{"id":59263,"date":"2026-04-27T05:42:45","date_gmt":"2026-04-27T09:42:45","guid":{"rendered":"https:\/\/www.kdstelectrical.com\/?p=59263"},"modified":"2026-04-27T05:56:41","modified_gmt":"2026-04-27T09:56:41","slug":"gia-do-may-chu-ip20","status":"publish","type":"post","link":"https:\/\/www.kdstelectrical.com\/vi\/gia-do-may-chu-ip20\/","title":{"rendered":"T\u1ee7 Rack M\u00e1y ch\u1ee7 IP20: Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, K\u00edch th\u01b0\u1edbc U v\u00e0 C\u00e1ch ch\u1ecdn \u0111\u00fang"},"content":{"rendered":"
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T\u1ee7 Rack M\u00e1y ch\u1ee7 IP20: Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, K\u00edch th\u01b0\u1edbc U v\u00e0 C\u00e1ch ch\u1ecdn \u0111\u00fang<\/strong><\/p>\n

M\u1ed9t gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7 IP20 n\u00f3i chung l\u00e0 ti\u00eau chu\u1ea9n cho c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0, ph\u00f2ng m\u00e1y ch\u1ee7 v\u00e0 t\u1ee7 m\u1ea1ng \u0111 nh\u01b0ng nh\u1eefng g\u00ec \u201cIP20\u201d th\u1ef1c s\u1ef1 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i \u0111\u00f4i khi l\u00e0 ch\u1ee7 \u0111\u1ec1 c\u1ee7a s\u1ef1 nh\u1ea7m l\u1eabn, ngay c\u1ea3 tr\u00ean c\u00e1c trang x\u1ebfp h\u1ea1ng cho c\u1ee5m t\u1eeb t\u00ecm ki\u1ebfm. b\u1ea3n t\u00f3m t\u1eaft n\u00e0y gi\u1ea3i th\u00edch c\u00e1c IEC 60529<\/a> danh ph\u00e1p, \u0111i qua c\u00e1c k\u00edch th\u01b0\u1edbc U ti\u00eau chu\u1ea9n v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c g\u1eafn k\u1ebft, so s\u00e1nh IP20 v\u1edbi c\u00e1c t\u00f9y ch\u1ecdn IP54 v\u00e0 IP55, v\u00e0 ki\u1ec3m tra c\u00e1ch c\u00e1c \u1ee9ng d\u1ee5ng AI \u0111ang \u0111\u1ecbnh h\u00ecnh l\u1ea1i l\u1ef1a ch\u1ecdn gi\u00e1 m\u00e1y ch\u1ee7 th\u00f4ng qua n\u0103m 2026 v\u00e0 sau \u0111\u00f3. vi\u1ebft cho c\u00e1c k\u1ef9 s\u01b0 v\u00e0 ng\u01b0\u1eddi x\u00e1c \u0111\u1ecbnh mua s\u1eafm CNTT, kh\u00f4ng ph\u1ea3i ng\u01b0\u1eddi mua s\u1eafm b\u00e1n l.<\/p>\n

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Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nhanh<\/h3>\n\n\n\n\n\n\n\n\n\n
\u0110\u1ecbnh ngh\u0129a ti\u00eau chu\u1ea9n<\/td>\nIEC 60529 (qu\u1ed1c t\u1ebf) \/ EN 60529 (Ch\u00e2u \u00c2u) \/ BS EN 60529:1992 (Anh)<\/td>\n<\/tr>\n
Ch\u1eef s\u1ed1 \u0111\u1ea7u ti\u00ean (r\u1eafn)<\/td>\n2 = b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c v\u1eadt th\u1ec3 r\u1eafn \u226512,5 mm (ng\u00f3n tay, d\u1ee5ng c\u1ee5 l\u1edbn)<\/td>\n<\/tr>\n
Ch\u1eef s\u1ed1 th\u1ee9 hai (ch\u1ea5t l\u1ecfng)<\/td>\n0 = kh\u00f4ng c\u00f3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a n\u01b0\u1edbc<\/td>\n<\/tr>\n
S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td>\nTrung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0 c\u00f3 \u0111i\u1ec1u h\u00f2a, ph\u00f2ng m\u00e1y ch\u1ee7, t\u1ee7 MDF\/IDF, t\u1ee7 CNTT c\u1ea1nh trong ph\u00f2ng s\u1ea1ch<\/td>\n<\/tr>\n
Ti\u00eau chu\u1ea9n c\u01a1 kh\u00ed<\/td>\n19 inch (482,6 mm) chi\u1ec1u r\u1ed9ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, 1U = 44, 45 mm m\u1ed7i ANSI\/EIA-310-D-1992<\/td>\n<\/tr>\n
K\u00edch th\u01b0\u1edbc ch\u1eef U ph\u1ed5 bi\u1ebfn<\/td>\n6U, 9U, 12U, 18U, 22U, 27U, 32U, 42U (v\u00e0 c\u00e1c bi\u1ebfn th\u1ec3 47U \/ 48U)<\/td>\n<\/tr>\n
NEMA t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/td>\nKh\u00f4ng c\u00f3 tr\u1eadn \u0111\u1ea5u tr\u1ef1c ti\u1ebfp; g\u1ea7n nh\u1ea5t l\u00e0 NEMA Lo\u1ea1i 1 (trong nh\u00e0 n\u00f3i chung, kh\u00f4ng c\u00f3 ch\u1ea5t l\u1ecfng b\u1ea3o v\u1ec7)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

IP20 c\u00f3 ngh\u0129a l\u00e0 g\u00ec \u0111\u1ed1i v\u1edbi m\u1ed9t Rack m\u00e1y ch\u1ee7 (v\u00e0 nh\u1eefng g\u00ec n\u00f3 kh\u00f4ng b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i)<\/h2>\n

\"IP20<\/a><\/p>\n

IP c\u00f3 ngh\u0129a l\u00e0 B\u1ea3o v\u1ec7 s\u1ef1 x\u00e2m nh\u1eadp.Ch\u1ec9 s\u1ed1 hai ch\u1eef s\u1ed1, \u0111\u01b0\u1ee3c \u0111\u00e1nh v\u1ea7n trong IEC 60529 v\u00e0 \u0111\u01b0\u1ee3c h\u00e0i h\u00f2a nh\u01b0 EN 60529 (tr\u00ean to\u00e0n EU) v\u00e0 BS EN 60529:1992 (Anh), ph\u00e2n lo\u1ea1i m\u1ed9t bao v\u00e2y tr\u00ean hai th\u00f4ng s\u1ed1: b\u1ea3o v\u1ec7 x\u00e2m nh\u1eadp v\u1eadt th\u1ec3 r\u1eafn (s\u1ed1 \u0111\u1ea7u ti\u00ean) v\u00e0 b\u1ea3o v\u1ec7 n\u01b0\u1edbc (th\u1ee9 hai).<\/p>\n

\u0110\u1ed1i v\u1edbi m\u1ed9t gi\u00e1 m\u00e1y ch\u1ee7 IP20, ch\u1eef s\u1ed1 \u0111\u1ea7u ti\u00ean (2) bi\u1ec3u th\u1ecb t\u1ee7 cung c\u1ea5p b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i b\u1ea5t k\u1ef3 \u0111\u1ed1i t\u01b0\u1ee3ng r\u1eafn 12,5 mm ho\u1eb7c l\u1edbn h\u01a1n ike m\u1ed9t ng\u00f3n tay, m\u1ed9t c\u00f4ng c\u1ee5, m\u1ed9t m\u1ea3nh v\u1ee1 trong IEC n\u00f3i. b\u1ee5i, h\u1ea1t m\u1ecbn h\u01a1n, v\u00e0 d\u00e2y tr\u1ea7n kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. ch\u1eef s\u1ed1 th\u1ee9 hai (0) c\u00f3 ngh\u0129a l\u00e0 t\u1ee7 c\u00f3 b\u1ea3o v\u1ec7 n\u01b0\u1edbc b\u1eb1ng kh\u00f4ng (l\u1ef1c nh\u1ecf gi\u1ecdt th\u1eb3ng \u0111\u1ee9ng) th\u1eadm ch\u00ed kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t nh\u1ecf gi\u1ecdt th\u1eb3ng \u0111\u1ee9ng t\u1eeb ph\u00eda tr\u00ean.<\/p>\n

IP20 c\u00f3 \u00fd ngh\u0129a g\u00ec tr\u00ean t\u1ee7 m\u00e1y ch\u1ee7?<\/h3>\n

M\u1ed9t gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7 IP20 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00f4i tr\u01b0\u1eddng trong nh\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.M\u1ed9t \u0111i\u1ec3n h\u00ecnh T\u1ee7 m\u00e1y ch\u1ee7 trong nh\u00e0 IP20<\/a> c\u00f3 c\u1eeda tr\u01b0\u1edbc v\u00e0 c\u1eeda sau b\u1eb1ng kim lo\u1ea1i \u0111\u1ee5c l\u1ed7 (\u0111\u1ec3 th\u00f4ng gi\u00f3), t\u1ea5m b\u00ean c\u00f3 th\u1ec3 th\u00e1o r\u1eddi (\u0111\u1ec3 b\u1ea3o tr\u00ec) v\u00e0 c\u1eeda k\u00ednh c\u01b0\u1eddng l\u1ef1c ho\u1eb7c th\u00e9p \u0111\u1eb7c. Kh\u00f4ng c\u00f3 lo\u1ea1i n\u00e0o trong s\u1ed1 n\u00e0y ch\u1ecbu \u0111\u01b0\u1ee3c th\u1eddi ti\u1ebft ch\u1ed1ng l\u1ea1i \u0111\u1ed9 \u1ea9m, gi\u1eadt g\u00e2n ho\u1eb7c b\u1ee5i m\u1ecbn. Tham kh\u1ea3o ch\u00e9o v\u1edbi ti\u00eau chu\u1ea9n 250 c\u1ee7a Hi\u1ec7p h\u1ed9i c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111i\u1ec7n qu\u1ed1c gia (NEMA), IP20 kh\u00f4ng c\u00f3 ch\u1ea5t t\u01b0\u01a1ng t\u1ef1 ch\u00ednh x\u00e1c trong ph\u00e2n lo\u1ea1i \u0111\u00f3 inh NEMA Lo\u1ea1i 1 l\u00e0 m\u1ed1i t\u01b0\u01a1ng quan l\u1ecfng l\u1ebbo g\u1ea7n nh\u1ea5t.<\/p>\n

M\u1ed9t ngu\u1ed3n ph\u1ed5 bi\u1ebfn c\u1ee7a s\u1ef1 nh\u1ea7m l\u1eabn x\u1ebfp h\u1ea1ng IP: m\u1ed9t s\u1ed1 trang tham chi\u1ebfu n\u00eau ng\u01b0\u1ee1ng k\u00edch th\u01b0\u1edbc IP2X l\u00e0 2,5 mm. \u0110\u1ecbnh ngh\u0129a IEC 60529 th\u1ef1c t\u1ebf l\u00e0 12,5 mm ide IP2X \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xung quanh c\u00e1c ng\u00f3n tay ho\u1eb7c c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng t\u1ef1. ng\u01b0\u1ee1ng 2,5 mm \u0111\u00f3 thu\u1ed9c v\u1ec1 IP3X, kh\u00f4ng ph\u1ea3i IP2X. N\u1ebfu m\u1ed9t b\u1ea3ng d\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m tr\u00edch d\u1eabn sai ng\u01b0\u1ee1ng, h\u00e3y coi n\u00f3 nh\u01b0 m\u1ed9t l\u00e1 c\u1edd \u0111\u1ec3 xem x\u00e9t ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn.<\/p>\n

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\ud83d\udca1<\/span> Ch\u00eca kh\u00f3a mang \u0111i<\/strong><\/div>\n

IP20 = 12,5 mm b\u1ea3o v\u1ec7 ng\u00f3n tay + b\u1ea3o v\u1ec7 n\u01b0\u1edbc b\u1eb1ng kh\u00f4ng. ch\u1ec9 s\u1eed d\u1ee5ng trong nh\u00e0, v\u1edbi \u0111i\u1ec1u khi\u1ec3n HVAC v\u00e0 kh\u00f4ng c\u00f3 nguy c\u01a1 nh\u1ecf gi\u1ecdt ho\u1eb7c b\u1eafn n\u01b0\u1edbc. b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec kh\u00e1c c\u1ea7n m\u1ed9t \u0111\u00e1nh gi\u00e1 IP cao h\u01a1n.<\/p>\n<\/div>\n

K\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n U Gi\u1ea3i th\u00edch: 6U, 9U, 12U, 18U, 27U, 42U<\/h2>\n

C\u00e1c \u201cU\u201dtrong m\u1ed9t gi\u00e1 m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n l\u00e0 \u0111\u01a1n v\u1ecb c\u1ee7a chi\u1ec1u cao l\u1eafp d\u1ecdc. theo ANSI\/EIA-310-D-1992 (ti\u00eau chu\u1ea9n c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn trong H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t Cisco UCS<\/a> v\u00e0 t\u00e0i li\u1ec7u nh\u00e0 cung c\u1ea5p kh\u00e1c), 1U b\u1eb1ng 44,45 mm ho\u1eb7c 1,75 inch. chi\u1ec1u r\u1ed9ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n b\u00ean trong l\u00e0 19 inch (482,6 mm).T\u1ea5t c\u1ea3 c\u00e1c gi\u00e1 \u0111\u1ee1 19 inch th\u01b0\u01a1ng m\u1ea1i \u0111\u1ec1u c\u00f3 chung h\u00ecnh h\u1ecdc \u0111\u00f3 v\u00e0 c\u00e1c nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb thi\u1ebft k\u1ebf m\u00e1y ch\u1ee7 g\u1eafn tr\u00ean gi\u00e1, c\u00f4ng t\u1eafc v\u00e0 PDU \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi n\u00f3.<\/p>\n

B\u1edfi v\u00ec gi\u00e1 tr\u1ecb U \u0111\u1eb7t ra c\u00f4ng su\u1ea5t b\u00ean trong c\u1ee7a gi\u00e1 \u0111\u1ee1, vi\u1ec7c ch\u1ecdn k\u00edch th\u01b0\u1edbc ch\u1eef U ph\u00f9 h\u1ee3p l\u00e0 quy\u1ebft \u0111\u1ecbnh c\u00f3 h\u1eadu qu\u1ea3 nh\u1ea5t sau khi x\u1ebfp h\u1ea1ng IP c\u1ee7a ch\u00ednh n\u00f3. M\u1ed9t t\u1ee7 12U l\u1ea5p \u0111\u1ea7y v\u00e0o th\u00e1ng th\u1ee9 s\u00e1u bu\u1ed9c ph\u1ea3i x\u00e9 to\u1ea1c v\u00e0 thay th\u1ebf t\u1ed1n k\u00e9m. M\u1ed9t t\u1ee7 42U tr\u1ed1ng m\u1ed9t n\u1eeda trong t\u1ee7 qu\u1ea7n \u00e1o 9 m\u00b2 l\u00e3ng ph\u00ed c\u1ea3 kh\u00f4ng gian s\u00e0n v\u00e0 ng\u00e2n s\u00e1ch.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
c\u1ee1 M\u1ef9<\/th>\nChi\u1ec1u cao b\u00ean trong (mm)<\/th>\nC\u00f4ng su\u1ea5t \u0111i\u1ec3n h\u00ecnh<\/th>\n\u1ee8ng d\u1ee5ng chung<\/th>\n<\/tr>\n<\/thead>\n
6U<\/td>\n266,7 mm<\/td>\n1 switch + 2-3 m\u00e1y ch\u1ee7 nh\u1ecf + patch panel<\/td>\nG\u1eafn t\u01b0\u1eddng; IDF v\u0103n ph\u00f2ng nh\u1ecf<\/td>\n<\/tr>\n
9U<\/td>\n400 mm<\/td>\n2 thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch + 4 m\u00e1y ch\u1ee7 + UPS + c\u00e1p<\/td>\nTreo t\u01b0\u1eddng ho\u1eb7c s\u00e0n ng\u1eafn; v\u0103n ph\u00f2ng chi nh\u00e1nh<\/td>\n<\/tr>\n
12U<\/td>\n533,4 mm<\/td>\n~6-8 Thi\u1ebft b\u1ecb 1U + ph\u1ee5 ki\u1ec7n<\/td>\nPh\u00f2ng m\u00e1y ch\u1ee7 nh\u1ecf; Gi\u00e1 \u0111\u1ee1 AV<\/td>\n<\/tr>\n
18U<\/td>\n800 mm<\/td>\n~10-12 thi\u1ebft b\u1ecb 1U<\/td>\nPh\u00f2ng m\u00e1y ch\u1ee7 SMB; c\u1ea1nh m\u1eadt \u0111\u1ed9 trung b\u00ecnh<\/td>\n<\/tr>\n
27U<\/td>\n1200 mm<\/td>\n~18 thi\u1ebft b\u1ecb 1U, qu\u1ea3n l\u00fd c\u00e1p PDU + \u0111\u1ea7y \u0111<\/td>\nPh\u00f2ng m\u00e1y ch\u1ee7; n\u1eeda gi\u00e1 \u0111\u1ed3ng v\u1ecb tr\u00ed<\/td>\n<\/tr>\n
42U<\/td>\n1867 mm<\/td>\nGi\u00e1 \u0111\u1ee1 to\u00e0n chi\u1ec1u cao; ~ 30+ thi\u1ebft b\u1ecb 1U<\/td>\nTrung t\u00e2m d\u1eef li\u1ec7u; t\u1ee7 s\u00e0n ti\u00eau chu\u1ea9n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

12U c\u00f3 \u00fd ngh\u0129a g\u00ec \u0111\u1ed1i v\u1edbi gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7?<\/h3>\n

M\u1ed9t gi\u00e1 m\u00e1y ch\u1ee7 12U cung c\u1ea5p 12 \u00d7 44,45 mm = 533, 4 mm kh\u00f4ng gian l\u1eafp \u0111\u1eb7t d\u1ecdc b\u00ean trong.Trong c\u00e1c h\u00ecnh h\u00e0ng ng\u00e0y, 12U ch\u1ee9a kho\u1ea3ng s\u00e1u \u0111\u1ebfn t\u00e1m m\u00e1y ch\u1ee7 g\u1eafn gi\u00e1 1U c\u1ed9ng v\u1edbi m\u1ed9t c\u00f4ng t\u1eafc tr\u00ean c\u00f9ng c\u1ee7a gi\u00e1 \u0111\u1ee1 v\u00e0 m\u1ed9t PDU 1U, v\u1edbi m\u1ed9t ho\u1eb7c hai U d\u00e0nh ri\u00eang cho qu\u1ea3n l\u00fd c\u00e1p. 12U l\u00e0 \u0111i\u1ec3m ng\u1ecdt \u0111i\u1ec3n h\u00ecnh cho ph\u00f2ng m\u00e1y ch\u1ee7 SMB, gi\u00e1 \u0111i\u1ec1u khi\u1ec3n AV ho\u1eb7c t\u1ee7 CNTT v\u0103n ph\u00f2ng chi nh\u00e1nh nh\u1ecf its \u0111\u1ee7 l\u1edbn cho m\u1ed9t ng\u0103n x\u1ebfp m\u00e1y ch\u1ee7 th\u1ef1c, \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 g\u1eafn t\u01b0\u1eddng ho\u1eb7c ng\u1ed3i trong m\u1ed9t g\u00f3c kh\u00f4ng c\u00f3 kh\u00f4ng gian s\u00e0n chuy\u00ean d\u1ee5ng.<\/p>\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa gi\u00e1 \u0111\u1ee1 9U v\u00e0 12U l\u00e0 g\u00ec?<\/h3>\n

Ph\u01b0\u01a1ng sai c\u01a1 h\u1ecdc l\u00e0 133,35 mm ather ba \u0111\u01a1n v\u1ecb gi\u00e1 \u0111\u1ee1 c\u00f3 chi\u1ec1u cao b\u1ed5 sung (3 \u00d7 44,45 mm). s\u1ef1 kh\u00e1c bi\u1ec7t th\u1ef1c t\u1ebf quan tr\u1ecdng h\u01a1n: 9U th\u01b0\u1eddng \u0111\u1ee9ng \u0111\u1ea7u t\u1ea1i n\u0103m thi\u1ebft b\u1ecb rack-mount m\u1ed9t khi qu\u1ea3n l\u00fd c\u00e1p \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn, trong khi 12U tho\u1ea3i m\u00e1i h\u1ed7 tr\u1ee3 t\u00e1m. v\u1ecf b\u1ecdc 9U t\u00e0u r\u1ebb h\u01a1n v\u00e0 chi\u1ebfm \u00edt kh\u00f4ng gian h\u01a1n, nh\u01b0ng n\u1ebfu b\u1ea5t k\u1ef3 s\u1ef1 t\u0103ng tr\u01b0\u1edfng n\u00e0o qua thi\u1ebft b\u1ecb th\u1ee9 ba ho\u1eb7c th\u1ee9 t\u01b0 l\u00e0 c\u00f3 th\u1ec3, vi\u1ec7c n\u00e2ng c\u1ea5p l\u00ean 12U l\u00e0 b\u1ea3o hi\u1ec3m gi\u00e1 r\u1ebb. cho c\u00e1c c\u00e0i \u0111\u1eb7t m\u1edbi, n\u01a1i gi\u00e1 ban \u0111\u1ea7u l\u00e0 m\u1ed9t n\u1eeda tr\u1ed1ng r\u1ed7ng, 12U h\u1ea7u nh\u01b0 lu\u00f4n lu\u00f4n l\u00e0 m\u1eb7c \u0111\u1ecbnh t\u1ed1t h\u01a1n. cho gi\u00e1 \u0111\u1ee1 thay th\u1ebf ho\u1eb7c \u0111\u01a1n m\u1ee5c \u0111\u00edch (m\u1ed9t gi\u00e1 chuy\u1ec3n \u0111\u1ed5i, m\u1ed9t gi\u00e1 \u0111\u1ee1 UPS), 9U gi\u1eef chi ph\u00ed xu\u1ed1ng.<\/p>\n

H\u1ec7 s\u1ed1 l\u1eafp \u0111\u1eb7t v\u00e0 h\u00ecnh th\u1ee9c: G\u1eafn t\u01b0\u1eddng, \u0110\u1ee9ng s\u00e0n, 4 tr\u1ee5 v\u00e0 Khung m\u1edf<\/h2>\n

\"G\u1eafn<\/a><\/p>\n

M\u1ed9t khi k\u00edch th\u01b0\u1edbc U \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft, nh\u00e1nh ti\u1ebfp theo l\u00e0 y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c. m\u1ed9t gi\u00e1 \u0111\u1ee1 12U c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t t\u1ee7 nh\u1ecf \u0111\u1ee9ng t\u1ef1 do, m\u1ed9t khung xoay treo t\u01b0\u1eddng, ho\u1eb7c m\u1ed9t khung m\u1edf 4 b\u00e0i. m\u1ed7i y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c c\u00f3 m\u1ed9t d\u1ea5u ch\u00e2n c\u00e0i \u0111\u1eb7t kh\u00e1c nhau, m\u00f4 h\u00ecnh truy c\u1eadp, v\u00e0 \u0111i\u1ec3m gi\u00e1. s\u1ef1 l\u1ef1a ch\u1ecdn hi\u1ebfm khi v\u1ec1 b\u1ea3n th\u00e2n gi\u00e1 \u0111\u1ee1 ine it L\u1eeba v\u1ec1 c\u0103n ph\u00f2ng n\u00f3 s\u1ed1ng.<\/p>\n

\n\n\n\n\n\n\n\n\n
Y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c<\/th>\nPh\u1ea1m vi U \u0111i\u1ec3n h\u00ecnh<\/th>\nPh\u1ea1m vi t\u1ea3i t\u0129nh<\/th>\nM\u1eabu truy c\u1eadp<\/th>\nT\u1ed1t nh\u1ea5t cho<\/th>\n<\/tr>\n<\/thead>\n
G\u1eafn t\u01b0\u1eddng<\/strong><\/td>\n4U -18U<\/td>\n~60-80 kg<\/td>\nM\u1eb7t tr\u01b0\u1edbc + m\u1eb7t b\u00ean (khung xoay)<\/td>\nT\u1ee7 d\u00e2y \u0111i\u1ec7n; t\u1ea3i nh\u1eb9 kh\u00f4ng c\u00f3 kh\u00f4ng gian s\u00e0n<\/td>\n<\/tr>\n
T\u1ea7ng \u0111\u1ee9ng \u0111\u00f3ng c\u1eeda (IP20)<\/strong><\/td>\n12U -47U<\/td>\n~600-800 kg<\/td>\nC\u1eeda tr\u01b0\u1edbc + c\u1eeda sau; c\u1ea3 hai m\u1eb7t b\u00ean c\u00f3 th\u1ec3 th\u00e1o r\u1eddi<\/td>\nTrung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0; tri\u1ec3n khai nh\u1ea1y c\u1ea3m v\u1ec1 b\u1ea3o m\u1eadt<\/td>\n<\/tr>\n
Khung m\u1edf 2 b\u00e0i<\/strong><\/td>\n12U -45U<\/td>\n~150-300 kg<\/td>\nTruy c\u1eadp \u0111\u1ea7y \u0111\u1ee7 360\u00b0; kh\u00f4ng c\u00f3 bao v\u00e2y<\/td>\nChuy\u1ec3n \u0111\u1ed5i \/ph\u00f2ng b\u1ea3ng v\u00e1 l\u1ed7i; tri\u1ec3n khai d\u00e0y \u0111\u1eb7c c\u00e1p<\/td>\n<\/tr>\n
Khung m\u1edf 4 b\u00e0i<\/strong><\/td>\n22U -48U<\/td>\n~700-1500 kg<\/td>\n\u0110\u1ea7y \u0111\u1ee7 360\u00b0; h\u1ed7 tr\u1ee3 \u0111\u01b0\u1eddng ray ph\u00eda sau cho m\u00e1y ch\u1ee7 s\u00e2u<\/td>\nM\u00e1y ch\u1ee7 m\u1eadt \u0111\u1ed9 cao; Kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c AI\/GPU c\u1ea7n lu\u1ed3ng kh\u00f4ng kh\u00ed t\u1ed1i \u0111a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

M\u1ed9t \u0111\u00e1nh gi\u00e1 IP20 ch\u1ec9 c\u00f3 \u00fd ngh\u0129a \u00e1p d\u1ee5ng cho t\u1ee7 k\u00e8m theo ip m\u1edf-khung rack kh\u00f4ng c\u00f3 bao v\u00e2y v\u00e0 do \u0111\u00f3 kh\u00f4ng c\u00f3 \u0111\u00e1nh gi\u00e1 IP \u1edf t\u1ea5t c\u1ea3. n\u01a1i an ninh v\u1eadt l\u00fd l\u00e0 m\u1ed9t m\u1ed1i quan t\u00e2m th\u1ef1c s\u1ef1 (ph\u00f2ng MDF chia s\u1ebb, t\u1ea7ng tr\u1ec7t m\u00e1y ch\u1ee7 t\u1ee7 qu\u1ea7n \u00e1o), m\u1ed9t t\u1ee7 IP20 \u0111\u00f3ng l\u00e0 ph\u00f9 h\u1ee3p ngay c\u1ea3 v\u1edbi m\u1ed9t chi ph\u00ed nhi\u1ec7t nh\u1ecf. n\u01a1i lu\u1ed3ng kh\u00f4ng kh\u00ed v\u01b0\u1ee3t tr\u1ed9i h\u01a1n t\u1ea5t c\u1ea3 m\u1ecdi th\u1ee9 kh\u00e1c (gi\u00e1 \u0111\u1ee1 AI\/GPU hi\u1ec7n \u0111\u1ea1i \u1edf 30 + kW), khung m\u1edf gi\u00e0nh chi\u1ebfn th\u1eafng ify ngay c\u1ea3 khi ph\u00f2ng ch\u00ednh n\u00f3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u h\u00f2a trong nh\u00e0.<\/p>\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt x\u00e2y d\u1ef1ng th\u1ef1c s\u1ef1 quan tr\u1ecdng (M\u00e1y \u0111o th\u00e9p, SPCC, C\u1eeda, T\u1ea3i tr\u1ecdng t\u0129nh)<\/h2>\n

\"Th\u00f4ng<\/a><\/p>\n

Hai t\u1ee7 c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc ch\u1eef U v\u00e0 x\u1ebfp h\u1ea1ng IP c\u00f3 th\u1ec3 kh\u00e1c nhau v\u1ec1 \u0111\u1ed9 b\u1ec1n trong th\u1ebf gi\u1edbi th\u1ef1c t\u1eeb 3-5 \u00d7. nh\u1eefng g\u00ec t\u00e1ch ch\u00fang s\u1ed1ng trong c\u00e1c ph\u1ea7n spec-t\u1ea5m h\u1ea7u h\u1ebft ng\u01b0\u1eddi mua l\u01b0\u1edbt qua: \u0111o th\u00e9p, l\u1edbp h\u1ee3p kim, x\u00e2y d\u1ef1ng c\u1eeda, v\u00e0 x\u1ebfp h\u1ea1ng t\u1ea3i \u0111\u1ed9ng. d\u01b0\u1edbi \u0111\u00e2y l\u00e0 Ki\u1ec3m to\u00e1n Spec 7 \u0111i\u1ec3m \u03b1 m\u1ed9t danh s\u00e1ch ki\u1ec3m tra KDST \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt s\u1eed d\u1ee5ng n\u1ed9i b\u1ed9 khi xem x\u00e9t t\u1ee7 \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh v\u00e0 \u0111\u1ec7 tr\u00ecnh OEM, v\u1edbi m\u1ed7i d\u00f2ng \u0111\u00e1ng \u0111\u1ec3 ki\u1ec3m tra ch\u00e9o tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh PO.<\/p>\n

\n

Ki\u1ec3m tra th\u00f4ng s\u1ed1 gi\u00e1 m\u00e1y ch\u1ee7 7 \u0111i\u1ec3m<\/strong><\/p>\n

    \n
  1. M\u00e1y \u0111o th\u00e9p khung \u2013 \u0111i\u1ec3n h\u00ecnh l\u00e0 m\u00e1y \u0111o c\u00e1n ngu\u1ed9i 14-18 (SPCC, JIS G 3141 c\u1ea5p th\u01b0\u01a1ng m\u1ea1i). M\u00e1y \u0111o d\u00e0y h\u01a1n c\u00f3 ngh\u0129a l\u00e0 k\u1ebft c\u1ea5u c\u1ee9ng h\u01a1n khi ch\u1ecbu t\u1ea3i. X\u00e1c nh\u1eadn m\u00e1y \u0111o \u00e1p d\u1ee5ng ri\u00eang cho khung, kh\u00f4ng ch\u1ec9 c\u00e1c t\u1ea5m b\u00ean.<\/li>\n
  2. \u0110\u1ed9 d\u00e0y c\u1eeda v\u00e0 m\u1eb7t b\u00ean \u2013 th\u01b0\u1eddng l\u00e0 kh\u1ed5 18-20. C\u1eeda tr\u01b0\u1edbc b\u1eb1ng k\u00ednh c\u01b0\u1eddng l\u1ef1c c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb 4 \u0111\u1ebfn 6 mm. T\u1ea5m m\u1ecfng h\u01a1n d\u1ec5 v\u1ee1 h\u01a1n v\u00e0 d\u1ec5 b\u1ecb h\u01b0 h\u1ecfng; t\u1ea5m d\u00e0y h\u01a1n cung c\u1ea5p nhi\u1ec1u tr\u1ecdng l\u01b0\u1ee3ng h\u01a1n.<\/li>\n
  3. \u0110\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 b\u1ed9t nh \u0111 ph\u1ea1m vi ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p l\u00e0 60-120 \u00b5m. chip l\u1edbp ph\u1ee7 m\u1ecfng h\u01a1n; l\u1edbp ph\u1ee7 d\u00e0y h\u01a1n ch\u1ed1ng l\u1ea1i c\u00e1c v\u1ebft tr\u1ea7y x\u01b0\u1edbc t\u1eeb c\u00e1p v\u00e0 thi\u1ebft b\u1ecb g\u1eafn tr\u00ean gi\u00e1 trong su\u1ed1t th\u1eddi gian s\u1eed d\u1ee5ng m\u01b0\u1eddi n\u0103m.<\/li>\n
  4. X\u1ebfp h\u1ea1ng t\u1ea3i t\u0129nh so v\u1edbi \u0111\u1ed9ng \u03b2 m\u1ed9t \u201c600 kg t\u0129nh\u201d gi\u00e1 c\u00f3 ngh\u0129a l\u00e0 khung tr\u1ed1ng h\u1ed7 tr\u1ee3 t\u1ea3i \u0111\u00f3 tr\u00ean m\u1ed9t t\u1ea7ng b\u1eb1ng ph\u1eb3ng. x\u1ebfp h\u1ea1ng \u0111\u1ed9ng (gi\u00e1 \u0111\u1ee1 v\u1edbi thi\u1ebft b\u1ecb, di chuy\u1ec3n tr\u00ean b\u00e1nh xe) gi\u1ea3m 30-50% th\u1ea5p h\u01a1n. lu\u00f4n x\u00e1c minh c\u1ea3 hai s\u1ed1 tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u.<\/li>\n
  5. Vi\u1ec7c l\u1eafp \u0111\u1eb7t tu\u00e2n th\u1ee7 \u0111\u01b0\u1eddng ray \u2013 c\u00e1c \u0111\u01b0\u1eddng ray kh\u00f4ng th\u1eb3ng h\u00e0ng v\u1edbi c\u00e1c l\u1ed7 m\u1edf ANSI\/EIA-310-D-1992 (Ph\u1ea7n 1) t\u1ea1o ra c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1eafp b\u1ed9 gi\u00e1 \u0111\u1ee1 v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a t\u1ea7ng.<\/li>\n
  6. T\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m th\u1ee7ng c\u1eeda \u2013 t\u1ee7 IP20 l\u00e0m m\u00e1t th\u1ee5 \u0111\u1ed9ng c\u1ea7n 60-78% c\u1eeda \u0111\u1ee5c l\u1ed7 khu v\u1ef1c m\u1edf (\u1edf hai b\u00ean n\u01a1i qu\u1ea1t g\u1eafn ph\u00eda tr\u01b0\u1edbc th\u1ed5i) cho lu\u1ed3ng kh\u00f4ng kh\u00ed t\u1eeb tr\u01b0\u1edbc ra sau th\u00edch h\u1ee3p. c\u1eeda th\u00e9p r\u1eafn s\u1ebd b\u1eaby nhi\u1ec7t.<\/li>\n
  7. Qu\u1ea3n l\u00fd v\u00e0 nh\u1eadp c\u00e1p - c\u00e1c \u0111\u01b0\u1eddng c\u1eaft c\u00e1p tr\u00ean v\u00e0 d\u01b0\u1edbi \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t s\u1eb5n v\u1edbi b\u1ed9 ph\u1eadn b\u1ea3o v\u1ec7 ch\u1ed5i v\u00e0\/ho\u1eb7c v\u00f2ng \u0111\u1ec7m, \u0111\u1ed3ng th\u1eddi b\u1ed9 qu\u1ea3n l\u00fd c\u00e1p d\u1ecdc t\u00edch h\u1ee3p \u1edf hai b\u00ean (v\u00f2ng c\u00e1p\/\u1ed1ng d\u1eabn ng\u00f3n tay) cho ph\u00e9p h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n s\u1eb5n s\u00e0ng s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u00e9o v\u00e0 c\u1ed1 \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n ho\u1eb7c di d\u1eddi trong t\u01b0\u01a1ng lai.<\/li>\n<\/ol>\n<\/div>\n
    \n

    \ud83d\udcd0 Ghi ch\u00fa K\u1ef9 thu\u1eadt<\/strong><\/p>\n

    M\u1ed9t \u201c600 kg t\u1ea3i t\u0129nh\u201d \u0111\u00e1nh gi\u00e1 m\u00f4 t\u1ea3 khung tr\u1ed1ng tr\u00ean m\u1ed9t s\u00e0n b\u00ea t\u00f4ng c\u1ea5p.M\u1ed9t khi c\u00e1p, PDUs, v\u00e0 thi\u1ebft b\u1ecb \u0111i trong \u0111 v\u00e0 t\u1ee7 ng\u1ed3i tr\u00ean b\u00e1nh xe \u0111i\u1ec3m t\u1ea3i tr\u00ean m\u1ed9t t\u1ea7ng truy c\u1eadp n\u00e2ng l\u00ean \u00b7 kh\u1ea3 n\u0103ng t\u1ea3i hi\u1ec7u qu\u1ea3 gi\u1ea3m m\u1ea1nh. x\u00e1c minh x\u1ebfp h\u1ea1ng PSI s\u00e0n so v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng t\u1ee7 t\u1ea3i tr\u01b0\u1edbc khi c\u00e0i \u0111\u1eb7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c t\u00f2a nh\u00e0 v\u1edbi t\u1ea7ng truy c\u1eadp n\u00e2ng l\u00ean.\u0110\u00e2y l\u00e0 ch\u1ebf \u0111\u1ed9 th\u1ea5t b\u1ea1i kh\u00f4ng c\u00f3 b\u1ea3ng d\u1eef li\u1ec7u c\u1ea3nh b\u00e1o b\u1ea1n.<\/p>\n<\/div>\n

    C\u00e1c h\u1ecdc vi\u00ean hi\u1ec7n tr\u01b0\u1eddng th\u01b0\u1eddng th\u1ea5y r\u1eb1ng c\u00e1c t\u1ee7 \u201ct\u01b0\u01a1ng \u0111\u01b0\u01a1ng spec\u201d r\u1ebb nh\u1ea5t kh\u00f4ng th\u00e0nh c\u00f4ng \u1edf c\u00e1c m\u1ed1i h\u00e0n d\u01b0\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ed9ng, kh\u00f4ng ph\u1ea3i \u1edf c\u00e1c t\u1ea5m. t\u00e0i li\u1ec7u ch\u1ee9ng nh\u1eadn Mill v\u00e0 b\u00e1o c\u00e1o ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n \u0111 khi m\u1ed9t OEM s\u1eb5n s\u00e0ng chia s\u1ebb ch\u00fang \u1ec1n c\u00e1c t\u1ee7 ri\u00eang bi\u1ec7t t\u1ed3n t\u1ea1i m\u1ed9t th\u1eadp k\u1ef7 t\u1eeb c\u00e1c t\u1ee7 l\u1eafc l\u01b0 sau khi l\u00e0m m\u1edbi thi\u1ebft b\u1ecb th\u1ee9 hai.<\/p>\n

    IP20 vs IP54 vs IP55: Khi b\u1ea1n c\u1ea7n b\u1ea3o v\u1ec7 nhi\u1ec1u h\u01a1n<\/h2>\n

    \"IP20<\/a><\/p>\n

    \u0110\u00f3 \u201ctrung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0\u201d gi\u1ea3 \u0111\u1ecbnh \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng v\u00e0o IP20 ph\u00e1 v\u1ee1 th\u1eddi \u0111i\u1ec3m tri\u1ec3n khai c\u00e1c c\u1ea1nh v\u00e0o b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o \u00edt ki\u1ec3m so\u00e1t.M\u1ed9t n\u01a1i tr\u00fa \u1ea9n vi\u1ec5n th\u00f4ng b\u00ean c\u1ea1nh m\u1ed9t h\u1ed9i th\u1ea3o.M\u1ed9t t\u1ee7 c\u1ea1nh trong m\u1ed9t ph\u00f2ng sau b\u00e1n l\u1ebb.M\u1ed9t t\u1ee7 m\u00e1y ch\u1ee7 chia s\u1ebb HVAC v\u1edbi m\u1ed9t dock t\u1ea3i \u1ea9m.Trong b\u1ea5t k\u1ef3 trong s\u1ed1 n\u00e0y, IP20 l\u00e0 kh\u00f4ng \u0111\u1ee7. m\u00e0 \u0111\u00e1nh gi\u00e1 cao h\u01a1n l\u00e0 \u0111\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 \u00f4 nhi\u1ec5m v\u00e0 ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc inh bumping l\u00ean m\u1ed9t notch chi ph\u00ed ti\u1ec1n b\u1ea1c, nh\u01b0ng s\u1ef1 l\u1ef1a ch\u1ecdn sai chi ph\u00ed thi\u1ebft b.<\/p>\n

    \n\n\n\n\n\n\n\n\n\n
    \u0110\u00e1nh gi\u00e1<\/th>\nB\u1ea3o v\u1ec7 v\u1eefng ch\u1eafc<\/th>\nB\u1ea3o v\u1ec7 ch\u1ea5t l\u1ecfng<\/th>\nS\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n
    IP20<\/strong><\/td>\n\u226512,5 mm (ng\u00f3n tay)<\/td>\nKh\u00f4ng c\u00f3<\/td>\nPh\u00f2ng m\u00e1y ch\u1ee7 trong nh\u00e0 v\u1edbi HVAC<\/td>\n<\/tr>\n
    IP44<\/strong><\/td>\n\u22651,0 mm (d\u00e2y, \u1ed1c v\u00edt nh\u1ecf)<\/td>\nT\u1ea9y n\u01b0\u1edbc t\u1eeb b\u1ea5t k\u1ef3 h\u01b0\u1edbng n\u00e0o<\/td>\nTrong nh\u00e0 c\u00f4ng nghi\u1ec7p; b\u1ee5i nh\u1eb9 + th\u1ec9nh tho\u1ea3ng b\u1eafn tung t\u00f3e<\/td>\n<\/tr>\n
    IP54<\/strong><\/td>\nH\u1ea1n ch\u1ebf b\u1ee5i x\u00e2m nh\u1eadp (kh\u00f4ng g\u00e2y h\u1ea1i)<\/td>\nT\u1ea9y n\u01b0\u1edbc t\u1eeb b\u1ea5t k\u1ef3 h\u01b0\u1edbng n\u00e0o<\/td>\nH\u1ed9i th\u1ea3o; s\u00e0n nh\u00e0 x\u01b0\u1edfng s\u1ea1ch s\u1ebd; c\u1ea1nh b\u00e1n \u0111i\u1ec1u h\u00f2a<\/td>\n<\/tr>\n
    IP55<\/strong><\/td>\nH\u1ea1n ch\u1ebf b\u1ee5i x\u00e2m nh\u1eadp<\/td>\nTia n\u01b0\u1edbc \u00e1p su\u1ea5t th\u1ea5p t\u1eeb m\u1ecdi h\u01b0\u1edbng<\/td>\nM\u00e1i che ngo\u00e0i tr\u1eddi; c\u00f4ng nghi\u1ec7p nh\u1eb9<\/td>\n<\/tr>\n
    IP65<\/strong><\/td>\nB\u1ee5i k\u00edn<\/td>\nM\u00e1y bay ph\u1ea3n l\u1ef1c n\u01b0\u1edbc \u00e1p su\u1ea5t th\u1ea5p<\/td>\nNgo\u00e0i tr\u1eddi ti\u1ebfp x\u00fac; ven bi\u1ec3n; c\u00f4ng nghi\u1ec7p b\u1ee5i b\u1eb7m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Ph\u00ed b\u1ea3o hi\u1ec3m chi ph\u00ed quy m\u00f4 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean c\u00e1c b\u01b0\u1edbc nh\u1ea3y x\u1ebfp h\u1ea1ng. IP20 \u0111\u1ebfn IP44 l\u00e0 m\u1ed9t b\u01b0\u1edbc khi\u00eam t\u1ed1n (c\u1eeda k\u00edn gio\u0103ng, m\u1ee5c c\u00e1p k\u00edn). IP44 \u0111\u1ebfn IP54 th\u00eam chi ph\u00ed \u0111\u00e1ng k\u1ec3 (ni\u00eam phong to\u00e0n chu vi, th\u00f4ng gi\u00f3 l\u1ecdc). IP54 \u0111\u1ebfn IP65 l\u00e0 \u0111\u00e1ng k\u1ec3 ing t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3 t\u1ee7 c\u00f3 ch\u1ee9c n\u0103ng l\u00e0 m\u1ed9t b\u00ecnh \u00e1p l\u1ef1c k\u00edn v\u00e0 c\u1ea7n qu\u1ea3n l\u00fd nhi\u1ec7t ch\u1ee7 \u0111\u1ed9ng v\u00ec lu\u1ed3ng kh\u00f4ng kh\u00ed th\u1ee5 \u0111\u1ed9ng kh\u00f4ng c\u00f2n n\u1eefa.<\/p>\n

    Tham chi\u1ebfu ch\u00e9o \u0111\u1ebfn NEMA vs IP \u0111\u00e1nh gi\u00e1 tham kh\u1ea3o ch\u00e9o<\/a>, IP20 kh\u00f4ng c\u00f3 NEMA s\u1ea1ch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng (NEMA Lo\u1ea1i 1 l\u00e0 t\u01b0\u01a1ng t\u1ef1 l\u1ecfng l\u1ebbo). IP54 t\u01b0\u01a1ng \u1ee9ng g\u1ea7n nh\u01b0 v\u1edbi NEMA Lo\u1ea1i 12, v\u00e0 IP65 \u0111\u1ec3 NEMA Lo\u1ea1i 4\/4X. ANSI\/TIA-942-C (b\u1ea3n s\u1eeda \u0111\u1ed5i th\u00e1ng 5 n\u0103m 2024 c\u1ee7a ti\u00eau chu\u1ea9n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng trung t\u00e2m d\u1eef li\u1ec7u) \u0111\u00e3 th\u00eam c\u00e1c \u0111i\u1ec1u kho\u1ea3n r\u00f5 r\u00e0ng cho \u0111i\u1ec7n to\u00e1n c\u1ea1nh extend nh\u1eadn ra r\u1eb1ng kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c tri\u1ec3n khai \u201ctrung t\u00e2m d\u1eef li\u1ec7u\u201d \u0111\u1ec1u c\u00f3 chung m\u1ed9t phong b\u00ec m\u00f4i tr\u01b0\u1eddng.\u0110\u1ed1i v\u1edbi m\u1ed9t t\u1ee7 CNTT c\u1ea1nh trong m\u1ed9t ph\u00f2ng sau b\u00e1n l\u1ebb, IP44 ho\u1eb7c IP54 th\u01b0\u1eddng l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p, m\u1eb7c d\u00f9 vi\u1ec7c tri\u1ec3n khai l\u00e0 k\u1ef9 thu\u1eadt trong nh\u00e0.<\/p>\n

    L\u00e0m m\u00e1t v\u00e0 lu\u1ed3ng kh\u00f4ng kh\u00ed: T\u1ea1i sao t\u1ea3i GPU IP20 + m\u1eadt \u0111\u1ed9 cao l\u00e0 r\u1ee7i ro m\u1edbi<\/h2>\n

    \"L\u00e0m<\/a><\/p>\n

    M\u1ed9t t\u1ee7 IP20 19 inch v\u1edbi c\u1eeda tr\u01b0\u1edbc v\u00e0 c\u1eeda sau \u0111\u1ee5c l\u1ed7 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xung quanh m\u1ed9t ti\u1ec1n \u0111\u1ec1: nhi\u1ec7t r\u1eddi kh\u1ecfi m\u1eb7t sau, l\u1ea1nh \u0111i v\u00e0o ph\u00eda tr\u01b0\u1edbc v\u00e0 ph\u00f2ng HVAC x\u1eed l\u00fd ph\u1ea7n c\u00f2n l\u1ea1i. ti\u1ec1n \u0111\u1ec1 \u0111\u00f3 gi\u1eef cho c\u00e1c m\u00e1y ch\u1ee7 CPU truy\u1ec1n th\u1ed1ng ch\u1ea1y 3-5 kW m\u1ed7i gi\u00e1 \u0111\u1ee1. n\u00f3 ph\u00e1 v\u1ee1 ho\u00e0n to\u00e0n cho c\u00e1c c\u1ee5m \u0111\u00e0o t\u1ea1o AI v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c d\u00e0y \u0111\u1eb7c GPU.<\/p>\n

    T\u1ea1p ch\u00ed IAEI<\/a> b\u00e1o c\u00e1o r\u1eb1ng c\u00e1c m\u00e1y ch\u1ee7 \u0111\u00e0o t\u1ea1o AI ri\u00eang l\u1ebb c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 10.000 W tr\u00ean m\u1ed7i khung.N\u0103m \u0111\u1ebfn t\u00e1m m\u00e1y ch\u1ee7 nh\u01b0 v\u1eady trong m\u1ed9t t\u1ee7 IP20 19 inch duy nh\u1ea5t \u0111\u1ea9y m\u1eadt \u0111\u1ed9 nhi\u1ec7t c\u1ea5p gi\u00e1 v\u01b0\u1ee3t qu\u00e1 60 kW ord t\u1ed1t b\u00ean ngo\u00e0i v\u1ecf l\u00e0m m\u00e1t kh\u00f4ng kh\u00ed ASHRAE TC 9.9 Class A1 (\u0111\u1ea7u v\u00e0o t\u1ed1i \u0111a 32 \u00b0C).<\/p>\n

    \u201cClass A1 (32 \u00b0C max) bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t m\u00f4i tr\u01b0\u1eddng nh\u1ea5t.Tr\u00ean gi\u1edbi h\u1ea1n A1, \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb v\u00e0 \u0111i\u1ec1u kho\u1ea3n b\u1ea3o h\u00e0nh thay \u0111\u1ed5i, v\u00e0 c\u00e1c nh\u00e0 khai th\u00e1c ph\u1ea3i ch\u1ee9ng minh c\u00e1c \u0111i\u1ec1u khi\u1ec3n b\u00f9 \u0111\u1ea7y \u0111\u1ee7 rib th\u01b0\u1eddng l\u00e0 b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t c\u1eeda sau, l\u00e0m m\u00e1t trong h\u00e0ng, ho\u1eb7c l\u00e0m m\u00e1t ch\u1ea5t l\u1ecfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn chip.\u201d<\/p>\n

    1 T\u00f3m t\u1eaft H\u01b0\u1edbng d\u1eabn v\u1ec1 Nhi\u1ec7t ASHRAE TC 9.9 cho M\u00f4i tr\u01b0\u1eddng X\u1eed l\u00fd D\u1eef li\u1ec7u (\u1ea4n b\u1ea3n th\u1ee9 5)<\/cite><\/p><\/blockquote>\n

    \u0110\u1ed1i v\u1edbi nh\u00e0 thi\u1ebft k\u1ebf gi\u00e1 \u0111\u1ee1, c\u00e1c ng\u01b0\u1ee1ng th\u1ef1c t\u1ebf b\u1ecb ph\u00e1 v\u1ee1 nh\u01b0 th\u1ebf n\u00e0y.M\u1ed9t t\u1ee7 IP20 th\u1ee5 \u0111\u1ed9ng v\u1edbi c\u1eeda \u0111\u1ee5c l\u1ed7 60-78% x\u1eed l\u00fd l\u00ean \u0111\u1ebfn ~ 5 kW m\u1ed7i gi\u00e1 \u0111\u1ee1 \u0111\u00e1ng tin c\u1eady. t\u1eeb 5 \u0111\u1ebfn 15 kW, t\u1ee7 v\u1eabn ho\u1ea1t \u0111\u1ed9ng nh\u01b0ng ch\u1ec9 v\u1edbi b\u1ed1 tr\u00ed l\u1ed1i \u0111i n\u00f3ng\/l\u1ed1i \u0111i l\u1ea1nh c\u00f3 k\u1ef7 lu\u1eadt, c\u00e1c t\u1ea5m tr\u1ed1ng \u1edf c\u00e1c v\u1ecb tr\u00ed U kh\u00f4ng s\u1eed d\u1ee5ng v\u00e0 qu\u1ea3n l\u00fd c\u00e1p ch\u1eb7t ch\u1ebd \u0111\u1ec3 ng\u0103n tu\u1ea7n ho\u00e0n. tr\u00ean 15 kW, l\u00e0m m\u00e1t th\u1ee5 \u0111\u1ed9ng kh\u00f4ng c\u00f2n \u0111\u1ee7 n\u1eefa 9 t\u1ee7 c\u1ea7n b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t c\u1eeda sau ch\u1ee7 \u0111\u1ed9ng, b\u1ed9 l\u00e0m m\u00e1t trong h\u00e0ng ho\u1eb7c cu\u1ed1i c\u00f9ng l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn chip \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o ch\u00ednh gi\u00e1 \u0111.<\/p>\n

    \u0110\u00e2y l\u00e0 l\u00fac c\u00e2u h\u1ecfi v\u1ec1 y\u1ebfu t\u1ed1 h\u00ecnh th\u1ee9c t\u1eeb tr\u01b0\u1edbc \u0111\u00f3 xu\u1ea5t hi\u1ec7n tr\u1edf l\u1ea1i. B\u00e1o c\u00e1o xu h\u01b0\u1edbng n\u0103m 2025 c\u1ee7a Edgecore<\/a> L\u01b0u \u00fd r\u1eb1ng nhi\u1ec1u tri\u1ec3n khai AI \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 125 kW m\u1ed7i gi\u00e1, v\u1edbi d\u1ef1 b\u00e1o \u0111\u1ebfn 300 kW m\u1ed7i gi\u00e1 trong v\u00f2ng m\u1ed9t n\u0103m. \u1edf nh\u1eefng m\u1eadt \u0111\u1ed9 \u0111\u00f3, m\u1ed9t bao v\u00e2y IP20 \u0111\u00f3ng l\u00e0 m\u1ed9t tr\u00e1ch nhi\u1ec7m ph\u00e1p l\u00fd nhi\u1ec7t, v\u00e0 vi\u1ec7c tri\u1ec3n khai di chuy\u1ec3n \u0111\u1ebfn gi\u00e1 \u0111\u1ee1 khung m\u1edf v\u1edbi l\u00e0m m\u00e1t ch\u1ea5t l\u1ecfng t\u00edch h\u1ee3p. gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7 IP20 v\u1eabn \u0111\u00fang cho CNTT doanh nghi\u1ec7p trong nh\u00e0, ph\u00f2ng m\u00e1y ch\u1ee7 v\u00e0 c\u00e1c trang web c\u1ea1nh ch\u1ea1y m\u1eadt \u0111\u1ed9 t\u00ednh to\u00e1n b\u00ecnh th\u01b0\u1eddng ing nh\u01b0ng ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 h\u00ecnh th\u1ee9c ph\u00f9 h\u1ee3p cho c\u00e1c c\u1ee5m \u0111\u00e0o t\u1ea1o AI.<\/p>\n

    \n
    \ud83d\udca1<\/span> Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh l\u00e0m m\u00e1t<\/strong><\/div>\n

    \u22645 kW m\u1ed7i gi\u00e1: IP20 \u0111\u1ee5c l\u1ed7 th\u1ee5 \u0111\u1ed9ng. 5\u201315 kW: IP20 th\u1ee5 \u0111\u1ed9ng v\u1edbi qu\u1ea3n l\u00fd nhi\u1ec7t k\u1ef7 lu\u1eadt (t\u1ea5m tr\u1ed1ng, l\u1ed1i \u0111i n\u00f3ng\/l\u1ea1nh, v\u1ec7 sinh c\u00e1p). >15 kW: b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t ch\u1ee7 \u0111\u1ed9ng c\u1eeda sau ho\u1eb7c b\u1ed9 l\u00e0m m\u00e1t trong h\u00e0ng. >30 kW: gi\u00e1 khung m\u1edf + l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng tr\u1ef1c ti\u1ebfp t\u1edbi chip.<\/p>\n<\/div>\n

    Ti\u00eau chu\u1ea9n: EIA-310, IEC 60529 v\u00e0 ANSI\/TIA-942 ine What You're Actually Specifying<\/h2>\n

    \"Ti\u00eau<\/a><\/p>\n

    Ba ti\u00eau chu\u1ea9n chi ph\u1ed1i h\u1ea7u h\u1ebft nh\u1eefng g\u00ec mua gi\u00e1 m\u00e1y ch\u1ee7 IP20 th\u1ef1c s\u1ef1 mua. Ch\u00fang \u0111\u1ed9c l\u1eadp v\u1ec1 ph\u1ea1m vi nh\u01b0ng tham chi\u1ebfu l\u1eabn nhau.<\/p>\n

    ANSI\/EIA-310-D-1992<\/a> thi\u1ebft l\u1eadp h\u00ecnh h\u1ecdc c\u01a1 h\u1ecdc c\u1ee7a gi\u00e1 \u0111\u1ee1: chi\u1ec1u r\u1ed9ng b\u1ea3ng 19 inch (482,6 mm), t\u0103ng theo chi\u1ec1u d\u1ecdc 1U (44,45 mm) v\u00e0 m\u1eabu kho\u1ea3ng c\u00e1ch l\u1ed7 l\u1eafp ph\u1ed5 qu\u00e1t (nh\u00f3m ba l\u1ed7 \u1edf 15,875 mm + 15,875 mm + 12,7 mm). nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb thi\u1ebft k\u1ebf ph\u1ea7n c\u1ee9ng g\u1eafn tr\u00ean gi\u00e1 theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y; m\u1ed9t b\u1ed9 d\u1ee5ng c\u1ee5 h\u1ee7y ho\u1ea1i m\u00f4 h\u00ecnh l\u1ed7 kh\u00f4ng kh\u1edbp. H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t m\u00e1y ch\u1ee7 UCS c\u1ee7a Cisco tr\u00edch d\u1eabn \u201cANSI\/EIA-310-D-1992, Ph\u1ea7n 1\u201d nguy\u00ean v\u0103n l\u00e0 tham chi\u1ebfu kho\u1ea3ng c\u00e1ch l\u1ed7 ph\u1ed5 qu\u00e1t.<\/p>\n

    IEC 60529 (v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n b\u1eaft ngu\u1ed3n t\u1eeb n\u00f3) t\u1ef1 x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt x\u1ebfp h\u1ea1ng IP, bao g\u1ed3m ch\u1ec9 \u0111\u1ecbnh IP20 \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn trong su\u1ed1t h\u01b0\u1edbng d\u1eabn n\u00e0y. h\u00e0i h\u00f2a h\u00f3a ch\u00e2u \u00c2u (EN 60529) v\u00e0 V\u01b0\u01a1ng qu\u1ed1c Anh (BS EN 60529:1992) c\u00e1c bi\u1ebfn th\u1ec3 l\u00e0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. NEMA 250 bao g\u1ed3m m\u1ed9t ph\u1ea1m vi t\u01b0\u01a1ng t\u1ef1 c\u1ee7a c\u00e1c lo\u1ea1i bao v\u00e2y \u1edf B\u1eafc M\u1ef9 v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m kh\u00e1c nhau; b\u1ea3ng ch\u00e9o tham chi\u1ebfu t\u1ed3n t\u1ea1i, nh\u01b0ng hai ti\u00eau chu\u1ea9n kh\u00f4ng gi\u1ed1ng nhau.<\/p>\n

    ANSI\/TIA-942 g\u1ea7n \u0111\u00e2y nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i th\u00e0nh TIA-942-C v\u00e0o th\u00e1ng 5 n\u0103m 2024<\/a> \u0111\u01b0 l\u00e0 ti\u00eau chu\u1ea9n h\u1ea1 t\u1ea7ng trung t\u00e2m d\u1eef li\u1ec7u. kh\u00f4ng gi\u1ed1ng nh\u01b0 EIA-310 (ch\u1ec9 chi ph\u1ed1i gi\u00e1 \u0111\u1ee1 m\u1ed9t c\u00e1ch m\u00e1y m\u00f3c), TIA-942-C bao g\u1ed3m to\u00e0n b\u1ed9 c\u01a1 s\u1edf: \u0111\u01b0\u1eddng d\u1eabn c\u00e1p, t\u1ea7ng d\u1ef1 ph\u00f2ng (X\u1ebfp h\u1ea1ng 1 \u0111\u1ebfn X\u1ebfp h\u1ea1ng 4), d\u1ef1 ph\u00f2ng l\u00e0m m\u00e1t, v\u00f9ng b\u1ea3o m\u1eadt. B\u1ea3n s\u1eeda \u0111\u1ed5i C gi\u1ea3i quy\u1ebft r\u00f5 r\u00e0ng s\u1ef1 t\u0103ng tr\u01b0\u1edfng t\u00ednh to\u00e1n AI v\u00e0 th\u00eam c\u00e1c \u0111i\u1ec1u kho\u1ea3n \u0111i\u1ec7n to\u00e1n c\u1ea1nh ing c\u00f3 li\u00ean quan v\u00ec c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u kh\u00f4ng c\u00f2n l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c c\u01a1 s\u1edf si\u00eau quy m\u00f4.<\/p>\n

    \u0110\u1ed1i v\u1edbi m\u1ee5c \u0111\u00edch mua s\u1eafm: m\u1ed9t b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00eau r\u00f5 \u201ctu\u00e2n th\u1ee7 ph\u1ea7n t\u1ee7 EIA-310 v\u00e0 TIA-942\u201d c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 \u0111\u1ee1 ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh h\u1ecdc c\u01a1 h\u1ecdc v\u00e0 c\u00e1c ph\u1ea7n li\u00ean quan \u0111\u1ebfn t\u1ee7 c\u1ee7a ti\u00eau chu\u1ea9n trung t\u00e2m d\u1eef li\u1ec7u. n\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 \u0111\u1ee1 ch\u00ednh n\u00f3 l\u00e0 \u201ctu\u00e2n th\u1ee7 TIA-942\u201d 1 ch\u1ec9 c\u01a1 s\u1edf, \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u1edbi c\u00e1c gi\u00e1 \u0111\u1ee1 v\u00e0 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng kh\u00e1c, c\u00f3 th\u1ec3 ki\u1ebfm \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh \u0111\u00f3.<\/p>\n

    \u0110\u1ec3 tham kh\u1ea3o s\u00e2u h\u01a1n v\u1ec1 ti\u00eau chu\u1ea9n c\u01a1 h\u1ecdc gi\u00e1 \u0111\u1ee1, h\u00e3y xem Ti\u00eau chu\u1ea9n gi\u00e1 \u0111\u1ee1 19 inch EIA-310<\/a> v\u00e0 trang danh m\u1ee5c r\u1ed9ng h\u01a1n tr\u00ean Gi\u00e1 \u0111\u1ee1 19 inch<\/a>.<\/p>\n

    Tri\u1ec3n v\u1ecdng n\u0103m 2026: Kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c AI, Gi\u00e1 m\u1edf v\u00e0 T\u01b0\u01a1ng lai c\u1ee7a IP20<\/h2>\n

    AI compute build-out l\u00e0 s\u1ef1 thay \u0111\u1ed5i l\u1edbn nh\u1ea5t trong thi\u1ebft k\u1ebf rack trong hai th\u1eadp k. Tri\u1ec3n v\u1ecdng th\u1ecb tr\u01b0\u1eddng trung t\u00e2m d\u1eef li\u1ec7u Hoa K\u1ef3 n\u0103m 2025 c\u1ee7a Newmark<\/a> nh\u1eadn th\u1ea5y r\u1eb1ng nhu c\u1ea7u t\u00ednh to\u00e1n AI \u0111\u00e3 v\u01b0\u1ee3t qua h\u00e0ng t\u1ed3n kho trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n c\u00f3 c\u1ee7a Hoa K\u1ef3, \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng cho kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c b\u00e1n l\u1ebb v\u00e0 doanh nghi\u1ec7p \u1edf m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p h\u01a1n nhi\u1ec1u. Avid Solutions\u2019 C\u00e1c d\u1ef1 \u0111o\u00e1n 2026-2030 \u01b0\u1edbc t\u00ednh c\u00e1c m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a AI s\u1ebd chi\u1ebfm ~ 21% trong t\u1ed5ng c\u00f4ng su\u1ea5t trung t\u00e2m d\u1eef li\u1ec7u c\u1ee7a Hoa K\u1ef3 v\u00e0o n\u0103m 2025 v\u00e0 ~ 44% v\u00e0o n\u0103m 2030 1 n\u1ed3ng \u0111\u1ed9 m\u1eadt \u0111\u1ed9 nhi\u1ec7t nhanh nh\u1ea5t m\u00e0 m\u1ed9t thi\u1ebft k\u1ebf gi\u00e1 \u0111\u1ee1 t\u1eebng ph\u1ea3i \u0111\u1ed1i m\u1eb7t.<\/p>\n

    T\u1eeb g\u00f3c \u0111\u1ed9 ti\u00eau chu\u1ea9n x\u00e2y d\u1ef1ng, t\u00edn hi\u1ec7u m\u1ea1nh nh\u1ea5t \u0111\u1ebfn t\u1eeb D\u1ef1 b\u00e1o th\u00e1ng 10 n\u0103m 2025 c\u1ee7a Omdia<\/a>: V\u1ecf b\u1ecdc Open Rack 21 inch (m\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt c\u1ee7a D\u1ef1 \u00e1n t\u00ednh to\u00e1n m\u1edf, kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc v\u1edbi EIA-310 19 inch) s\u1ebd tr\u1edf th\u00e0nh ti\u00eau chu\u1ea9n th\u1ef1c t\u1ebf cho c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u AI, bao g\u1ed3m h\u01a1n 70% l\u00f4 h\u00e0ng gi\u00e1 h\u00e0ng n\u0103m v\u00e0o n\u0103m 2030. t\u1ee7 IP20 19 inch \u0111\u00f3ng v\u1eabn chi\u1ebfm \u01b0u th\u1ebf cho CNTT doanh nghi\u1ec7p truy\u1ec1n th\u1ed1ng, ph\u00f2ng m\u00e1y ch\u1ee7, n\u01a1i tr\u00fa \u1ea9n vi\u1ec5n th\u00f4ng v\u00e0 c\u00e1c trang web c\u1ea1nh ing nh\u01b0ng ph\u00e2n kh\u00fac AI m\u1eadt \u0111\u1ed9 cao \u0111ang chuy\u1ec3n sang m\u1ed9t ti\u00eau chu\u1ea9n c\u01a1 kh\u00ed kh\u00e1c ho\u00e0n to\u00e0n.<\/p>\n

    H\u1eadu qu\u1ea3 \u0111\u1ed1i v\u1edbi quy\u1ebft \u0111\u1ecbnh mua gi\u00e1 IP20 v\u00e0o n\u0103m 2026: n\u1ebfu vi\u1ec7c tri\u1ec3n khai l\u00e0 ph\u00f2ng m\u00e1y ch\u1ee7, t\u1ee7 MDF\/IDF, trang CNTT bi\u00ean ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u doanh nghi\u1ec7p v\u1eeba v\u00e0 nh\u1ecf ch\u1ea1y t\u00ednh to\u00e1n CPU ti\u00eau chu\u1ea9n th\u00ec IP20 \u1edf d\u1ea1ng EIA-310 19 inch l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho 5 -10 n\u0103m t\u1edbi. C\u00e1c nh\u00f3m d\u1ef1 \u00e1n n\u00ean \u0111\u00e1nh gi\u00e1 qu\u1ef9 \u0111\u1ea1o Open Rack tr\u01b0\u1edbc khi cam k\u1ebft xem m\u1ee5c ti\u00eau c\u00f3 ph\u1ea3i l\u00e0 AI tr\u01b0\u1eddng xanh hay t\u00ednh to\u00e1n GPU hay kh\u00f4ng ngay c\u1ea3 khi vi\u1ec7c tri\u1ec3n khai ban \u0111\u1ea7u c\u00f2n nh\u1ecf. Di chuy\u1ec3n c\u01a1 h\u1ecdc gi\u1eefa c\u00e1c ti\u00eau chu\u1ea9n c\u00f2n \u0111au \u0111\u1edbn h\u01a1n vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n ngay t\u1eeb \u0111\u1ea7u.<\/p>\n

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

    \"Th\u00f4ng<\/a><\/p>\n

    \n

    Q: IP20 c\u00f3 \u0111\u1ee7 cho m\u1ed9t trung t\u00e2m d\u1eef li\u1ec7u kh\u00f4ng?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    \u0110\u1ed1i v\u1edbi m\u1ed9t trung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0 c\u00f3 \u0111i\u1ec1u ki\u1ec7n, ki\u1ec3m so\u00e1t kh\u00ed h\u1eadu v\u1edbi ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m HVAC v\u00e0 kh\u00f4ng c\u00f3 nguy c\u01a1 x\u00e2m nh\u1eadp ch\u1ea5t l\u1ecfng, IP20 l\u00e0 x\u1ebfp h\u1ea1ng ti\u00eau chu\u1ea9n. h\u1ea7u h\u1ebft c\u00e1c t\u1ee7 m\u00e1y ch\u1ee7 c\u1ea5p doanh nghi\u1ec7p t\u00e0u t\u1ea1i IP20. tri\u1ec3n khai b\u00ean ngo\u00e0i phong b\u00ec \u0111\u00f3 'c\u00e1c trang web c\u1ea1nh, s\u00e0n c\u00f4ng nghi\u1ec7p, nh\u00e0 ch\u1edd vi\u1ec5n th\u00f4ng v\u1edbi \u0111i\u1ec1u h\u00f2a bi\u1ebfn 'n\u00ean b\u01b0\u1edbc l\u00ean IP44 ho\u1eb7c IP54.<\/div>\n<\/details>\n<\/div>\n
    \n

    Q: K\u00edch th\u01b0\u1edbc gi\u00e1 m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n l\u00e0 g\u00ec?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    Theo ANSI\/EIA-310-D-1992, m\u1ed9t gi\u00e1 m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n c\u00f3 chi\u1ec1u r\u1ed9ng b\u1ea3ng 19 inch (482,6 mm) v\u00e0 s\u1eed d\u1ee5ng 1U (44,45 mm) l\u00e0m gia t\u0103ng l\u1eafp d\u1ecdc.C\u00e1c chi\u1ec1u cao ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 42U (trung t\u00e2m d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7), 27U (n\u1eeda gi\u00e1), 18U (gi\u1eefa), 12U (nh\u1ecf) v\u00e0 6U\u2013 9U (g\u1eafn t\u01b0\u1eddng).<\/div>\n<\/details>\n<\/div>\n
    \n

    Q: 1U, 2U, 3U, 4U l\u00e0 g\u00ec?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    M\u1ed9t \u0111\u01a1n v\u1ecb \u201cU\u201d ho\u1eb7c gi\u00e1 \u0111\u1ee1 l\u00e0 44,45 mm (1,75 inch) kh\u00f4ng gian l\u1eafp d\u1ecdc.V\u00ec v\u1eady, 1U = 44,45 mm, 2U = 88,9 mm, 3U = 133,35 mm, 4U = 177,8 mm. gi\u00e1 tr\u1ecb U cho b\u1ea1n bi\u1ebft bao nhi\u00eau kh\u00f4ng gian gi\u00e1 \u0111\u1ee1 d\u1ecdc m\u1ed9t ph\u1ea7n c\u1ee7a thi\u1ebft b\u1ecb c\u1ea7n.<\/div>\n<\/details>\n<\/div>\n
    \n

    Q: L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 c\u00f9ng t\u1ed3n t\u1ea1i trong c\u00f9ng m\u1ed9t trung t\u00e2m d\u1eef li\u1ec7u kh\u00f4ng?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    C\u00f3 emin v\u00e0 ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn. H\u1ea7u h\u1ebft c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u AI lai s\u1eed d\u1ee5ng l\u00e0m m\u00e1t kh\u00f4ng kh\u00ed c\u1eeda \u0111\u1ee5c l\u1ed7 truy\u1ec1n th\u1ed1ng cho t\u00ednh to\u00e1n chung (gi\u00e1 3-15 kW) c\u00f9ng v\u1edbi b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t c\u1eeda sau ho\u1eb7c l\u00e0m m\u00e1t ch\u1ea5t l\u1ecfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn chip cho gi\u00e1 \u0111\u00e0o t\u1ea1o AI (15 + kW). ASHRAE TC 9.9 Phi\u00ean b\u1ea3n th\u1ee9 5 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u1ea3 hai ch\u1ebf \u0111\u1ed9. C\u00e1c quy\u1ebft \u0111\u1ecbnh c\u01a1 h\u1ecdc \u0111\u01b0\u1ee3c \u0111\u01b0a ra theo gi\u00e1, kh\u00f4ng ph\u1ea3i tr\u00ean to\u00e0n c\u01a1 s\u1edf.<\/div>\n<\/details>\n<\/div>\n
    \n

    Q: Khi n\u00e0o t\u00f4i n\u00ean xem x\u00e9t l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng thay v\u00ec kh\u00f4ng kh\u00ed truy\u1ec1n th\u1ed1ng?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    Theo nguy\u00ean t\u1eafc chung: tr\u00ean 15 kW m\u1ed7i gi\u00e1, l\u00e0m m\u00e1t kh\u00f4ng kh\u00ed th\u1ee5 \u0111\u1ed9ng tr\u1edf n\u00ean kh\u00f4ng \u0111\u00e1ng tin c\u1eady v\u00e0 \u1ed3n \u00e0o. Tr\u00ean 30 kW, c\u1ea7n ph\u1ea3i l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng (b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t c\u1eeda sau, \u1edf h\u00e0ng ho\u1eb7c tr\u1ef1c ti\u1ebfp v\u00e0o chip). C\u00e1c c\u1ee5m hu\u1ea5n luy\u1ec7n AI v\u01b0\u1ee3t qu\u00e1 60\u2013125 kW m\u1ed7i gi\u00e1 y\u00eau c\u1ea7u l\u00e0m m\u00e1t tr\u1ef1c ti\u1ebfp sang chip ho\u1eb7c ng\u00e2m trong t\u1ee7 kh\u00f4ng kh\u00ed IP20 k\u00edn kh\u00f4ng th\u1ec3 ti\u00eau t\u00e1n t\u1ea3i \u0111\u00f3.<\/div>\n<\/details>\n<\/div>\n
    \n

    H\u1ecfi: T\u00f4i c\u1ea7n nh\u1eefng \u0111\u01b0\u1eddng ray n\u00e0o cho t\u1ee7 IP20 19 inch?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    H\u1ea7u h\u1ebft c\u00e1c t\u1ee7 IP20 19 inch hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u s\u1eed d\u1ee5ng \u0111\u01b0\u1eddng ray g\u1eafn l\u1ed7 vu\u00f4ng (kho\u1ea3ng c\u00e1ch l\u1ed7 ph\u1ed5 qu\u00e1t tr\u00ean m\u1ed7i EIA-310-D Ph\u1ea7n 1). thi\u1ebft b\u1ecb g\u1eafn tr\u00ean gi\u00e1 \u0111\u1ee1 t\u00e0u v\u1edbi ph\u1ea7n c\u1ee9ng l\u1ed3ng-nut \u0111\u1ec3 ph\u00f9 h\u1ee3p. gi\u00e1 \u0111\u1ee1 c\u0169 h\u01a1n v\u1edbi \u0111\u01b0\u1eddng ray l\u1ed7 tr\u00f2n ho\u1eb7c ren y\u00eau c\u1ea7u b\u1ed9 thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 inh x\u00e1c minh lo\u1ea1i \u0111\u01b0\u1eddng ray tr\u01b0\u1edbc khi ch\u1ec9 \u0111\u1ecbnh. \u0111\u01b0\u1eddng ray b\u1ed1n b\u00e0i \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cho h\u1ea7u h\u1ebft c\u00e1c m\u00e1y ch\u1ee7 g\u1eafn tr\u00ean gi\u00e1; 2 b\u00e0i l\u00e0 t\u1ed1t cho c\u00e1c c\u00f4ng t\u1eafc v\u00e0 b\u1ea3ng v\u00e1 l\u1ed7i.<\/div>\n<\/details>\n<\/div>\n
    \n

    Q: L\u00e0m th\u1ebf n\u00e0o n\u1eb7ng l\u00e0 m\u1ed9t gi\u00e1 \u0111\u1ee1 42U IP20 \u0111\u1ea7y \u0111\u1ee7 d\u00e2n c\u01b0?<\/h3>\n
    \nXem C\u00e2u Tr\u1ea3 L\u1eddi<\/summary>\n
    Gi\u00e1 \u0111\u1ee1 42U \u0111\u01b0\u1ee3c n\u1ea1p \u0111\u1ea7y \u0111\u1ee7 v\u1edbi c\u00e1c thi\u1ebft b\u1ecb h\u1ed7n h\u1ee3p th\u01b0\u1eddng n\u1eb7ng 400\u2013700 kg. Ch\u1ec9 ri\u00eang khung t\u1ee7 \u0111\u00e3 ch\u1ea1y 80\u2013150 kg. Th\u00eam ~5\u201315 kg cho m\u1ed7i m\u00e1y ch\u1ee7 1U, ~25 kg cho PDU 3U, ~30 kg cho UPS v\u00e0 h\u1ec7 th\u1ed1ng c\u00e1p. \u0110\u1ed1i v\u1edbi PSI t\u1ea3i s\u00e0n, lu\u00f4n ch\u1ea1y tr\u1ecdng l\u01b0\u1ee3ng \u0111\u00e3 t\u1ea3i qua th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt k\u1ebft c\u1ea5u c\u1ee7a t\u00f2a nh\u00e0, \u0111\u1eb7c bi\u1ec7t l\u00e0 ph\u00eda tr\u00ean c\u00e1c t\u1ea7ng ti\u1ebfp c\u1eadn n\u00e2ng cao.<\/div>\n<\/details>\n<\/div>\n
    \n

    Ch\u1ec9 \u0111\u1ecbnh Gi\u00e1 m\u00e1y ch\u1ee7 IP20 ph\u00f9 h\u1ee3p cho b\u1ea3n d\u1ef1ng c\u1ee7a b\u1ea1n<\/h3>\n

    KDST s\u1ea3n xu\u1ea5t t\u1ee7 m\u00e1y ch\u1ee7 trong nh\u00e0 IP20 t\u00f9y ch\u1ec9nh trong c\u1ea5u h\u00ecnh 6U \u0111\u1ebfn 47U, v\u1edbi h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt v\u00e0 t\u00edch h\u1ee3p \u0111\u1ea7y \u0111\u1ee7. cho ch\u00fang t\u00f4i bi\u1ebft danh s\u00e1ch thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n, k\u00edch th\u01b0\u1edbc ph\u00f2ng v\u00e0 m\u1ee5c ti\u00eau m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng inh \u0111\u1ed9i c\u1ee7a ch\u00fang t\u00f4i tr\u1ea3 v\u1ec1 b\u1ea3n v\u1ebd CAD trong v\u00f2ng hai ng\u00e0y l\u00e0m vi\u1ec7c.<\/p>\n


    \nY\u00eau c\u1ea7u b\u00e1o gi\u00e1 t\u00f9y ch\u1ec9nh \u2192
    \n<\/a><\/p>\n<\/div>\n

    \n

    V\u1ec1 Ph\u00e2n t\u00edch n\u00e0y<\/h3>\n

    H\u01b0\u1edbng d\u1eabn gi\u00e1 \u0111\u1ee1 m\u00e1y ch\u1ee7 IP20 n\u00e0y d\u1ef1a tr\u00ean kinh nghi\u1ec7m s\u1ea3n xu\u1ea5t v\u1ecf b\u1ecdc c\u1ee7a KDST k\u1ec3 t\u1eeb n\u0103m 2013, bao g\u1ed3m s\u1ea3n xu\u1ea5t t\u1ee7 OEM\/ODM cho c\u00e1c \u1ee9ng d\u1ee5ng vi\u1ec5n th\u00f4ng, trung t\u00e2m d\u1eef li\u1ec7u trong nh\u00e0 v\u00e0 CNTT c\u1ea1nh. t\u00e0i li\u1ec7u tham kh\u1ea3o ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn (IEC 60529, ANSI\/EIA-310-D-1992, ANSI\/TIA-942-C, ASHRAE TC 9.9) \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi c\u00e1c ngu\u1ed3n ch\u00ednh ho\u1eb7c c\u00f3 th\u1ea9m quy\u1ec1n trong ng\u00e0nh. \u0111\u01b0\u1ee3c xem x\u00e9t b\u1edfi nh\u00f3m k\u1ef9 thu\u1eadt KDST -Th\u00e2m Quy\u1ebfn, th\u00e1ng 4 n\u0103m 2026.<\/p>\n<\/div>\n

    \n

    T\u00e0i li\u1ec7u tham kh\u1ea3o & Ngu\u1ed3n<\/h3>\n
      \n
    1. X\u1ebfp h\u1ea1ng B\u1ea3o v\u1ec7 s\u1ef1 x\u00e2m nh\u1eadp (IP)<\/a> ine \u1ee6y ban K\u1ef9 thu\u1eadt \u0110i\u1ec7n Qu\u1ed1c t\u1ebf (IEC 60529)<\/li>\n
    2. M\u00e3 IP<\/a> emin Wikipedia (tham kh\u1ea3o ch\u00e9o cho IEC 60529)<\/li>\n
    3. Gi\u00e1 \u0111\u1ee1 19 inch<\/a> \u1edd Wikipedia<\/li>\n
    4. \u0110\u01a1n v\u1ecb gi\u00e1 \u0111\u1ee1 (1U = 44, 45 mm)<\/a> \u1edd Wikipedia<\/li>\n
    5. H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t v\u00e0 d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 Cisco UCS C220 M8<\/a> v\u00e0 Cisco Systems (tr\u00edch d\u1eabn ANSI\/EIA-310-D-1992)<\/li>\n
    6. Ti\u00eau chu\u1ea9n ANSI\/TIA-942<\/a> Hi\u1ec7p h\u1ed9i C\u00f4ng nghi\u1ec7p Vi\u1ec5n th\u00f4ng I.<\/li>\n
    7. H\u01b0\u1edbng d\u1eabn v\u1ec1 nhi\u1ec7t c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n trung t\u00e2m d\u1eef li\u1ec7u ASHRAE TC 9.9<\/a> quis Hi\u1ec7p h\u1ed9i K\u1ef9 s\u01b0 S\u01b0\u1edfi \u1ea5m, L\u00e0m l\u1ea1nh v\u00e0 \u0110i\u1ec1u h\u00f2a Kh\u00f4ng kh\u00ed Hoa K\u1ef3<\/li>\n
    8. D\u1ef1 \u00e1n Omdia M\u1edf V\u1ecf Rack \u0111\u1ec3 tr\u1edf th\u00e0nh Ti\u00eau chu\u1ea9n Th\u1ef1c t\u1ebf trong Trung t\u00e2m D\u1eef li\u1ec7u AI v\u00e0o n\u0103m 2030<\/a> t\u1eebng Omdia, th\u00e1ng 10 n\u0103m 2025<\/li>\n
    9. Tri\u1ec3n v\u1ecdng th\u1ecb tr\u01b0\u1eddng c\u1ee7a Trung t\u00e2m d\u1eef li\u1ec7u Hoa K\u1ef3 n\u0103m 2025<\/a> & Newmark<\/li>\n
    10. B\u00e1o c\u00e1o Xu h\u01b0\u1edbng Th\u1ecb tr\u01b0\u1eddng Trung t\u00e2m D\u1eef li\u1ec7u n\u0103m 2025<\/a> \u1edd Edgecore<\/li>\n
    11. Trung t\u00e2m d\u1eef li\u1ec7u s\u1eed d\u1ee5ng bao nhi\u00eau \u0111i\u1ec7n? Ph\u00e2n t\u00edch ho\u00e0n ch\u1ec9nh n\u0103m 2025<\/a> T\u1ea1p ch\u00ed IEAI c\u1ee7a I. I<\/li>\n<\/ol>\n<\/div>\n
      \n

      B\u00e0i vi\u1ebft li\u00ean quan<\/h3>\n