{"id":2198,"date":"2025-03-03T21:54:49","date_gmt":"2025-03-03T13:54:49","guid":{"rendered":"https:\/\/led.amasly.com\/?p=2198"},"modified":"2025-03-06T22:50:37","modified_gmt":"2025-03-06T14:50:37","slug":"explosion-proof-isolation-sealing-box-use-and-precautions","status":"publish","type":"post","link":"https:\/\/led.amasly.com\/vi\/explosion-proof-equipment\/explosion-proof-isolation-sealing-box-use-and-precautions\/","title":{"rendered":"H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5: C\u00e1ch s\u1eed d\u1ee5ng v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba"},"content":{"rendered":"

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c khu v\u1ef1c s\u1ea3n xu\u1ea5t, s\u1eed d\u1ee5ng ho\u1eb7c l\u01b0u tr\u1eef h\u00f3a ch\u1ea5t d\u1ec5 ch\u00e1y v\u00e0 n\u1ed5. Y\u00eau c\u1ea7u ch\u1ed1ng ch\u00e1y n\u1ed5 c\u1ee7a khu v\u1ef1c kh\u00f4ng ch\u1ec9 \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5, m\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t d\u00e2y \u0111i\u1ec7n c\u0169ng ph\u1ea3i tu\u00e2n th\u1ee7 y\u00eau c\u1ea7u s\u1eed d\u1ee5ng \u1ed1ng th\u00e9p m\u1ea1 k\u1ebdm. T\u1ea1i c\u00e1c \u0111i\u1ec3m n\u1ed1i c\u1ee7a d\u00e2y \u0111i\u1ec7n, c\u1ea7n s\u1eed d\u1ee5ng h\u1ed9p n\u1ed1i c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5.<\/p>\n\n\n\n

\"\"<\/a><\/figure><\/div>\n\n\n\n

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/strong><\/h2>\n\n\n\n

Ph\u1ea1m vi \u00e1p d\u1ee5ng: Ph\u00f9 h\u1ee3p cho m\u00f4i tr\u01b0\u1eddng kh\u00ed n\u1ed5 Zone 1, Zone 2, l\u1edbp \u2161A, \u2161B, \u2161C, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn \u1ed1ng th\u00e9p trong h\u1ec7 th\u1ed1ng c\u00e1ch ly \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n\n\n\n

T\u00ednh n\u0103ng c\u1ee7a b\u1ed9 ph\u1eadn: V\u1ecf \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb h\u1ee3p kim nh\u00f4m, b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c s\u01a1n t\u0129nh \u0111i\u1ec7n \u00e1p su\u1ea5t cao; s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i ren \u1ed1ng v\u1edbi kh\u1ea3 n\u0103ng k\u00edn kh\u00edt t\u1ed1t h\u01a1n; c\u00f3 kh\u1ea3 n\u0103ng k\u00edn kh\u00edt t\u1ed1t; c\u00f3 b\u1ed1n b\u1ed9 k\u1ebft h\u1ee3p, m\u1ed7i b\u1ed9 k\u1ebft h\u1ee3p c\u00f3 t\u00e1m th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u kh\u00e1c nhau.<\/p>\n\n\n\n

S\u1eed d\u1ee5ng c\u00e1c ph\u1edbt c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/strong><\/h2>\n\n\n\n

C\u00e1c ph\u1edbt c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y trong h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn:<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n trong \u1ed1ng th\u00e9p \u1edf m\u00f4i tr\u01b0\u1eddng d\u1ec5 ch\u00e1y n\u1ed5 Khu v\u1ef1c 1, Khu v\u1ef1c 2, Khu v\u1ef1c 20, Khu v\u1ef1c 21 v\u00e0 Khu v\u1ef1c 22 ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e1ch ly v\u00e0 b\u1ecbt k\u00edn k\u1ef9 l\u01b0\u1ee1ng, v\u00e0 ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh sau:    <\/p>\n\n\n\n

\u2460 C\u00e1c c\u1ed5ng v\u00e0o c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n kh\u00f4ng c\u00f3 thi\u1ebft b\u1ecb b\u1ecbt k\u00edn ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly.<\/p>\n\n\n\n

\u2461 Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng, c\u00e1c l\u1edbp c\u00e1ch ly ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong ph\u1ea1m vi 450mm t\u00ednh t\u1eeb t\u1ea5t c\u1ea3 c\u00e1c v\u1ecf b\u1ecdc ngu\u1ed3n \u0111\u00e1nh l\u1eeda.<\/p>\n\n\n\n

\u2462 Khi \u0111\u01b0\u1eddng \u1ed1ng \u0111i qua t\u01b0\u1eddng ng\u0103n c\u00e1ch li\u1ec1n k\u1ec1 v\u1edbi b\u1ea5t k\u1ef3 v\u1ecb tr\u00ed n\u00e0o kh\u00e1c, c\u1ea7n l\u1eafp \u0111\u1eb7t c\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly ngang \u1edf c\u1ea3 hai b\u00ean c\u1ee7a t\u01b0\u1eddng ng\u0103n c\u00e1ch.  <\/p>\n\n\n\n

(iv) Khi \u0111\u01b0\u1eddng \u1ed1ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t qua s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t, c\u00e1c mi\u1ebfng \u0111\u1ec7m d\u1ecdc ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t.<\/p>\n\n\n\n

\u2464 C\u00e1c \u1ed1ng c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 50mm tr\u1edf l\u00ean ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly trong ph\u1ea1m vi 450mm t\u00ednh t\u1eeb h\u1ed9p n\u1ed1i v\u00e0 c\u00e1ch nhau 15m t\u1eeb \u0111\u00f3.<\/p>\n\n\n\n

(6) Ph\u1ea3i l\u1eafp \u0111\u1eb7t c\u00e1c l\u1edbp c\u00e1ch ly gi\u1eefa c\u00e1c m\u00f4i tr\u01b0\u1eddng n\u1ed5 li\u1ec1n k\u1ec1 v\u00e0 gi\u1eefa c\u00e1c m\u00f4i tr\u01b0\u1eddng n\u1ed5 v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng nguy hi\u1ec3m ho\u1eb7c kh\u00f4ng nguy hi\u1ec3m li\u1ec1n k\u1ec1. Vi\u1ec7c b\u1ecbt k\u00edn, bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng s\u1ee3i l\u00e0m l\u1edbp l\u00f3t b\u00ean trong c\u1ee7a l\u1edbp \u0111\u00e1y ho\u1eb7c khoang, \u0111\u1ed9 d\u00e0y hi\u1ec7u qu\u1ea3 c\u1ee7a l\u1edbp l\u00f3t kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n \u0111\u01b0\u1eddng k\u00ednh trong c\u1ee7a \u1ed1ng th\u00e9p v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 16mm.<\/p>\n\n\n\n

(7) H\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn ng\u01b0ng t\u1ee5 d\u1ec5 t\u00edch t\u1ee5, n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t d\u01b0\u1edbi ph\u1ea7n th\u1eb3ng \u0111\u1ee9ng c\u1ee7a l\u1edbp c\u00e1ch ly tho\u00e1t n\u01b0\u1edbc, v\u00e0 \u1ed1ng tho\u00e1t n\u01b0\u1edbc n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed th\u1ea5p h\u01a1n.<\/p>\n\n\n\n

(8) \u0110\u1ed1i v\u1edbi vi\u1ec7c c\u00e1ch ly con d\u1ea5u v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft n\u1ed1i, kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng nh\u01b0 d\u00e2y ho\u1eb7c d\u00e2y ph\u1ee5.<\/p>\n\n\n\n

Vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1c ph\u1edbt c\u00e1ch ly ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh sau:<\/strong><\/strong><\/h2>\n\n\n\n

\u2460 C\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly c\u1ee7a t\u01b0\u1eddng trong ph\u1ea3i kh\u00f4ng b\u1ecb g\u1ec9 s\u00e9t, b\u1ee5i b\u1ea9n ho\u1eb7c d\u1ea7u m\u1ee1.<\/p>\n\n\n\n

\u2461 C\u00e1c d\u00e2y kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 m\u1ed1i n\u1ed1i b\u00ean trong b\u1ed9 ph\u1eadn b\u1ecbt k\u00edn, v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c d\u00e2y v\u00e0 th\u00e0nh c\u1ee7a b\u1ed9 ph\u1eadn b\u1ecbt k\u00edn ph\u1ea3i \u0111\u1ec1u nhau.<\/p>\n\n\n\n

\u2462 Khi \u1ed1ng d\u1eabn \u0111i qua t\u01b0\u1eddng, s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t, kho\u1ea3ng c\u00e1ch gi\u1eefa b\u1ed9 ph\u1eadn b\u1ecbt k\u00edn v\u00e0 t\u01b0\u1eddng, s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 300mm, kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 m\u1ed1i n\u1ed1i trong \u0111o\u1ea1n \u1ed1ng d\u1eabn n\u00e0y v\u00e0 c\u00e1c l\u1ed7 ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn ch\u1eb7t ch\u1ebd.<\/p>\n\n\n\n

\u2463C\u00e1c con d\u1ea5u ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y b\u1eb1ng ch\u1ea5t tr\u00e1m k\u00edn d\u1ea1ng b\u1ed9t \u0111\u00f4ng c\u1ee9ng trong n\u01b0\u1edbc.<\/p>\n\n\n\n

\u2464 Vi\u1ec7c \u0111\u00f3ng g\u00f3i ch\u1ea5t tr\u00e1m k\u00edn d\u1ea1ng b\u1ed9t ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00f3ng k\u00edn. Vi\u1ec7c chu\u1ea9n b\u1ecb ch\u1ea5t tr\u00e1m k\u00edn ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m, th\u1eddi gian \u0111\u1ed5 ch\u1ea5t tr\u00e1m k\u00edn kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 th\u1eddi gian \u0111\u00f4ng c\u1ee9ng ban \u0111\u1ea7u v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ed5 m\u1ed9t l\u1ea7n. Sau khi \u0111\u00f4ng c\u1ee9ng, b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 ph\u1ea3i kh\u00f4ng c\u00f3 v\u1ebft n\u1ee9t. C\u00e1c l\u1edbp c\u00e1ch ly tho\u00e1t n\u01b0\u1edbc sau khi \u0111\u1ed5 b\u1ec1 m\u1eb7t ph\u1ea3i m\u1ecbn m\u00e0ng v\u00e0 c\u00f3 th\u1ec3 t\u1ef1 tho\u00e1t n\u01b0\u1edbc.<\/p>\n\n\n\n

C\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ed5 \u0111\u1ea7y b\u1eb1ng v\u1eadt li\u1ec7u \u0111\u1ec7m. Sau khi \u0111\u00f4ng c\u1ee9ng, v\u1eadt li\u1ec7u \u0111\u1ec7m ph\u1ea3i kh\u00f4ng th\u1ea5m n\u01b0\u1edbc, kh\u00f4ng co ng\u00f3t, kh\u00f4ng n\u1ee9t n\u1ebb, ch\u1eb3ng h\u1ea1n nh\u01b0 keo d\u00e1n, b\u00f9n c\u00e1ch ly, nh\u1ef1a epoxy, s\u1ee3i c\u00e1ch ly. C\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a v\u1ecf thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5, to\u00e0n b\u1ed9 th\u00e0nh ph\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i ch\u1ed1ng ch\u00e1y n\u1ed5 t\u01b0\u01a1ng \u1ee9ng. \u0110\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y trong c\u00e1c ph\u1edbt c\u00e1ch ly ph\u1ea3i \u00edt nh\u1ea5t b\u1eb1ng \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u1ed1ng d\u1eabn v\u00e0 \u00edt nh\u1ea5t 16 mm.<\/p>\n\n\n\n

Quy t\u1eafc th\u1ef1c h\u00e0nh v\u1ec1 an to\u00e0n \u0111i\u1ec7n trong c\u00e1c khu v\u1ef1c nguy hi\u1ec3m <\/strong><\/strong><\/h2>\n\n\n\n

1. C\u00e1c ph\u1edbt c\u00e1ch ly \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n

a) Khi \u1ed1ng th\u00e9p \u0111i qua t\u01b0\u1eddng ng\u0103n c\u00e1ch li\u1ec1n k\u1ec1 v\u1edbi khu v\u1ef1c nguy hi\u1ec3m kh\u00e1c, ph\u1ea3i l\u1eafp \u0111\u1eb7t mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly ngang \u1edf c\u1ea3 hai b\u00ean t\u01b0\u1eddng ng\u0103n c\u00e1ch;<\/p>\n\n\n\n

b) Khi \u1ed1ng th\u00e9p \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u00e1c khu v\u1ef1c kh\u00e1c qua s\u00e0n ho\u1eb7c t\u1ea5m s\u00e0n, ph\u1ea3i l\u1eafp \u0111\u1eb7t c\u00e1c l\u1edbp c\u00e1ch ly d\u1ecdc ph\u00eda tr\u00ean t\u1ea5m s\u00e0n ho\u1eb7c s\u00e0n.<\/p>\n\n\n\n

c) trong ph\u1ea1m vi 450mm so v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c v\u1ecf ch\u1ee9a ngu\u1ed3n \u0111\u00e1nh l\u1eeda trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng; v\u00e0<\/p>\n\n\n\n

d) Trong tr\u01b0\u1eddng h\u1ee3p c\u00e1c h\u1ed9p ch\u1ee9a van, \u0111\u1ea7u n\u1ed1i, \u0111\u1ea7u c\u00e1p ho\u1eb7c \u0111\u1ea7u cu\u1ed1i \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi \u1ed1ng d\u1eabn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 50mm tr\u1edf l\u00ean; t\u1ea5t c\u1ea3 c\u00e1c k\u1ebft n\u1ed1i ren c\u1ee7a \u1ed1ng d\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t.<\/p>\n\n\n\n

e) D\u1ec5 t\u00edch t\u1ee5 n\u01b0\u1edbc ng\u01b0ng t\u1ee5 trong \u0111\u01b0\u1eddng \u1ed1ng, n\u00ean l\u1eafp \u0111\u1eb7t c\u00e1c ph\u1edbt c\u00e1ch ly tho\u00e1t n\u01b0\u1edbc \u1edf ph\u1ea7n th\u1eb3ng \u0111\u1ee9ng c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng, v\u00e0 c\u1ed5ng tho\u00e1t n\u01b0\u1edbc n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed th\u1ea5p h\u01a1n.<\/p>\n\n\n\n

2. C\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1eb1ng v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y, v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y ph\u1ea3i kh\u00f4ng th\u1ea5m n\u01b0\u1edbc sau khi \u0111\u00f4ng c\u1ee9ng, kh\u00f4ng co ng\u00f3t, kh\u00f4ng n\u1ee9t, ch\u1eb3ng h\u1ea1n nh\u01b0 keo d\u00e1n, b\u00f9n c\u00e1ch ly, nh\u1ef1a epoxy, s\u1ee3i c\u00e1ch ly. C\u00e1c mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a v\u1ecf thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5, to\u00e0n b\u1ed9 th\u00e0nh ph\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn ch\u1ed1ng ch\u00e1y n\u1ed5 v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi lo\u1ea1i ch\u1ed1ng ch\u00e1y n\u1ed5 t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n

3. \u0110\u1ed9 d\u00e0y c\u1ee7a l\u1edbp c\u00e1ch ly trong l\u1edbp \u0111\u1ec7m ph\u1ea3i \u00edt nh\u1ea5t b\u1eb1ng \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u1ed1ng d\u1eabn, kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 16mm. 6.1.1.3.7 N\u1ebfu \u1ed1ng d\u1eabn ch\u1ee9a h\u01a1n m\u1ed9t d\u00e2y ho\u1eb7c c\u00e1p, t\u1ed5ng di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a c\u00e1c d\u00e2y ho\u1eb7c c\u00e1p kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 40% so v\u1edbi di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang c\u1ee7a \u1ed1ng d\u1eabn.<\/p>\n\n\n\n

4. C\u00e1c d\u00e2y d\u1eabn kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 m\u1ed1i n\u1ed1i trong h\u1ed9p c\u00e1ch \u0111i\u1ec7n.<\/p>\n\n\n\n

5. Kho\u1ea3ng c\u00e1ch gi\u1eefa b\u1ed9 ph\u1eadn c\u00e1ch ly v\u00e0 t\u01b0\u1eddng, s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t khi \u1ed1ng d\u1eabn \u0111i qua t\u01b0\u1eddng, s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 300\u339c, v\u00e0 c\u00e1c l\u1ed7 ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn ch\u1eb7t ch\u1ebd.<\/p>\n\n\n\n

M\u00f4 h\u00ecnh h\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5<\/strong><\/strong><\/h2>\n\n\n\n

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i BGM-Z H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i Z d\u1ea1ng d\u1ecdc<\/p>\n\n\n\n

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i BGM-P H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i P c\u00f3 h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc<\/p>\n\n\n\n

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i BGMH H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i H ngang<\/p>\n\n\n\n

H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i BGM-Y H\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 lo\u1ea1i Y<\/p>\n\n\n\n

C\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba khi s\u1eed d\u1ee5ng ph\u1edbt c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 trong h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn:<\/strong><\/strong><\/h2>\n\n\n\n

1. Trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c nh\u1eefng n\u01a1i c\u00f3 th\u1ec3 t\u00edch t\u1ee5 n\u01b0\u1edbc ng\u01b0ng t\u1ee5 trong \u1ed1ng, h\u1ed9p c\u00e1ch ly ch\u1ed1ng ch\u00e1y n\u1ed5 n\u00ean l\u00e0 lo\u1ea1i c\u00f3 h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc.<\/p>\n\n\n\n

2. Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng, kho\u1ea3ng c\u00e1ch H gi\u1eefa h\u1ed9p c\u00e1ch ly v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n g\u00e2y ch\u00e1y kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 450mm; khi kh\u00f4ng c\u00f3 l\u1edbp c\u00e1ch ly trong c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft n\u1ed1i c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n, h\u1ed9p c\u00e1ch ly ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t c\u00e1ch v\u1ecf c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra kh\u00f4ng qu\u00e1 450mm v\u00e0 g\u1ea7n nh\u1ea5t c\u00f3 th\u1ec3 v\u1edbi thi\u1ebft b\u1ecb \u0111i\u1ec7n. V\u1ecf ch\u1ee9a c\u00e1c \u0111i\u1ec3m n\u1ed1i, \u0111i\u1ec3m h\u00e0n, \u0111\u1ea7u c\u00e1p ho\u1eb7c \u0111\u1ea7u n\u1ed1i n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi \u1ed1ng d\u1eabn c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 50mm tr\u1edf l\u00ean.<\/p>\n\n\n\n

3. Khi \u1ed1ng d\u1eabn \u0111i qua t\u01b0\u1eddng, s\u00e0n ho\u1eb7c m\u1eb7t \u0111\u1ea5t, c\u00e1ch ly h\u1ed9p b\u1ecbt k\u00edn kh\u1ecfi t\u01b0\u1eddng (l\u1eafp \u0111\u1eb7t mi\u1ebfng \u0111\u1ec7m c\u00e1ch ly ngang \u1edf ph\u00eda khu v\u1ef1c nguy hi\u1ec3m c\u1ee7a t\u01b0\u1eddng ng\u0103n. N\u1ebfu c\u1ea3 hai ph\u00eda c\u1ee7a t\u01b0\u1eddng ng\u0103n \u0111\u1ec1u l\u00e0 khu v\u1ef1c ch\u1ed1ng n\u1ed5, ch\u1ec9 c\u1ea7n l\u1eafp \u0111\u1eb7t \u1edf m\u1ed9t ph\u00eda), s\u00e0n, l\u1edbp l\u00f3t s\u00e0n (khi \u1ed1ng d\u1eabn \u0111i qua s\u00e0n, l\u1edbp l\u00f3t s\u00e0n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ph\u00eda tr\u00ean l\u1edbp l\u00f3t s\u00e0n), kho\u1ea3ng c\u00e1ch kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 300mm v\u00e0 c\u00e1c l\u1ed7 ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn ch\u1eb7t ch\u1ebd. Vi\u1ec7c l\u1eafp \u0111\u1eb7t kh\u00f4ng n\u00ean qu\u00e1 g\u1ea7n t\u01b0\u1eddng \u0111\u1ec3 thu\u1eadn ti\u1ec7n cho vi\u1ec7c l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n

4. T\u1ea1i khu v\u1ef1c s\u1ea3n xu\u1ea5t, \u0111\u00f4i khi g\u1eb7p ph\u1ea3i thi\u1ebft b\u1ecb \u0111i\u1ec7n ch\u1ed1ng ch\u00e1y n\u1ed5 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t ngo\u00e0i c\u1ed5ng v\u00e0 kho\u1ea3ng c\u00e1ch t\u1eeb s\u00e0n \u0111\u1ebfn thi\u1ebft b\u1ecb nh\u1ecf h\u01a1n 750mm. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, y\u00eau c\u1ea7u hi\u1ec7n t\u1ea1i l\u00e0 l\u1eafp \u0111\u1eb7t h\u1ed9p c\u00e1ch ly ch\u1ed1ng th\u1ea5m tr\u00ean s\u00e0n, v\u1edbi kho\u1ea3ng c\u00e1ch t\u1eeb s\u00e0n \u0111\u1ebfn h\u1ed9p c\u00e1ch ly kh\u00f4ng qu\u00e1 300mm. 5. Trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t h\u1ed9p c\u00e1ch ly ch\u1ed1ng th\u1ea5m, h\u1ed9p c\u00e1ch ly \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean s\u00e0n, v\u1edbi kho\u1ea3ng c\u00e1ch t\u1eeb s\u00e0n \u0111\u1ebfn h\u1ed9p c\u00e1ch ly kh\u00f4ng qu\u00e1 300mm.<\/p>\n\n\n\n

5. Khi l\u1eafp \u0111\u1eb7t h\u1ed9p c\u00e1ch ly, c\u1ea7n s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u tr\u00e1m k\u00edn. V\u1eadt li\u1ec7u tr\u00e1m k\u00edn n\u00ean l\u00e0 b\u00f9n tr\u00e1m k\u00edn ho\u1eb7c s\u1ee3i tr\u00e1m k\u00edn k\u1ebft h\u1ee3p v\u1edbi nh\u1ef1a epoxy. V\u1eadt li\u1ec7u tr\u00e1m k\u00edn ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc, kh\u00f4ng co ng\u00f3t v\u00e0 kh\u00f4ng n\u1ee9t. \u0110\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u tr\u00e1m k\u00edn ph\u1ea3i \u00edt nh\u1ea5t b\u1eb1ng \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u1ed1ng, kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 16mm. D\u00e2y trong h\u1ed9p c\u00e1ch ly kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 m\u1ed1i n\u1ed1i.<\/p>\n\n\n\n

H\u00ecnh \u1ea3nh s\u1ea3n ph\u1ea9m:<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

S\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd s\u1eed d\u1ee5ng:<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

H\u00ecnh d\u1ea1ng v\u00e0 l\u1eafp \u0111\u1eb7t:<\/p>\n\n\n\n

\"\"<\/figure><\/div>","protected":false},"excerpt":{"rendered":"

Explosion-proof isolation sealing box is generally used for flammable and explosive hazardous chemicals production, use or storage places. Explosion-proof requirements of the place not only need explosion-proof electrical equipment, the laying of electrical wiring also has to wear galvanized steel pipe requirements, in the joints of electrical wiring, the need for explosion-proof isolation sealing junction […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2198","post","type-post","status-publish","format-standard","hentry","category-explosion-proof-equipment"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Joe","author_link":"https:\/\/led.amasly.com\/vi\/author\/jacklin\/"},"uagb_comment_info":0,"uagb_excerpt":"Explosion-proof isolation sealing box is generally used for flammable and explosive hazardous chemicals production, use or storage places. Explosion-proof requirements of the place not only need explosion-proof electrical equipment, the laying of electrical wiring also has to wear galvanized steel pipe requirements, in the joints of electrical wiring, the need for explosion-proof isolation sealing junction…","_links":{"self":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/comments?post=2198"}],"version-history":[{"count":2,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2198\/revisions"}],"predecessor-version":[{"id":2295,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/posts\/2198\/revisions\/2295"}],"wp:attachment":[{"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/media?parent=2198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/categories?post=2198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/led.amasly.com\/vi\/wp-json\/wp\/v2\/tags?post=2198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}