{"id":1885,"date":"2026-07-23T13:08:25","date_gmt":"2026-07-23T13:08:25","guid":{"rendered":"https:\/\/www.haiyanele.com\/?p=1885"},"modified":"2026-08-13T06:14:21","modified_gmt":"2026-08-13T06:14:21","slug":"what-is-a-junction-box-in-electrical","status":"publish","type":"post","link":"https:\/\/www.haiyanele.com\/vi\/learning-center\/what-is-a-junction-box-in-electrical\/","title":{"rendered":"H\u1ed9p n\u1ed1i \u0111i\u1ec7n l\u00e0 g\u00ec?"},"content":{"rendered":"

M\u1ed9t h\u1ed9p n\u1ed1i \u0111i\u1ec7n<\/strong> l\u00e0 m\u1ed9t v\u1ecf b\u1ecdc nh\u1ecf ch\u1ee9a v\u00e0 b\u1ea3o v\u1ec7 c\u00e1c k\u1ebft n\u1ed1i d\u00e2y \u0111i\u1ec7n. N\u00f3 cung c\u1ea5p m\u1ed9t n\u01a1i an to\u00e0n \u0111\u1ec3 d\u00e2y \u0111i\u1ec7n n\u1ed1i, t\u00e1ch ho\u1eb7c \u0111\u1ed5i h\u01b0\u1edbng. H\u1ed9p c\u0169ng ng\u0103n m\u1ecdi ng\u01b0\u1eddi ch\u1ea1m v\u00e0o c\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n v\u00e0 gi\u00fap b\u1ea3o v\u1ec7 k\u1ebft n\u1ed1i kh\u1ecfi b\u1ee5i, \u0111\u1ed9 \u1ea9m v\u00e0 h\u01b0 h\u1ecfng.<\/p>\n\n\n\n

N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, n\u00f3 \u0111\u1eb7t m\u1ed9t m\u1ed1i n\u1ed1i d\u00e2y h\u1edf kh\u00f4ng an to\u00e0n v\u00e0o b\u00ean trong m\u1ed9t kh\u00f4ng gian k\u00edn, \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/p>\n\n\n\n

\u0110\u1ecbnh Ngh\u0129a v\u00e0 Ch\u1ee9c N\u0103ng C\u1ed1t L\u00f5i<\/strong><\/h2>\n\n\n\n

H\u1ed9p n\u1ed1i l\u00e0 n\u01a1i hai ho\u1eb7c nhi\u1ec1u d\u00e2y \u0111i\u1ec7n g\u1eb7p nhau. B\u00ean trong h\u1ed9p, d\u00e2y \u0111i\u1ec7n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u1ed1i v\u1edbi c\u00e1c \u0111\u1ea7u n\u1ed1i, thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t kh\u00e1c.<\/p>\n\n\n\n

Nhi\u1ec7m v\u1ee5 ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 b\u1ea3o v\u1ec7. M\u1ed9t m\u1ed1i n\u1ed1i d\u00e2y \u0111\u1ec3 h\u1edf c\u00f3 th\u1ec3 b\u1ecb k\u00e9o, va \u0111\u1eadp ho\u1eb7c ch\u1ea1m v\u00e0o. B\u1ee5i v\u00e0 n\u01b0\u1edbc c\u0169ng c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn n\u00f3. H\u1ed9p t\u1ea1o ra m\u1ed9t r\u00e0o c\u1ea3n xung quanh m\u1ed1i n\u1ed1i \u0111\u00f3.<\/p>\n\n\n\n

H\u1ed9p n\u1ed1i c\u0169ng gi\u00fap vi\u1ec7c \u0111i d\u00e2y d\u1ec5 d\u00e0ng h\u01a1n sau n\u00e0y. Th\u1ee3 \u0111i\u1ec7n c\u00f3 th\u1ec3 m\u1edf n\u1eafp, ki\u1ec3m tra m\u1ed1i n\u1ed1i, ki\u1ec3m tra m\u1ea1ch v\u00e0 s\u1eeda ch\u1eefa khi c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

H\u1ea7u h\u1ebft c\u00e1c h\u1ed9p c\u00f3 c\u00e1c l\u1ed7 m\u1edf cho c\u00e1p v\u00e0 m\u1ed9t n\u1eafp \u0111\u1eady khu v\u1ef1c \u0111i d\u00e2y. M\u1ed9t s\u1ed1 h\u1ed9p tr\u1ed1ng khi b\u00e1n ra. Ng\u01b0\u1eddi l\u1eafp \u0111\u1eb7t th\u00eam c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i ho\u1eb7c \u0111\u1ea7u n\u1ed1i ph\u00f9 h\u1ee3p cho c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n

S\u1ef1 Kh\u00e1c Bi\u1ec7t V\u1edbi H\u1ed9p \u0110\u1ea5u D\u00e2y v\u00e0 V\u1ecf B\u1ecdc<\/strong><\/h2>\n\n\n\n

Nh\u1eefng s\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 th\u1ec3 tr\u00f4ng gi\u1ed1ng nhau, nh\u01b0ng ch\u00fang kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0m c\u00f9ng m\u1ed9t c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n

H\u1ed9p n\u1ed1i ch\u1ee7 y\u1ebfu b\u1ea3o v\u1ec7 c\u00e1c m\u1ed1i n\u1ed1i d\u00e2y v\u00e0 \u0111i\u1ec3m ph\u00e2n nh\u00e1nh. N\u00f3 c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c \u0111\u1ea7u n\u1ed1i d\u00e2y \u0111\u01a1n gi\u1ea3n ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ea7u cu\u1ed1i nh\u1ecf.<\/p>\n\n\n\n

H\u1ed9p \u0111\u1ea5u d\u00e2y c\u00f3 t\u1ed5 ch\u1ee9c h\u01a1n. N\u00f3 th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c kh\u1ed1i \u0111\u1ea5u cu\u1ed1i c\u1ed1 \u0111\u1ecbnh \u0111\u1ec3 m\u1ed7i d\u00e2y c\u00f3 \u0111i\u1ec3m k\u1ebft n\u1ed1i ri\u00eang. \u0110i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c ki\u1ec3m tra, d\u00e1n nh\u00e3n v\u00e0 thay \u0111\u1ed5i trong t\u01b0\u01a1ng lai d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n\n\n\n

M\u1ed9t v\u1ecf b\u1ecdc \u0111i\u1ec7n<\/a> l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef r\u1ed9ng h\u01a1n. N\u00f3 c\u00f3 th\u1ec3 ch\u1ee9a nhi\u1ec1u lo\u1ea1i b\u1ed9 ph\u1eadn \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00f4ng t\u1eafc, r\u01a1 le, b\u1ed9 ng\u1eaft m\u1ea1ch, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i. H\u1ed9p n\u1ed1i l\u00e0 m\u1ed9t lo\u1ea1i v\u1ecf b\u1ecdc, nh\u01b0ng kh\u00f4ng ph\u1ea3i m\u1ecdi v\u1ecf b\u1ecdc \u0111\u1ec1u l\u00e0 h\u1ed9p n\u1ed1i.<\/p>\n\n\n\n

L\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o nh\u1eefng g\u00ec s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong. M\u1ed9t v\u00e0i m\u1ed1i n\u1ed1i d\u00e2y \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 ch\u1ec9 c\u1ea7n h\u1ed9p n\u1ed1i. M\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n v\u1edbi nhi\u1ec1u d\u00e2y c\u00f3 th\u1ec3 c\u1ea7n h\u1ed9p \u0111\u1ea5u d\u00e2y l\u1edbn h\u01a1n ho\u1eb7c v\u1ecf b\u1ecdc \u0111\u1ea7y \u0111\u1ee7.<\/p>\n\n\n\n

\"V\u1eadt<\/figure>\n\n\n\n

V\u1eadt Li\u1ec7u v\u00e0 Ti\u00eau Chu\u1ea9n Ph\u1ed5 Bi\u1ebfn<\/strong><\/h2>\n\n\n\n

H\u1ed9p n\u1ed1i c\u00f3 nhi\u1ec1u lo\u1ea1i b\u1eb1ng kim lo\u1ea1i v\u00e0 nh\u1ef1a. V\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o n\u01a1i h\u1ed9p s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

H\u1ed9p kim lo\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb th\u00e9p ho\u1eb7c nh\u00f4m. Ch\u00fang ch\u1eafc ch\u1eafn v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u1edf nh\u1eefng n\u01a1i h\u1ed9p c\u00f3 th\u1ec3 b\u1ecb va \u0111\u1eadp ho\u1eb7c s\u1eed d\u1ee5ng th\u00f4 b\u1ea1o. H\u1ed9p kim lo\u1ea1i c\u0169ng c\u1ea7n n\u1ed1i \u0111\u1ea5t ho\u1eb7c li\u00ean k\u1ebft ph\u00f9 h\u1ee3p khi c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

H\u1ed9p nh\u1ef1a nh\u1eb9 v\u00e0 kh\u00f4ng b\u1ecb g\u1ec9. C\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn bao g\u1ed3m polycarbonate, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 PC, v\u00e0 ABS. Ch\u00fang c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u00e1p th\u1ea5p.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n b\u1ea3o v\u1ec7 c\u0169ng quan tr\u1ecdng. Ti\u00eau chu\u1ea9n IP cho b\u1ea1n bi\u1ebft h\u1ed9p ch\u1ed1ng l\u1ea1i v\u1eadt th\u1ec3 r\u1eafn v\u00e0 n\u01b0\u1edbc t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o. S\u1ed1 cao h\u01a1n kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 h\u1ed9p ph\u00f9 h\u1ee3p cho m\u1ecdi c\u00f4ng vi\u1ec7c, v\u00ec v\u1eady h\u00e3y ki\u1ec3m tra to\u00e0n b\u1ed9 ti\u00eau chu\u1ea9n v\u00e0 khu v\u1ef1c l\u00e0m vi\u1ec7c.<\/p>\n\n\n\n

V\u00ed d\u1ee5, c\u1ee7a HYJXH h\u1ed9p n\u1ed1i m\u1edd<\/a> s\u1eed d\u1ee5ng th\u00e2n polycarbonate, gio\u0103ng cao su neoprene v\u00e0 ti\u00eau chu\u1ea9n IP66. C\u00e1c m\u1eabu \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea c\u00f3 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng t\u1eeb -40\u00b0C \u0111\u1ebfn +85\u00b0C.<\/p>\n\n\n\n

Khi d\u00e2y \u0111i\u1ec7n c\u1ea7n \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y d\u1ec5 d\u00e0ng, m\u1ed9t h\u1ed9p n\u1ed1i trong su\u1ed1t<\/a> cho ph\u00e9p ng\u01b0\u1eddi lao \u0111\u1ed9ng ki\u1ec3m tra b\u00ean trong m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf n\u1eafp. D\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y c\u0169ng li\u1ec7t k\u00ea v\u1eadt li\u1ec7u PC ho\u1eb7c ABS v\u00e0 b\u1ea3o v\u1ec7 IP66.<\/p>\n\n\n\n

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\"\"\/<\/a>
H\u1ed9p \u0111\u1ea5u d\u00e2y \/ H\u1ed9p n\u1ed1i d\u00f2ng FJ6\/JXH-5 (Lo\u1ea1i n\u1eafp m\u1edd c\u00f3 b\u1ea3n l\u1ec1 v\u00e0 \u0111\u1ebf t\u1ed5 ong)<\/a><\/figcaption><\/figure>\n<\/div>\n\n\n\n
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\"\"\/<\/a>
H\u1ed9p \u0111\u1ea5u n\u1ed1i \/ H\u1ed9p n\u1ed1i n\u1ed1i ti\u1ebfp FJ6\/JXH-7 Series (Lo\u1ea1i n\u1eafp l\u1eadt trong su\u1ed1t c\u00f3 \u0111\u1ebf t\u1ed5 ong)<\/a><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n

\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/strong><\/h2>\n\n\n\n

H\u1ed9p n\u1ed1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf b\u1ea5t c\u1ee9 \u0111\u00e2u d\u00e2y \u0111i\u1ec7n c\u1ea7n \u0111i\u1ec3m g\u1eb7p g\u1ee1 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/p>\n\n\n\n

Trong nh\u00e0 v\u00e0 c\u00e1c t\u00f2a nh\u00e0, ch\u00fang c\u00f3 th\u1ec3 n\u1eb1m g\u1ea7n \u0111\u00e8n, c\u00f4ng t\u1eafc, \u1ed5 c\u1eafm ho\u1eb7c c\u00e1c m\u1ea1ch nh\u00e1nh. Ch\u00fang gi\u00fap che ch\u1eafn c\u00e1c m\u1ed1i n\u1ed1i d\u00e2y v\u00e0 d\u1ec5 d\u00e0ng b\u1ea3o tr\u00ec h\u01a1n.<\/p>\n\n\n\n

Trong c\u00e1c nh\u00e0 m\u00e1y, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng xung quanh m\u00e1y m\u00f3c, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, c\u1ea3m bi\u1ebfn v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n \u00e1p th\u1ea5p. M\u1ed9t h\u1ed9p c\u00f3 th\u1ec3 cung c\u1ea5p cho nhi\u1ec1u c\u00e1p m\u1ed9t n\u01a1i r\u00f5 r\u00e0ng \u0111\u1ec3 \u0111i v\u00e0o v\u00e0 k\u1ebft n\u1ed1i.<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng ngo\u00e0i tr\u1eddi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng h\u1ed9p k\u00edn cho \u0111\u00e8n, thi\u1ebft b\u1ecb n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, m\u00e1y \u1ea3nh ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n kh\u00e1c. H\u1ed9p ph\u1ea3i c\u00f3 m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 ph\u00f9 h\u1ee3p cho m\u01b0a, b\u1ee5i, nhi\u1ec7t, l\u1ea1nh ho\u1eb7c c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba \u0111i\u1ec3m kh\u00e1c.<\/p>\n\n\n\n

H\u1ed9p n\u1ed1i c\u0169ng h\u1eefu \u00edch khi m\u1ed9t tuy\u1ebfn c\u00e1p c\u1ea7n ph\u00e2n nh\u00e1nh. M\u1ed9t c\u00e1p \u0111i v\u00e0o c\u00f3 th\u1ec3 \u0111i v\u00e0o h\u1ed9p, sau \u0111\u00f3 c\u00e1c k\u1ebft n\u1ed1i ri\u00eang bi\u1ec7t c\u00f3 th\u1ec3 \u0111i ra c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

\u0110i\u1ec3m m\u1ea5u ch\u1ed1t r\u1ea5t \u0111\u01a1n gi\u1ea3n: h\u1ed9p ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi d\u00e2y \u0111i\u1ec7n, c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong v\u00e0 n\u01a1i l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n

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

H\u1ed9p N\u1ed1i \u0110i\u1ec7n L\u00e0m G\u00ec?<\/strong><\/h3>\n\n\n\n

H\u1ed9p n\u1ed1i b\u1ea3o v\u1ec7 c\u00e1c k\u1ebft n\u1ed1i d\u00e2y \u0111i\u1ec7n. N\u00f3 gi\u1eef c\u00e1c m\u1ed1i n\u1ed1i b\u00ean trong m\u1ed9t kh\u00f4ng gian k\u00edn v\u00e0 cung c\u1ea5p m\u1ed9t n\u01a1i r\u00f5 r\u00e0ng cho c\u00f4ng nh\u00e2n ki\u1ec3m tra ho\u1eb7c s\u1eeda ch\u1eefa h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n.<\/p>\n\n\n\n

C\u00f3 C\u1ea7n N\u1ed1i \u0110\u1ea5t Cho M\u1ecdi H\u1ed9p N\u1ed1i \u0110i\u1ec7n Kh\u00f4ng?<\/strong><\/h3>\n\n\n\n

Kh\u00f4ng. Nhu c\u1ea7u n\u1ed1i \u0111\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u h\u1ed9p v\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n. H\u1ed9p kim lo\u1ea1i th\u01b0\u1eddng c\u1ea7n li\u00ean k\u1ebft ho\u1eb7c n\u1ed1i \u0111\u1ea5t. H\u1ed9p nh\u1ef1a kh\u00f4ng s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i \u0111\u1ea5t h\u1ed9p kim lo\u1ea1i t\u01b0\u01a1ng t\u1ef1. Lu\u00f4n tu\u00e2n theo c\u00e1c quy t\u1eafc \u0111i\u1ec7n \u0111\u1ecba ph\u01b0\u01a1ng.<\/p>\n\n\n\n

C\u00f3 Th\u1ec3 S\u1eed D\u1ee5ng H\u1ed9p N\u1ed1i \u0110i\u1ec7n Ngo\u00e0i Tr\u1eddi Kh\u00f4ng?<\/strong><\/h3>\n\n\n\n

C\u00f3, nh\u01b0ng ch\u1ec9 khi h\u1ed9p \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 \u0111\u00e1nh gi\u00e1 cho \u0111i\u1ec1u ki\u1ec7n ngo\u00e0i tr\u1eddi. Ki\u1ec3m tra ti\u00eau chu\u1ea9n IP ho\u1eb7c ti\u00eau chu\u1ea9n v\u1ecf b\u1ecdc b\u1eaft bu\u1ed9c kh\u00e1c tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng. C\u0169ng ki\u1ec3m tra c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p, gio\u0103ng v\u00e0 \u0111i\u1ec3m v\u00e0o.<\/p>\n\n\n\n

T\u00f4i C\u1ea7n K\u00edch Th\u01b0\u1edbc H\u1ed9p N\u1ed1i \u0110i\u1ec7n Bao Nhi\u00eau?<\/strong><\/h3>\n\n\n\n

Ch\u1ecdn k\u00edch th\u01b0\u1edbc \u0111\u1ee7 kh\u00f4ng gian cho d\u00e2y \u0111i\u1ec7n, \u0111\u1ea7u n\u1ed1i, c\u00e1c kh\u00fac u\u1ed1n v\u00e0 \u0111i\u1ec3m v\u00e0o c\u00e1p. Kh\u00f4ng nh\u1ed3i nh\u00e9t d\u00e2y \u0111i\u1ec7n ch\u1eb7t ch\u1ebd ch\u1ec9 v\u00ec n\u1eafp v\u1eabn c\u00f3 th\u1ec3 \u0111\u00f3ng l\u1ea1i. C\u00e1c quy t\u1eafc v\u1ec1 dung t\u00edch h\u1ed9p \u0111\u1ecba ph\u01b0\u01a1ng c\u0169ng c\u00f3 th\u1ec3 quy \u0111\u1ecbnh nhu c\u1ea7u kh\u00f4ng gian t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n

T\u1ea1i Sao H\u1ed9p N\u1ed1i \u0110i\u1ec7n Ph\u00f9 H\u1ee3p L\u1ea1i Quan Tr\u1ecdng<\/strong><\/h2>\n\n\n\n

C\u00e1i \u0111\u00fang h\u1ed9p n\u1ed1i \u0111i\u1ec7n<\/strong> l\u00e0m nhi\u1ec1u h\u01a1n l\u00e0 che gi\u1ea5u d\u00e2y \u0111i\u1ec7n. N\u00f3 gi\u1eef cho c\u00e1c k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c che ch\u1eafn, gi\u00fap vi\u1ec7c b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 gi\u00fap gi\u1ea3m h\u01b0 h\u1ecfng t\u1ea1i \u0111i\u1ec3m d\u00e2y \u0111i\u1ec7n g\u1eb7p nhau.<\/p>\n\n\n\n

B\u1eaft \u0111\u1ea7u v\u1edbi ch\u00ednh c\u00f4ng vi\u1ec7c. Xem x\u00e9t s\u1ed1 l\u01b0\u1ee3ng d\u00e2y, k\u00edch th\u01b0\u1edbc h\u1ed9p, v\u1eadt li\u1ec7u v\u00e0 ti\u00eau chu\u1ea9n b\u1ea3o v\u1ec7. Sau \u0111\u00f3, h\u00e3y suy ngh\u0129 v\u1ec1 n\u01a1i h\u1ed9p s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0 t\u1ea7n su\u1ea5t ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 c\u1ea7n ki\u1ec3m tra n\u00f3. S\u1ef1 k\u1ebft h\u1ee3p t\u1ed1t s\u1ebd cho ph\u00e9p h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n c\u00f3 kh\u00f4ng gian \u0111\u1ec3 g\u1ecdn g\u00e0ng, \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 d\u1ec5 d\u00e0ng ki\u1ec3m tra sau n\u00e0y.<\/p>\n\n\n\n

\n
Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

An electrical junction box is a small enclosure that holds and protects wire connections. It gives wires a safe place to join, split, or change direction. [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":1966,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[89],"tags":[],"class_list":["post-1885","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-learning-center"],"_links":{"self":[{"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/posts\/1885","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/comments?post=1885"}],"version-history":[{"count":1,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/posts\/1885\/revisions"}],"predecessor-version":[{"id":1892,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/posts\/1885\/revisions\/1892"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/media\/1966"}],"wp:attachment":[{"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/media?parent=1885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/categories?post=1885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.haiyanele.com\/vi\/wp-json\/wp\/v2\/tags?post=1885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}