3 li\u00ean quan.<\/p>\n

M\u1ed9t kh\u1ed1i \u0111\u1ea5u n\u1ed1i xuy\u00ean ti\u00eau chu\u1ea9n c\u0169ng kh\u00f4ng \u0111\u00f3ng c\u1eaft hay b\u1ea3o v\u1ec7 m\u1ea1ch. C\u00e1c c\u1ea5u h\u00ecnh \u0111\u1ea5u n\u1ed1i ng\u1eaft k\u1ebft n\u1ed1i v\u00e0 c\u1ea7u ch\u00ec b\u1ed5 sung c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3; t\u00ean v\u00e0 s\u01a1 \u0111\u1ed3 c\u1ee7a ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra ri\u00eang.<\/p>\n

\n\"Ba
S\u01a1 \u0111\u1ed3 kh\u00e1i ni\u1ec7m: m\u1ed7i \u0111\u01b0\u1eddng xuy\u00ean ri\u00eang bi\u1ec7t tr\u1eeb khi c\u00e1ch b\u1ed1 tr\u00ed k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh n\u1ed1i n\u00f3.<\/figcaption><\/figure>\n

Ph\u00e2n t\u00e1ch d\u1ea1ng l\u1eafp, ph\u01b0\u01a1ng ph\u00e1p k\u1ebft n\u1ed1i v\u00e0 ch\u1ee9c n\u0103ng m\u1ea1ch<\/h2>\n

C\u00e1c m\u00f4 t\u1ea3 n\u00e0y tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi kh\u00e1c nhau v\u1ec1 c\u00f9ng m\u1ed9t th\u00e0nh ph\u1ea7n:<\/p>\n\n\n\n\n\n\n\n
C\u00e2u h\u1ecfi<\/th>\nV\u00ed d\u1ee5<\/th>\nB\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh c\u00e1i g\u00ec<\/th>\n<\/tr>\n<\/thead>\n
N\u00f3 \u0111\u01b0\u1ee3c l\u1eafp \u1edf \u0111\u00e2u?<\/td>\nDIN thanh ray; d\u1ea3i l\u1eafp tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n; b\u1ea3ng m\u1ea1ch in<\/td>\nH\u1ed3 s\u01a1 l\u1eafp \u0111\u1eb7t ho\u1eb7c \u0111\u1ebf, kh\u00f4ng gian kh\u1ea3 d\u1ee5ng v\u00e0 h\u00ecnh th\u1ee9c v\u1eadt l\u00fd<\/td>\n<\/tr>\n
D\u00e2y d\u1eabn \u0111\u01b0\u1ee3c gi\u1eef nh\u01b0 th\u1ebf n\u00e0o?<\/td>\nK\u1eb9p v\u00edt; l\u00f2 xo l\u1ed3ng; l\u00f2 xo \u0111\u1ea9y<\/td>\nChu\u1ea9n b\u1ecb d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn v\u00e0 h\u01b0\u1edbng d\u1eabn k\u1ebft n\u1ed1i c\u1ee7a m\u1eabu<\/td>\n<\/tr>\n
Nh\u1eefng \u0111i\u1ec3m n\u00e0o \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i?<\/td>\n\u0110i xuy\u00ean; \u0111a c\u1ea5p; n\u1ed1i \u0111\u1ea5t b\u1ea3o v\u1ec7; c\u1ea5u h\u00ecnh ng\u1eaft ho\u1eb7c c\u1ea7u ch\u00ec<\/td>\nS\u01a1 \u0111\u1ed3 m\u1ea1ch v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a t\u1eebng \u0111i\u1ec3m k\u1ebft n\u1ed1i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00ed d\u1ee5, \u201cDIN-ray k\u1eb9p v\u00edt \u0111i xuy\u00ean\u201d x\u00e1c \u0111\u1ecbnh c\u1ea3 ba. \u201cDIN ray\u201d m\u1ed9t m\u00ecnh kh\u00f4ng n\u00f3i l\u00ean li\u1ec7u d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c gi\u1eef b\u1eb1ng v\u00edt hay l\u00f2 xo.<\/p>\n

C\u00e1c d\u1ea3i \u0111\u1ea5u cu\u1ed1i v\u00e0 kh\u1ed1i r\u00e0o ch\u1eafn nh\u00f3m c\u00e1c k\u1ebft n\u1ed1i theo m\u1ed9t c\u00e1ch s\u1eafp x\u1ebfp v\u1eadt l\u00fd kh\u00e1c. C\u00e1c \u0111\u1ea7u cu\u1ed1i g\u1eafn tr\u00ean bo m\u1ea1ch k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t b\u1ea3ng m\u1ea1ch in, trong khi c\u00e1c thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 c\u1eafm \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u m\u1ed9t giao di\u1ec7n \u0111\u1ea7u n\u1ed1i gh\u00e9p n\u1ed1i. \u0110\u00e2y l\u00e0 nh\u1eefng ph\u00e2n bi\u1ec7t thu\u1eadt ng\u1eef r\u1ed9ng h\u01a1n, kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ean thay th\u1ebf cho d\u1ea1ng ray DIN \u0111\u00e3 ch\u1ecdn. T\u1ed5ng quan v\u1ec1 \u0111\u1ea7u cu\u1ed1i v\u00edt c\u1ee7a Wikipedia<\/a> m\u00f4 t\u1ea3 c\u00e1c d\u1ea1ng d\u1ea3i\/r\u00e0o ch\u1eafn v\u00e0 g\u1eafn tr\u00ean bo m\u1ea1ch.<\/p>\n

K\u1ebft n\u1ed1i v\u00edt, l\u00f2 xo l\u1ed3ng v\u00e0 \u0111\u1ea9y v\u00e0o<\/h2>\n

\u0110\u1ea7u cu\u1ed1i k\u1eb9p v\u00edt<\/h3>\n

M\u1ed9t k\u1eb9p v\u1eadn h\u00e0nh b\u1eb1ng v\u00edt gi\u1eef ch\u1eb7t d\u00e2y d\u1eabn. YOCL\u2019s Kh\u1ed1i \u0111\u1ea7u cu\u1ed1i ray DIN v\u00edt c\u1ee7a Anh<\/a> s\u1eed d\u1ee5ng v\u1ecf c\u00e1ch \u0111i\u1ec7n PA66 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn d\u1eabn \u0111i\u1ec7n b\u1eb1ng \u0111\u1ed3ng thau \u0111\u00e3 khai b\u00e1o, v\u1edbi c\u00e1c c\u1ea5u h\u00ecnh xuy\u00ean su\u1ed1t, nh\u1ecf g\u1ecdn, nhi\u1ec1u c\u1ea5p v\u00e0 n\u1ed1i \u0111\u1ea5t b\u1ea3o v\u1ec7 tr\u00ean to\u00e0n b\u1ed9 d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n

Ch\u1ecdn theo ph\u1ea1m vi d\u00e2y d\u1eabn ch\u00ednh x\u00e1c v\u00e0 y\u00eau c\u1ea7u chu\u1ea9n b\u1ecb. K\u00edch th\u01b0\u1edbc v\u00edt, h\u01b0\u1edbng d\u1eabn si\u1ebft ch\u1eb7t v\u00e0 ph\u1ee5 ki\u1ec7n ph\u00f9 h\u1ee3p thu\u1ed9c v\u1ec1 m\u1eabu \u0111\u00e3 ch\u1ecdn; t\u00ean d\u00f2ng s\u1ea3n ph\u1ea9m kh\u00f4ng cung c\u1ea5p m\u00f4-men xo\u1eafn si\u1ebft ch\u1eb7t ph\u1ed5 qu\u00e1t.<\/p>\n

Thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i l\u00f2 xo<\/h3>\n

Thi\u1ebft k\u1ebf l\u00f2 xo k\u1eb9p s\u1eed d\u1ee5ng l\u1ef1c l\u00f2 xo \u0111\u1ec3 gi\u1eef d\u00e2y d\u1eabn. YOCL\u2019s D\u00f2ng l\u00f2 xo k\u1eb9p SJ<\/a> li\u1ec7t k\u00ea ph\u1ea1m vi d\u00e2y d\u1eabn c\u1ee9ng v\u00e0 m\u1ec1m ri\u00eang l\u1ebb v\u00e0 h\u1ed7 tr\u1ee3 thanh ray TH35-7.5 ho\u1eb7c TH35-15.<\/p>\n

Ki\u1ec3m tra ph\u01b0\u01a1ng ph\u00e1p c\u1ee7a m\u1eabu \u0111\u1ec3 m\u1edf, l\u1eafp v\u00e0 nh\u1ea3 d\u00e2y d\u1eabn. \u201cK\u1ebft n\u1ed1i l\u00f2 xo\u201d kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi thi\u1ebft k\u1ebf ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nhau ho\u1eb7c ch\u1ea5p nh\u1eadn m\u1ecdi d\u00e2y d\u1eabn m\u1ec1m m\u00e0 kh\u00f4ng c\u1ea7n chu\u1ea9n b\u1ecb.<\/p>\n

Thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i \u0111\u1ea9y v\u00e0o<\/h3>\n

\u0110\u1ea9y v\u00e0o l\u00e0 m\u1ed9t thi\u1ebft k\u1ebf k\u1ebft n\u1ed1i d\u1ef1a tr\u00ean l\u00f2 xo<\/strong> trong \u0111\u00f3 d\u00e2y d\u1eabn \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp tr\u1ef1c ti\u1ebfp. YOCL\u2019s d\u00f2ng PT push-in<\/a> m\u00f4 t\u1ea3 vi\u1ec7c l\u1eafp d\u00e2y d\u1eabn r\u1eafn ph\u00f9 h\u1ee3p ho\u1eb7c d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1ea7u cos; l\u00f2 xo gi\u1eef d\u00e2y d\u1eabn v\u00e0 c\u01a1 ch\u1ebf nh\u1ea3 cho ph\u00e9p th\u00e1o ra.<\/p>\n

Vi\u1ec7c l\u1eafp tr\u1ef1c ti\u1ebfp ph\u1ee5 thu\u1ed9c v\u00e0o d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn v\u00e0 c\u00e1ch chu\u1ea9n b\u1ecb c\u1ee7a n\u00f3. Kh\u00f4ng kh\u00e1i qu\u00e1t h\u00f3a n\u00f3 cho m\u1ecdi d\u00e2y d\u1eabn b\u1ec7n m\u1ecbn tr\u1ea7n, ho\u1eb7c gi\u1ea3 \u0111\u1ecbnh c\u1ea3 vi\u1ec7c l\u1eafp v\u00e0 th\u00e1o \u0111\u1ec1u kh\u00f4ng c\u1ea7n d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n\n\n\n\n
M\u00f4 t\u1ea3 k\u1ebft n\u1ed1i<\/th>\nSo s\u00e1nh li\u00ean quan<\/th>\nB\u1eb1ng ch\u1ee9ng \u0111\u1ec3 ki\u1ec3m tra<\/th>\n<\/tr>\n<\/thead>\n
K\u1eb9p v\u00edt<\/td>\nGi\u1eef d\u00e2y d\u1eabn b\u1eb1ng v\u00edt<\/td>\nLo\u1ea1i\/d\u1ea3i d\u00e2y d\u1eabn, h\u01b0\u1edbng d\u1eabn chu\u1ea9n b\u1ecb v\u00e0 si\u1ebft<\/td>\n<\/tr>\n
L\u00f2 xo l\u1ed3ng<\/td>\nGi\u1eef b\u1eb1ng l\u00f2 xo v\u00e0 ph\u01b0\u01a1ng ph\u00e1p k\u00edch ho\u1ea1t c\u1ee7a m\u1eabu<\/td>\nLo\u1ea1i\/d\u1ea3i d\u00e2y d\u1eabn v\u00e0 h\u01b0\u1edbng d\u1eabn m\u1edf\/nh\u1ea3<\/td>\n<\/tr>\n
L\u00f2 xo \u0111\u1ea9y v\u00e0o<\/td>\nC\u1eafm tr\u1ef1c ti\u1ebfp d\u00e2y d\u1eabn \u0111\u00e3 chu\u1ea9n b\u1ecb \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n<\/td>\nCh\u1ea5p nh\u1eadn d\u00e2y d\u1eabn c\u1ee9ng\/\u0111\u1ea7u cos, d\u1ea3i v\u00e0 h\u01b0\u1edbng d\u1eabn nh\u1ea3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

So s\u00e1nh h\u1eefu \u00edch l\u00e0 quy tr\u00ecnh k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ghi l\u1ea1i<\/strong>, kh\u00f4ng ph\u1ea3i l\u00e0 tuy\u00ean b\u1ed1 chung r\u1eb1ng m\u1ed9t c\u00f4ng ngh\u1ec7 lu\u00f4n t\u1ed1t h\u01a1n.<\/p>\n

C\u1ea5u h\u00ecnh m\u1ea1ch thay \u0111\u1ed5i ch\u1ee9c n\u0103ng c\u1ee7a kh\u1ed1i<\/h2>\n