{"id":30481,"date":"2026-09-28T04:38:24","date_gmt":"2026-09-28T04:38:24","guid":{"rendered":"https:\/\/stecvina.com\/?p=30481"},"modified":"2026-09-28T04:39:28","modified_gmt":"2026-09-28T04:39:28","slug":"tin-tuc-he-thong-chua-chay-khi-la-gi","status":"publish","type":"post","link":"https:\/\/stecvina.com\/en\/tin-tuc-he-thong-chua-chay-khi-la-gi\/","title":{"rendered":"H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed L\u00e0 G\u00ec? Ph\u00e2n Lo\u1ea1i, Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng V\u00e0 \u1ee8ng D\u1ee5ng Th\u1ef1c T\u1ebf"},"content":{"rendered":"

1. H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed L\u00e0 G\u00ec?<\/strong><\/h2>\n\n\n\n

H\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed trong nhi\u1ec1u n\u0103m qua \u0111\u00e3 l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n ch\u1eefa ch\u00e1y c\u00f3 hi\u1ec7u qu\u1ea3 \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u00e1m ch\u00e1y ch\u1ea5t l\u1ecfng v\u00e0 \u0111\u00e1m ch\u00e1y li\u00ean quan \u0111\u1ebfn thi\u1ebft b\u1ecb \u0111i\u1ec7n, c\u0169ng nh\u01b0 \u0111\u00e1m ch\u00e1y th\u00f4ng th\u01b0\u1eddng (theo QCVN 10:2025\/BCA- Quy chu\u1ea9n k\u1ef9 thu\u1eadt qu\u1ed1c gia v\u1ec1 trang b\u1ecb, b\u1ed1 tr\u00ed ph\u01b0\u01a1ng ti\u1ec7n PCCC, CNCH cho nh\u00e0 v\u00e0 c\u00f4ng tr\u00ecnh).<\/p>\n\n\n\n

C\u00e1c h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed s\u1eed d\u1ee5ng ch\u1ea5t kh\u00ed ch\u1eefa ch\u00e1y kh\u00f4ng d\u1eabn \u0111i\u1ec7n, an to\u00e0n v\u1edbi con ng\u01b0\u1eddi v\u00e0 thi\u1ebft b\u1ecb, kh\u00f4ng \u0111\u1ec3 l\u1ea1i c\u1eb7n khi x\u1ea3<\/strong>. H\u1ec7 th\u1ed1ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c d\u00f9ng trong khu v\u1ef1c \u0111\u01b0\u1ee3c bao che k\u00edn ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb c\u00f3 c\u1ea5u ki\u1ec7n bao che v\u00e2y quanh \u0111\u1ec3 c\u00f3 th\u1ec3 gi\u1eef \u0111\u01b0\u1ee3c kh\u00ed ch\u1eefa ch\u00e1y. M\u1ed9t s\u1ed1 \u0111\u1ed1i t\u01b0\u1ee3ng \u0111i\u1ec3n h\u00ecnh:<\/p>\n\n\n\n

\u2022<\/strong> Thi\u1ebft b\u1ecb \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n t\u1eed<\/p>\n\n\n\n

\u2022<\/strong> Thi\u1ebft b\u1ecb th\u00f4ng tin vi\u1ec5n th\u00f4ng<\/p>\n\n\n\n

\u2022<\/strong> C\u00e1c ch\u1ea5t l\u1ecfng ch\u00e1y<\/p>\n\n\n\n

\u2022<\/strong> C\u00e1c t\u00e0i s\u1ea3n c\u00f3 gi\u00e1 tr\u1ecb cao kh\u00e1c<\/p>\n\n\n\n

2. Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed<\/strong><\/h2>\n\n\n\n

Theo quy \u0111\u1ecbnh v\u00e0 ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh t\u1ea1i Vi\u1ec7t Nam, h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y t\u1ef1 \u0111\u1ed9ng b\u1eb1ng kh\u00ed ho\u1ea1t \u0111\u1ed9ng theo 4 giai \u0111o\u1ea1n:<\/p>\n\n\n\n

Giai \u0111o\u1ea1n 1: T\u00edn hi\u1ec7u 1 \u0111\u1ea7u b\u00e1o ch\u00e1y<\/strong><\/h3>\n\n\n\n

Nh\u1eadn t\u00edn hi\u1ec7u t\u1eeb 1 \u0111\u1ea7u b\u00e1o ch\u00e1y kh\u00f3i ho\u1eb7c nhi\u1ec7t, t\u1ee7 \u0111i\u1ec1u khi\u1ec3n c\u1ea5p t\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng th\u00f4ng qua chu\u00f4ng, \u0111\u00e8n ch\u1edbp v\u00e0 b\u1ea3ng c\u1ea3nh b\u00e1o trong khu v\u1ef1c b\u1ea3o v\u1ec7 \u2014 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi s\u01a1 t\u00e1n ra kh\u1ecfi n\u01a1i nguy hi\u1ec3m v\u00e0 k\u00edch ho\u1ea1t c\u00e1c ch\u1ee9c n\u0103ng li\u00ean \u0111\u1ed9ng nh\u01b0 d\u1eebng h\u1ec7 th\u1ed1ng HVAC.<\/p>\n\n\n\n

Giai \u0111o\u1ea1n 2: T\u00edn hi\u1ec7u 2 \u0111\u1ea7u b\u00e1o ch\u00e1y<\/strong><\/h3>\n\n\n\n

Khi \u0111\u1ea7u b\u00e1o nhi\u1ec7t ho\u1eb7c kh\u00f3i c\u00f2n l\u1ea1i k\u00edch ho\u1ea1t (thu\u1ed9c 2 k\u00eanh kh\u00e1c nhau), t\u1ee7 \u0111i\u1ec1u khi\u1ec3n c\u1ea5p t\u00edn hi\u1ec7u b\u00e1o \u0111\u1ed9ng th\u00f4ng qua c\u00f2i \u0111\u00e8n v\u00e0 b\u1ea3ng c\u1ea3nh b\u00e1o c\u1ea5m v\u00e0o \u1edf ngo\u00e0i khu v\u1ef1c.<\/p>\n\n\n\n

Giai \u0111o\u1ea1n 3: Chu\u1ea9n b\u1ecb x\u1ea3 kh\u00ed<\/strong><\/h3>\n\n\n\n

T\u1ee7 \u0111i\u1ec1u khi\u1ec3n k\u00edch ho\u1ea1t th\u1eddi gian \u0111\u1ebfm ng\u01b0\u1ee3c (th\u01b0\u1eddng 30\u201360 gi\u00e2y) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi trong khu v\u1ef1c c\u00f3 \u0111\u1ee7 th\u1eddi gian tho\u00e1t ra ngo\u00e0i an to\u00e0n tr\u01b0\u1edbc khi kh\u00ed \u0111\u01b0\u1ee3c x\u1ea3.<\/p>\n\n\n\n

Giai \u0111o\u1ea1n 4: D\u1eadp t\u1eaft \u0111\u00e1m ch\u00e1y v\u00e0 duy tr\u00ec kh\u00ed<\/strong><\/h3>\n\n\n\n

Ch\u1ea5t kh\u00ed ch\u1eefa ch\u00e1y \u0111\u01b0\u1ee3c x\u1ea3 v\u00e0o khu v\u1ef1c th\u00f4ng qua \u0111\u1ea7u phun v\u00e0 d\u1eadp t\u1eaft \u0111\u00e1m ch\u00e1y. Th\u1eddi gian duy tr\u00ec kh\u00ed ch\u1eefa ch\u00e1y trong khu v\u1ef1c t\u1ed1i thi\u1ec3u 10 ph\u00fat.<\/p>\n\n\n\n

3. Ph\u00e2n Lo\u1ea1i C\u00e1c H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed Ph\u1ed5 Bi\u1ebfn Hi\u1ec7n Nay<\/strong><\/h2>\n\n\n\n

D\u1ef1a tr\u00ean c\u01a1 ch\u1ebf d\u1eadp ch\u00e1y, c\u00e1c h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed \u0111\u01b0\u1ee3c chia th\u00e0nh hai nh\u00f3m ch\u00ednh:<\/p>\n\n\n\n

\"h\u1ec7<\/figure>\n\n\n\n

3.1. Nh\u00f3m kh\u00ed h\u00f3a h\u1ecdc (Halocarbon agents)<\/strong><\/h3>\n\n\n\n

Nh\u00f3m n\u00e0y d\u1eadp ch\u00e1y ch\u1ee7 y\u1ebfu b\u1eb1ng c\u01a1 ch\u1ebf h\u1ea5p th\u1ee5 nhi\u1ec7t, k\u00e8m theo ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc ph\u1ee5 khi ti\u1ebfp x\u00fac v\u1edbi ng\u1ecdn l\u1eeda. Hai \u0111\u1ea1i di\u1ec7n ph\u1ed5 bi\u1ebfn nh\u1ea5t t\u1ea1i Vi\u1ec7t Nam:<\/p>\n\n\n\n

\u2022<\/strong> HFC-227ea (FM-200)<\/a> \u2014 kh\u00ed ch\u1eefa ch\u00e1y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1edd th\u1eddi gian x\u1ea3 nhanh (\u2264 10 gi\u00e2y) v\u00e0 b\u00ecnh ch\u1ee9a t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf g\u1ecdn.<\/p>\n\n\n\n

\u2022<\/strong> FK-5-1-12 (NOVEC 1230)<\/a> \u2014 th\u1ebf h\u1ec7 kh\u00ed h\u00f3a h\u1ecdc m\u1edbi h\u01a1n, c\u00f3 ch\u1ec9 s\u1ed1 ti\u1ec1m n\u0103ng n\u00f3ng l\u00ean to\u00e0n c\u1ea7u (GWP \u2248 1) th\u1ea5p v\u00e0 th\u1eddi gian t\u1ed3n t\u1ea1i trong kh\u00ed quy\u1ec3n ng\u1eafn.<\/p>\n\n\n\n

3.2. Nh\u00f3m kh\u00ed tr\u01a1 (Inert gas agents)<\/strong><\/h3>\n\n\n\n

Nh\u00f3m n\u00e0y d\u1eadp ch\u00e1y b\u1eb1ng c\u00e1ch l\u00e0m gi\u1ea3m n\u1ed3ng \u0111\u1ed9 oxy trong kh\u00f4ng gian b\u1ea3o v\u1ec7 xu\u1ed1ng d\u01b0\u1edbi ng\u01b0\u1ee1ng duy tr\u00ec s\u1ef1 ch\u00e1y, trong khi v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ee7 oxy cho ng\u01b0\u1eddi tho\u00e1t hi\u1ec3m trong th\u1eddi gian ng\u1eafn. C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn g\u1ed3m IG-100 (Nit\u01a1 – N\u2082)<\/a>, IG-55 (h\u1ed7n h\u1ee3p Nit\u01a1 v\u00e0 Argon) v\u00e0 IG-541 (h\u1ed7n h\u1ee3p Nit\u01a1, Argon v\u00e0 CO\u2082). Nh\u00f3m kh\u00ed n\u00e0y kh\u00f4ng ph\u00e2n h\u1ee7y t\u1ea1o s\u1ea3n ph\u1ea9m ph\u1ee5 khi ti\u1ebfp x\u00fac v\u1edbi l\u1eeda \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n

4. V\u00ec Sao H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed Th\u01b0\u1eddng \u0110\u01b0\u1ee3c \u01afu Ti\u00ean H\u01a1n N\u01b0\u1edbc Ho\u1eb7c B\u1ed9t Trong M\u1ed9t S\u1ed1 Kh\u00f4ng Gian?<\/strong><\/h2>\n\n\n\n

S\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c n\u00f3 “t\u1ed1t h\u01a1n” c\u00e1c ph\u01b0\u01a1ng \u00e1n kh\u00e1c m\u1ed9t c\u00e1ch tuy\u1ec7t \u0111\u1ed1i, m\u00e0 n\u1eb1m \u1edf c\u00e1c \u0111\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i kh\u00f4ng gian nh\u1ea5t \u0111\u1ecbnh:<\/p>\n\n\n\n

\u2022<\/strong> Kh\u00f4ng d\u1eabn \u0111i\u1ec7n \u2014 an to\u00e0n khi ch\u1eefa ch\u00e1y trong khu v\u1ef1c c\u00f3 thi\u1ebft b\u1ecb \u0111ang mang \u0111i\u1ec7n.<\/p>\n\n\n\n

\u2022<\/strong> Kh\u00f4ng \u0111\u1ec3 l\u1ea1i c\u1eb7n, kh\u00f4ng g\u00e2y \u1ea9m \u01b0\u1edbt \u2014 gi\u1ea3m chi ph\u00ed v\u00e0 th\u1eddi gian kh\u1eafc ph\u1ee5c thi\u1ebft b\u1ecb sau s\u1ef1 c\u1ed1.<\/p>\n\n\n\n

\u2022<\/strong> Th\u1eddi gian d\u1eadp t\u1eaft \u0111\u00e1m ch\u00e1y ng\u1eafn \u2014 kh\u00ed h\u00f3a l\u1ecfng x\u1ea3 trong \u2264 10 gi\u00e2y<\/strong>; kh\u00ed tr\u01a1 trong \u2264 60 gi\u00e2y (\u0111\u00e1m ch\u00e1y lo\u1ea1i B, HA) ho\u1eb7c 120 gi\u00e2y (\u0111\u00e1m ch\u00e1y lo\u1ea1i A).<\/p>\n\n\n\n

\u2022<\/strong> Kh\u00f4ng g\u00e2y h\u01b0 h\u1ea1i v\u1eadt l\u00fd cho t\u00e0i li\u1ec7u, thi\u1ebft b\u1ecb l\u01b0u tr\u1eef d\u1eef li\u1ec7u nh\u01b0 h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y n\u01b0\u1edbc.<\/p>\n\n\n\n

5. Nh\u1eefng Kh\u00f4ng Gian Th\u01b0\u1eddng C\u00e2n Nh\u1eafc S\u1eed D\u1ee5ng H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed<\/strong><\/h2>\n\n\n\n

Trong th\u1ef1c t\u1ebf tri\u1ec3n khai t\u1ea1i Vi\u1ec7t Nam, h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n t\u1ea1i c\u00e1c nh\u00f3m c\u00f4ng tr\u00ecnh sau:<\/p>\n\n\n\n

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

\u2022<\/strong> Trung t\u00e2m d\u1eef li\u1ec7u, ph\u00f2ng m\u00e1y ch\u1ee7, ph\u00f2ng server.<\/p>\n\n\n\n

\u2022<\/strong> Ph\u00f2ng t\u1ee7 \u0111i\u1ec7n trung th\u1ebf\/h\u1ea1 th\u1ebf, tr\u1ea1m bi\u1ebfn \u00e1p, nh\u00e0 m\u00e1y \u0111i\u1ec7n.<\/p>\n\n\n\n

\u2022<\/strong> Ph\u00f2ng \u0111i\u1ec1u khi\u1ec3n, ph\u00f2ng k\u1ef9 thu\u1eadt trong c\u00e1c c\u00f4ng tr\u00ecnh h\u1ea1 t\u1ea7ng \u2014 bao g\u1ed3m nh\u00e0 ga \u0111\u01b0\u1eddng s\u1eaft \u0111\u00f4 th\u1ecb (Metro), n\u01a1i c\u00e1c ph\u00f2ng t\u1ee7 \u0111i\u1ec7n v\u00e0 ph\u00f2ng OCC c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 li\u00ean t\u1ee5c.<\/p>\n\n\n\n

\u2022<\/strong> Kho l\u01b0u tr\u1eef t\u00e0i li\u1ec7u, b\u1ea3o t\u00e0ng, ph\u00f2ng l\u01b0u tr\u1eef hi\u1ec7n v\u1eadt c\u00f3 gi\u00e1 tr\u1ecb.<\/p>\n\n\n\n

\u2022<\/strong> C\u00e1c d\u1ef1 \u00e1n FDI c\u00f3 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt theo ti\u00eau chu\u1ea9n c\u1ee7a t\u1eadp \u0111o\u00e0n m\u1eb9 \u1edf n\u01b0\u1edbc ngo\u00e0i.<\/p>\n\n\n\n

6. Quy Tr\u00ecnh Tri\u1ec3n Khai M\u1ed9t H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed<\/strong><\/h2>\n\n\n\n

M\u1ed9t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed \u0111\u1ea1t ti\u00eau chu\u1ea9n th\u01b0\u1eddng tr\u1ea3i qua c\u00e1c b\u01b0\u1edbc sau:<\/p>\n\n\n\n

\u2022<\/strong> Kh\u1ea3o s\u00e1t th\u1ef1c t\u1ebf khu v\u1ef1c c\u1ea7n b\u1ea3o v\u1ec7: ph\u00e2n lo\u1ea1i \u0111\u00e1m ch\u00e1y, k\u00edch th\u01b0\u1edbc (d\u00e0i, r\u1ed9ng, cao), th\u1ec3 t\u00edch chi\u1ebfm ch\u1ed7, \u0111\u1ed9 k\u00edn khu v\u1ef1c, v\u1ecb tr\u00ed \u0111\u1eb7t b\u00ecnh.<\/p>\n\n\n\n

\u2022<\/strong> L\u00ean gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt, l\u1ef1a ch\u1ecdn lo\u1ea1i kh\u00ed ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m kh\u00f4ng gian v\u00e0 y\u00eau c\u1ea7u d\u1ef1 \u00e1n.<\/p>\n\n\n\n

\u2022<\/strong> T\u00ednh to\u00e1n kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t ch\u1eefa ch\u00e1y, th\u1eddi gian x\u1ea3 kh\u00ed, l\u1ef1a ch\u1ecdn \u0111\u1ea7u phun v\u00e0 ch\u1ee7ng lo\u1ea1i \u0111\u01b0\u1eddng \u1ed1ng theo NFPA 2001, ISO 14520.<\/p>\n\n\n\n

\u2022<\/strong> Thi\u1ebft k\u1ebf b\u1ed1 tr\u00ed h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng, \u0111\u1ea7u phun v\u00e0 t\u1ee7 \u0111i\u1ec1u khi\u1ec3n x\u1ea3 kh\u00ed.<\/p>\n\n\n\n

\u2022<\/strong> Ki\u1ec3m tra b\u1eb1ng ph\u1ea7n m\u1ec1m t\u00ednh to\u00e1n \u0111\u1ea3m b\u1ea3o th\u1eddi gian x\u1ea3 kh\u00ed theo \u0110i\u1ec1u 7.3.4 TCVN 7161-1.<\/p>\n\n\n\n

\u2022<\/strong> Th\u1ea9m duy\u1ec7t thi\u1ebft k\u1ebf PCCC theo quy \u0111\u1ecbnh hi\u1ec7n h\u00e0nh t\u1ea1i Vi\u1ec7t Nam.<\/p>\n\n\n\n

\u2022<\/strong> Thi c\u00f4ng, ki\u1ec3m tra \u0111\u1ed9 k\u00edn ph\u00f2ng b\u1ea3o v\u1ec7 (door fan test) v\u00e0 nghi\u1ec7m thu.<\/p>\n\n\n\n

\u2022<\/strong> B\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 v\u00e0 n\u1ea1p l\u1ea1i kh\u00ed sau khi h\u1ec7 th\u1ed1ng x\u1ea3 (n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1).<\/p>\n\n\n\n

C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p<\/strong><\/h2>\n\n\n\n

H\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed c\u00f3 an to\u00e0n cho ng\u01b0\u1eddi kh\u00f4ng?<\/strong><\/h3>\n\n\n\n

Ph\u1ea7n l\u1edbn h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed s\u1ea1ch (FM-200, Novec 1230, IG-100, IG-55, IG-541) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi n\u1ed3ng \u0111\u1ed9 an to\u00e0n cho ng\u01b0\u1eddi theo ti\u00eau chu\u1ea9n tham chi\u1ebfu, k\u00e8m theo th\u1eddi gian \u0111\u1ebfm ng\u01b0\u1ee3c \u0111\u1ec3 ng\u01b0\u1eddi trong khu v\u1ef1c tho\u00e1t ra tr\u01b0\u1edbc khi kh\u00ed \u0111\u01b0\u1ee3c x\u1ea3.<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed c\u00f3 gi\u00e1 th\u00e0nh cao h\u01a1n h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y n\u01b0\u1edbc kh\u00f4ng?<\/strong><\/h3>\n\n\n\n

Chi ph\u00ed \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed th\u01b0\u1eddng cao h\u01a1n h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y n\u01b0\u1edbc cho c\u00f9ng di\u1ec7n t\u00edch b\u1ea3o v\u1ec7. Tuy nhi\u00ean, khi t\u00ednh \u0111\u1ebfn chi ph\u00ed kh\u1eafc ph\u1ee5c thi\u1ec7t h\u1ea1i thi\u1ebft b\u1ecb sau s\u1ef1 c\u1ed1 v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh d\u00e0i h\u1ea1n, ph\u00e9p so s\u00e1nh c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u1ed9t khung th\u1eddi gian c\u1ee5 th\u1ec3, t\u00f9y \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 gi\u00e1 tr\u1ecb t\u00e0i s\u1ea3n c\u1ee7a t\u1eebng c\u00f4ng tr\u00ecnh.<\/p>\n\n\n\n

N\u00ean ch\u1ecdn lo\u1ea1i kh\u00ed ch\u1eefa ch\u00e1y n\u00e0o cho c\u00f4ng tr\u00ecnh?<\/strong><\/h3>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1: di\u1ec7n t\u00edch ph\u00f2ng, t\u1ea3i tr\u1ecdng s\u00e0n cho ph\u00e9p \u0111\u1eb7t b\u00ecnh ch\u1ee9a, ng\u00e2n s\u00e1ch \u0111\u1ea7u t\u01b0 v\u00e0 y\u00eau c\u1ea7u ri\u00eang v\u1ec1 m\u00f4i tr\u01b0\u1eddng c\u1ee7a d\u1ef1 \u00e1n. B\u00e0i vi\u1ebft “So s\u00e1nh FM-200, IG-100, IG-55, IG-541, Novec 1230” s\u1ebd \u0111i s\u00e2u h\u01a1n v\u00e0o ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn cho t\u1eebng nh\u00f3m c\u00f4ng tr\u00ecnh.<\/p>\n\n\n\n

V\u1ec1 S-TEC VINA<\/strong><\/h2>\n\n\n\n

S-TEC VINA l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ea1i Vi\u1ec7t Nam c\u00e1c d\u00f2ng h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y kh\u00ed: SFS-200 (HFC-227ea\/FM-200)<\/a>, SNS-100 (IG-100)<\/a>, SFS-1230 (FK-5-1-12\/Novec 1230)<\/a>, S55 (IG-55), S541 (IG-541) v\u00e0 HPCO2 (CO\u2082) \u2014 \u0111\u1ea1t c\u00e1c ch\u1ee9ng nh\u1eadn ISO 9001, ISO 14001, ISO 45001, UL Listed v\u00e0 FM Approvals.<\/p>\n\n\n\n

\u0110\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt h\u1ed7 tr\u1ee3 kh\u1ea3o s\u00e1t, t\u00ednh to\u00e1n v\u00e0 t\u01b0 v\u1ea5n thi\u1ebft k\u1ebf theo \u0111\u1eb7c \u0111i\u1ec3m c\u1ee5 th\u1ec3 c\u1ee7a t\u1eebng c\u00f4ng tr\u00ecnh.<\/p>\n\n\n\n

\ud83d\udd25\u00a0 Kh\u1ea3o s\u00e1t & T\u01b0 v\u1ea5n gi\u1ea3i ph\u00e1p ch\u1eefa ch\u00e1y kh\u00ed cho c\u00f4ng tr\u00ecnh c\u1ee7a b\u1ea1n<\/strong>\u0110\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt S-TEC VINA s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 kh\u1ea3o s\u00e1t, t\u00ednh to\u00e1n v\u00e0 t\u01b0 v\u1ea5n thi\u1ebft k\u1ebf theo \u0111\u1eb7c \u0111i\u1ec3m c\u1ee5 th\u1ec3 c\u1ee7a t\u1eebng c\u00f4ng tr\u00ecnh.
\ud83d\udcde\u00a0 0386 119 114<\/strong>
\ud83d\udce7\u00a0 info@stecvina.com<\/strong>
\ud83c\udf10\u00a0 stecvina.com\/lien-he\/<\/a><\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"

1. H\u1ec7 Th\u1ed1ng Ch\u1eefa Ch\u00e1y Kh\u00ed L\u00e0 G\u00ec? 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