{"id":4770,"date":"2023-06-10T02:39:33","date_gmt":"2023-06-10T02:39:33","guid":{"rendered":"https:\/\/vinacap.vn\/?post_type=products&p=4770"},"modified":"2023-06-25T18:46:27","modified_gmt":"2023-06-25T11:46:27","slug":"tieu-chuan-ky-thuat-day-thue-bao-quang-dem-chat-lszh","status":"publish","type":"products","link":"https:\/\/vinacap.vn\/zh\/archives\/products\/tieu-chuan-ky-thuat-day-thue-bao-quang-dem-chat-lszh","title":{"rendered":"TI\u00caU CHU\u1ea8N K\u1ef8 THU\u1eacT D\u00c2Y THU\u00ca BAO QUANG \u0110\u1ec6M CH\u1eb6T LSZH"},"content":{"rendered":"

\u4ea7\u54c1\u63cf\u8ff0<\/span><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

1<\/strong><\/p>\n<\/td>\n

T\u1ed5ng qu\u00e1t<\/strong><\/td>\n<\/tr>\n
\n

1.1<\/p>\n<\/td>\n

C\u00e1c ti\u00eau chu\u1ea9n d\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c y\u00eau c\u1ea7u chung v\u1ec1 quang v\u00e0 c\u1ea5u tr\u00fac cho d\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t ch\u1ee9a 1\/2\/4 s\u1ee3i quang.<\/td>\n<\/tr>\n
\n

1.2<\/p>\n<\/td>\n

S\u1ee3i quang \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0 lo\u1ea1i \u0111\u01a1n mode \u2013 chi\u1ebft su\u1ea5t b\u1eadc v\u00e0 l\u00e0 v\u1eadt li\u1ec7u th\u1ee7y tinh ch\u1ea5t l\u01b0\u1ee3ng cao (Theo khuy\u1ebfn ngh\u1ecb ITU-T G.657.A1 v\u00e0 TCVN 8696: 2011)<\/td>\n<\/tr>\n
\n

1.3<\/p>\n<\/td>\n

Tu\u1ed5i th\u1ecd d\u00e2y \u0111\u1ea1t \u2265 10 n\u0103m<\/td>\n<\/tr>\n
\n

2<\/strong><\/p>\n<\/td>\n

C\u1ea5u tr\u00fac c\u1ee7a d\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t<\/strong><\/td>\n<\/tr>\n
\n

2.1<\/p>\n<\/td>\n

M\u1eb7t c\u1eaft ngang c\u1ee7a d\u00e2y thu\u00ea bao quang \u0111\u1ec7m ch\u1eb7t<\/td>\n<\/tr>\n
<\/td>\n\n

<\/p>\n

\n<\/td>\n<\/tr>\n

\u2013 K\u00edch th\u01b0\u1edbc v\u00e0 b\u00e1n k\u00ednh u\u1ed1n cong nh\u1ecf nh\u1ea5t c\u1ee7a d\u00e2y thu\u00ea bao<\/td>\n<\/tr>\n
\n

S\u1ed1 s\u1ee3i quang<\/strong><\/p>\n<\/td>\n

\n

K\u00edch th\u01b0\u1edbc c\u1ee7a d\u00e2y thu\u00ea bao<\/strong><\/p>\n

HxD (mm)<\/strong><\/p>\n<\/td>\n

\n

B\u00e1n k\u00ednh u\u1ed1n cong nh\u1ecf nh\u1ea5t (mm)<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Khi l\u1eafp \u0111\u1eb7t<\/strong><\/p>\n<\/td>\n

\n

Sau khi l\u1eafp \u0111\u1eb7t<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

1\/2\/4<\/p>\n<\/td>\n

\n

2,0\u00b10,1 \u00d7 3,0\u00b10,1<\/p>\n<\/td>\n

\n

10D<\/p>\n<\/td>\n

\n

20D<\/p>\n<\/td>\n<\/tr>\n

H: Chi\u1ec1u cao th\u00e2n d\u00e2y.<\/p>\n

D: \u0110\u1ed9 r\u1ed9ng th\u00e2n d\u00e2y.<\/td>\n<\/tr>\n

2.2<\/td>\nC\u1ea5u tr\u00fac c\u1ee7a d\u00e2y thu\u00ea bao FTTx \u2013 Sq<\/td>\n<\/tr>\n
<\/td>\n\n

T\u00ean<\/strong><\/p>\n<\/td>\n

\n

M\u00f4 t\u1ea3<\/strong><\/p>\n<\/td>\n<\/tr>\n

S\u1ed1 s\u1ee3i quang \u0111\u00e3 nhu\u1ed9m m\u00e0u<\/td>\n1FO\/2FO\/4FO<\/td>\n<\/tr>\n
Th\u00e0nh ph\u1ea7n gia c\u01b0\u1eddng b\u1ed5 sung<\/td>\nS\u1ee3i th\u00e9p \u0111\u01a1n \u00d8 \u2265 0,4mm m\u1ea1 k\u1ebdm<\/td>\n<\/tr>\n
D\u00e2y treo<\/td>\nD\u00e2y th\u00e9p m\u1ea1 k\u1ebdm<\/td>\nD\u00e2y th\u00e9p b\u1ec7n (\u00d8 \u2265 0,33mm\u00d77 s\u1ee3i)<\/td>\n<\/tr>\n
L\u1edbp b\u1ecdc<\/td>\nNh\u1ef1a LSZH<\/p>\n

\u0110\u1ed9 d\u00e0y trung b\u00ecnh 0,5 \u00b1 0,1 mm<\/td>\n<\/tr>\n

L\u1edbp v\u1ecf<\/td>\nV\u1eadt li\u1ec7u<\/td>\nNh\u1ef1a LSZH<\/td>\n<\/tr>\n
\u0110\u1ed9 d\u00e0y trung b\u00ecnh<\/td>\n0,8 mm \u00b1 0,1 mm<\/td>\n<\/tr>\n
\n

3<\/strong><\/p>\n<\/td>\n

V\u1ecf c\u00e1p v\u00e0 gia c\u01b0\u1eddng<\/strong><\/td>\n<\/tr>\n
\n

3.1<\/p>\n<\/td>\n

L\u1edbp v\u1ecf ngo\u00e0i c\u00f9ng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u LSZH ch\u1ea5t l\u01b0\u1ee3ng cao, kh\u00f4ng d\u00f9ng nh\u1ef1a t\u00e1i ch\u1ebf, ch\u1ee9a carbon ch\u1ecbu \u0111\u01b0\u1ee3c t\u00e1c \u0111\u1ed9ng c\u1ee7a tia c\u1ef1c t\u00edm, ch\u1ee9a ch\u1ea5t ch\u1ed1ng oxy ho\u00e1 (antioxidant) th\u00edch h\u1ee3p, kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t tri\u1ec3n n\u1ea5m m\u1ed1c tr\u00ean v\u1ecf v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n (kh\u00f4ng d\u00f9ng nh\u1ef1a t\u00e1i ch\u1ebf).<\/td>\n<\/tr>\n
\n

3.2<\/p>\n<\/td>\n

V\u1ecf d\u00e2y thu\u00ea bao b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c l\u00f5i d\u00e2y (s\u1ee3i quang) kh\u1ecfi nh\u1eefng t\u00e1c \u0111\u1ed9ng c\u01a1 h\u1ecdc v\u00e0 nh\u1eefng \u1ea3nh h\u01b0\u1edfng c\u1ee7a m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i trong qu\u00e1 tr\u00ecnh c\u1ea5t gi\u1eef, l\u1eafp \u0111\u1eb7t khai th\u00e1c (n\u01b0\u1edbc, nhi\u1ec7t \u0111\u1ed9, h\u00f3a ch\u1ea5t, c\u00f4n tr\u00f9ng g\u1eb7m nh\u1ea5m…).<\/td>\n<\/tr>\n
\n

3.3<\/p>\n<\/td>\n

V\u1ecf b\u1ecdc c\u1ee7a d\u00e2y thu\u00ea bao nh\u1eb5n, \u0111\u1ed3ng t\u00e2m, kh\u00f4ng c\u00f3 ch\u1ed7 n\u1ed1i, v\u1ebft r\u1ea1n n\u1ee9t, l\u1ed5 th\u1ee7ng; ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed3ng \u0111\u1ec1u (kh\u00f4ng: g\u1ed3 gh\u1ec1, r\u1ed7 x\u1ed1p, ch\u1ee9a bong b\u00f3ng kh\u00ed, b\u1ecb chia t\u00e1ch, c\u00f3 v\u1ebft ph\u1ed3ng r\u1ed9p, khuy\u1ebft, v\u00f3n c\u1ee5c), kh\u00f4ng ch\u1ee9a th\u00e0nh ph\u1ea7n kim lo\u1ea1i; m\u1ec1m d\u1ebbo, ch\u1eafc ch\u1eafn, t\u00e1ch v\u1ecf d\u1ec5 d\u00e0ng, khi t\u00e1ch v\u1ecf kh\u00f4ng b\u1ecb d\u00ednh ch\u1eb7t s\u1ee3i quang v\u00e0o v\u1ecf c\u00e1p \u0111\u1ed3ng th\u1eddi c\u00f3 \u0111\u1ed9 d\u00e0y \u0111\u1ed3ng nh\u1ea5t, tr\u00ean to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i c\u00e1p.<\/td>\n<\/tr>\n
\n

3.4<\/p>\n<\/td>\n

Khi t\u00e1ch d\u00e2y treo ra kh\u1ecfi th\u00e2n d\u00e2y thu\u00ea bao kh\u00f4ng l\u00e0m thay \u0111\u1ed5i c\u1ea5u tr\u00fac c\u1ee7a th\u00e2n d\u00e2y thu\u00ea bao v\u00e0 \u1ea3nh h\u01b0\u1edfng t\u1edbi ch\u1ea5t l\u01b0\u1ee3ng s\u1ee3i quang; ph\u1ea7n th\u00e2n d\u00e2y thu\u00ea bao \u0111\u1ea3m b\u1ea3o kh\u00f4ng b\u1ecb xo\u1eafn cong l\u00e0m suy hao s\u1ee3i quang qu\u00e1 gi\u1edbi h\u1ea1n.<\/td>\n<\/tr>\n
\n

3.5<\/p>\n<\/td>\n

Ch\u1ea5t l\u01b0\u1ee3ng v\u1ecf d\u00e2y thu\u00ea bao<\/p>\n

V\u1ecf d\u00e2y thu\u00ea bao b\u1ea3o v\u1ec7 ch\u1eafc ch\u1eafn \u0111\u01b0\u1ee3c l\u00f5i d\u00e2y (s\u1ee3i quang), th\u00e9p xo\u1eafn d\u00e2y treo, th\u00e9p d\u00e2y gia c\u01b0\u1eddng trong l\u1eafp \u0111\u1eb7t khai th\u00e1c:<\/p>\n

    \n
  • Khi t\u01b0\u1edbc\/x\u00e9 t\u00e1ch d\u00e2y treo kh\u00f4ng l\u00f2i th\u00e9p d\u00e2y treo, th\u00e9p d\u00e2y gia c\u01b0\u1eddng<\/li>\n
  • Khi t\u01b0\u1edbc\/x\u00e9 t\u00e1ch b\u1ee5ng d\u00e2y \u0111\u1ec3 l\u1ea5y s\u1ee3i quang, hai n\u1eeda b\u1ee5ng d\u00e2y \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 kh\u00f4ng l\u00f2i d\u00e2y th\u00e9p gia c\u01b0\u1eddng<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
\n

4<\/strong><\/p>\n<\/td>\n

\u0110\u00e1nh d\u1ea5u m\u00e0u s\u1ee3i<\/strong><\/td>\n<\/tr>\n
\n

\n<\/td>\n

M\u00e3 m\u00e0u c\u1ee7a s\u1ee3i quang tu\u00e2n theo ti\u00eau chu\u1ea9n TIA\/EIA -598-A<\/td>\n<\/tr>\n
\n

S\u1ed1 s\u1ee3i quang trong d\u00e2y thu\u00ea bao quang<\/strong><\/p>\n<\/td>\n

\n

M\u00e0u s\u1ee3i quang trong d\u00e2y thu\u00ea bao quang<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

1<\/p>\n<\/td>\n

\n

NA (M\u00e0u b\u1ea5t k\u1ef3)<\/p>\n<\/td>\n<\/tr>\n

\n

2<\/p>\n<\/td>\n

\n

M\u00e0u k\u1ebf ti\u1ebfp c\u1ee7a s\u1ee3i 1 trong b\u1ea3ng m\u00e3 m\u00e0u<\/p>\n<\/td>\n<\/tr>\n

\n

3<\/p>\n<\/td>\n

\n

M\u00e0u k\u1ebf ti\u1ebfp c\u1ee7a s\u1ee3i 2 trong b\u1ea3ng m\u00e3 m\u00e0u<\/p>\n<\/td>\n<\/tr>\n

\n

4<\/p>\n<\/td>\n

\n

M\u00e0u k\u1ebf ti\u1ebfp c\u1ee7a s\u1ee3i 3 trong b\u1ea3ng m\u00e3 m\u00e0u<\/p>\n<\/td>\n<\/tr>\n

\n

5<\/strong><\/p>\n<\/td>\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a s\u1ee3i quang<\/strong><\/td>\n<\/tr>\n
<\/td>\n–\u00a0<\/strong>\u0110\u1eb7c t\u00ednh quang h\u1ecdc v\u00e0 h\u00ecnh h\u1ecdc c\u1ee7a s\u1ee3i quang \u0111\u01a1n m\u1ed1t theo khuy\u1ebfn ngh\u1ecb ITU-T G.657.A1<\/td>\n<\/tr>\n
\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/strong><\/p>\n<\/td>\n

\n

\u0110\u01a1n v\u1ecb<\/strong><\/p>\n<\/td>\n

\n

Ch\u1ec9 ti\u00eau<\/strong><\/p>\n<\/td>\n

\n

Ph\u01b0\u01a1ng ph\u00e1p \u0111o<\/strong><\/p>\n<\/td>\n<\/tr>\n

H\u1ec7 s\u1ed1 suy hao<\/td>\n\n

dB\/km<\/p>\n<\/td>\n

\n

1550nm<\/p>\n<\/td>\n

\n

\u2264 0,3<\/p>\n<\/td>\n

\n

IEC 60793-1-40<\/p>\n<\/td>\n<\/tr>\n

\n

1490nm<\/p>\n<\/td>\n

\n

\u2264 0,3<\/p>\n<\/td>\n<\/tr>\n

\n

1310nm<\/p>\n<\/td>\n

\n

\u2264 0,4<\/p>\n<\/td>\n<\/tr>\n

H\u1ec7 s\u1ed1 t\u00e1n s\u1eafc<\/td>\n\n

Ps\/nm.km<\/p>\n<\/td>\n

\u2264 3,5 t\u1ea1i 1285nm \u0111\u1ebfn 1330nm<\/p>\n

\u2264 18 t\u1ea1i 1550nm<\/td>\n

\n

IEC 60793-1-42<\/p>\n<\/td>\n<\/tr>\n

H\u1ec7 s\u1ed1 PMD<\/td>\n\n

Ps\/km1\/2<\/sup><\/p>\n<\/td>\n

\u2264 0,2<\/td>\n\n

IEC 60793-1-42<\/p>\n<\/td>\n<\/tr>\n

B\u01b0\u1edbc s\u00f3ng t\u00e1n s\u1eafc v\u1ec1 kh\u00f4ng<\/td>\n\n

nm<\/p>\n<\/td>\n

1300\u2264 \u03bbo \u2264 1324<\/td>\n\n

IEC 60793-1-42<\/p>\n<\/td>\n<\/tr>\n

\u0110\u1ed9 d\u1ed1c t\u00e1n s\u1eafc<\/td>\n\n

Ps.\/nm2.km<\/p>\n<\/td>\n

\u2264 0,092<\/td>\n\n

IEC 60793-1-40<\/p>\n<\/td>\n<\/tr>\n

B\u01b0\u1edbc s\u00f3ng c\u1eaft<\/td>\n\n

nm<\/p>\n<\/td>\n

\u03bbcc \u2264 1260<\/td>\n\n

IEC 60793-1-44<\/p>\n<\/td>\n<\/tr>\n

Suy hao u\u1ed1n cong<\/p>\n

r (b\u00e1n k\u00ednh) =15mm \u00d7 10 v\u00f2ng<\/td>\n

\n

dB<\/p>\n<\/td>\n

\u2264 0,25 t\u1ea1i 1550nm<\/td>\n\n

IEC 60793-1-47<\/p>\n<\/td>\n<\/tr>\n

Suy hao u\u1ed1n cong<\/p>\n

r (b\u00e1n k\u00ednh) =10mm \u00d7 1 v\u00f2ng<\/td>\n

\n

dB<\/p>\n<\/td>\n

\u2264 0,75 t\u1ea1i 1550nm<\/td>\n\n

IEC 60793-1-47<\/p>\n<\/td>\n<\/tr>\n

\u0110\u01b0\u1eddng k\u00ednh tr\u01b0\u1eddng mode<\/td>\n\n

\u00b5m<\/p>\n<\/td>\n

8,6 \u00b1 0,4 t\u1ea1i 1310nm<\/td>\n\n

IEC 60793-1-45<\/p>\n<\/td>\n<\/tr>\n

T\u00e2m sai tr\u01b0\u1eddng m\u1ed1t<\/td>\n\n

\u00b5m<\/p>\n<\/td>\n

\u2264 0,5<\/td>\n\n

IEC 60793-1-20<\/p>\n<\/td>\n<\/tr>\n

\u0110\u01b0\u1eddng k\u00ednh l\u1edbp ph\u1ea3n x\u1ea1<\/td>\n\n

\u00b5m<\/p>\n<\/td>\n

125 \u00b1 0,7<\/td>\n\n

IEC 60793-1-20<\/p>\n<\/td>\n<\/tr>\n

\u0110\u1ed9 kh\u00f4ng tr\u00f2n \u0111\u1ec1u l\u1edbp ph\u1ea3n x\u1ea1<\/td>\n\n

%<\/p>\n<\/td>\n

\u2264 1,0<\/td>\n\n

IEC 60793-1-20<\/p>\n<\/td>\n<\/tr>\n

\u0110\u01b0\u1eddng k\u00ednh l\u1edbp ph\u1ee7 ngo\u00e0i<\/td>\n\n

\u00b5m<\/p>\n<\/td>\n

245 \u00b1 5<\/td>\n\n

IEC 60793-1-21<\/p>\n<\/td>\n<\/tr>\n

\u0110i\u1ec3m suy hao t\u0103ng \u0111\u1ed9t bi\u1ebfn<\/td>\n\n

dB<\/p>\n<\/td>\n

0,1<\/td>\n\n

IEC 60793-1-40<\/p>\n<\/td>\n<\/tr>\n

S\u1ee9c c\u0103ng s\u1ee3i quang<\/td>\n\n

Gpa<\/p>\n<\/td>\n

\u2265 0,69<\/td>\n\n

IEC 60793-1-30<\/p>\n<\/td>\n<\/tr>\n

L\u1edbp v\u1ecf s\u01a1 c\u1ea5p s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ch\u1ed1ng \u1ea3nh h\u01b0\u1edfng c\u1ee7a tia c\u1ef1c t\u00edm (ch\u1ea5t acrylate), gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng ngo\u00e0i.<\/td>\n<\/tr>\n
L\u1edbp v\u1ecf s\u01a1 c\u1ea5p tr\u01b0\u1edbc khi nhu\u1ed9m m\u00e0u c\u00f3 \u0111\u01b0\u1eddng k\u00ednh danh \u0111\u1ecbnh l\u00e0 245\u00b5m \u00b110\u00b5m, sau khi nhu\u1ed9m m\u00e0u c\u00f3 \u0111\u01b0\u1eddng k\u00ednh danh \u0111\u1ecbnh 250\u00b5m \u00b1 10\u00b5m s\u1eed d\u1ee5ng lo\u1ea1i m\u1ef1c b\u1ec1n theo th\u1eddi gian<\/td>\n<\/tr>\n
Khi th\u1ef1c hi\u1ec7n h\u00e0n n\u1ed1i, l\u1edbp v\u1ecf s\u01a1 c\u1ea5p c\u00f3 th\u1ec3 t\u00e1ch d\u1ec5 d\u00e0ng ra kh\u1ecfi s\u1ee3i m\u00e0 kh\u00f4ng c\u1ea7n d\u00f9ng ho\u00e1 ch\u1ea5t v\u00e0 kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee3i.<\/td>\n<\/tr>\n
\n

6<\/strong><\/p>\n<\/td>\n

\u0110\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a d\u00e2y thu\u00ea bao<\/strong><\/td>\n<\/tr>\n
\n

6.1<\/p>\n<\/td>\n

D\u00e2y thu\u00ea bao \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng nh\u01b0 sau:<\/p>\n
    \n
  • Nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, v\u1eadn chuy\u1ec3n, l\u01b0u kho: t\u1eeb -10o<\/sup>C \u0111\u1ebfn +65o<\/sup>C<\/li>\n
  • \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ea9m t\u1eeb 0 \u0111\u1ebfn 100%;<\/li>\n
  • Kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p ph\u00f3ng \u0111i\u1ec7n c\u1ee7a v\u1ecf d\u00e2y thu\u00ea bao: ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p t\u1ed1i thi\u1ec3u 20KVDC hay 10KVAC rms \u0111\u1ed1i v\u1edbi \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u 50Hz-60Hz trong v\u00f2ng 5 ph\u00fat. Nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ee9ng minh \u0111\u01b0\u1ee3c c\u00e1p \u0111\u00e3 qua ph\u00e9p th\u1eed ti\u00eau chu\u1ea9n theo ti\u00eau chu\u1ea9n IEC-811\/ITU-T Rec.K25;<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
\n

6.2<\/p>\n<\/td>\n

C\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a d\u00e2y thu\u00ea bao FTTx-Sq\u00a0 \u0111\u01b0\u1ee3c ki\u1ec3m tra t\u1ea1i b\u01b0\u1edbc s\u00f3ng 1310, 1490 v\u00e0 1550nm<\/td>\n<\/tr>\n
<\/td>\n\n

Ph\u00e9p th\u1eed<\/strong><\/p>\n<\/td>\n

\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed v\u00e0 ti\u00eau chu\u1ea9n<\/strong><\/p>\n<\/td>\n<\/tr>\n

Kh\u1ea3 n\u0103ng ch\u1ecbu c\u0103ng<\/td>\nIEC 60794-1-2-E1<\/td>\n\u0110\u01b0\u1eddng k\u00ednh tr\u1ee5c cu\u1ed1n: \u2265 30D (D = \u0110\u01b0\u1eddng k\u00ednh c\u00e1p\/\u0110\u1ed9 r\u1ed9ng th\u00e2n d\u00e2y)<\/td>\n<\/tr>\n
Chi\u1ec1u d\u00e0i m\u1eabu: 100m; Th\u1eed li\u00ean t\u1ee5c: 500N trong 5 ph\u00fat.<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nC\u00e1p kh\u00f4ng b\u1ecb v\u1ee1 v\u1ecf, s\u1ee3i kh\u00f4ng b\u1ecb \u0111\u1ee9t, t\u0103ng suy hao: \u2264 0,2dB (b\u01b0\u1edbc s\u00f3ng 1310, 1490, 1550nm), \u0111\u1ed9 d\u00e3n c\u1ee7a d\u00e2y kh\u00f4ng qu\u00e1 0,25%<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e9p<\/td>\nIEC 60794-1-2-E3<\/td>\nL\u1ef1c th\u1eed: 500 N\/50mm x 50mm trong 5 ph\u00fat<\/td>\n<\/tr>\n
S\u1ed1 \u0111i\u1ec3m th\u1eed: 1<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nC\u00e1p kh\u00f4ng b\u1ecb v\u1ee1 v\u1ecf, s\u1ee3i kh\u00f4ng b\u1ecb \u0111\u1ee9t, t\u0103ng suy hao : \u2264 0,2 dB (b\u01b0\u1edbc s\u00f3ng 1310, 1490, 1550nm)<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu va \u0111\u1eadp<\/td>\nIEC 60794-1-2-E4<\/td>\n\u0110\u1ed9 cao c\u1ee7a b\u00faa: 100cm; Tr\u1ecdng l\u01b0\u1ee3ng b\u00faa: 0,3kg; \u0110\u1ea7u b\u00faa c\u00f3 \u0111\u01b0\u1eddng k\u00ednh: 25mm.<\/td>\n<\/tr>\n
S\u1ed1 \u0111i\u1ec3m th\u1eed: 10 \u0111i\u1ec3m c\u00e1ch nhau 10cm t\u1ed1c \u0111\u1ed9 2 gi\u00e2y\/1 l\u1ea7n.<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nC\u00e1p kh\u00f4ng b\u1ecb v\u1ee1 v\u1ecf, s\u1ee3i kh\u00f4ng b\u1ecb \u0111\u1ee9t, t\u0103ng suy hao : \u2264 0,2 dB (b\u01b0\u1edbc s\u00f3ng 1310, 1490, 1550nm)<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu u\u1ed1n cong (m\u1ec1m d\u1ebbo)<\/td>\nIEC 60794-1-2-E6<\/td>\n\u0110\u01b0\u1eddng k\u00ednh tr\u1ee5c u\u1ed1n: \u2264 20D (D= \u0110\u1ed9 r\u1ed9ng th\u00e2n d\u00e2y)<\/td>\n<\/tr>\n
G\u00f3c u\u1ed1n: \u00b1 90o<\/sup>; s\u1ed1 chu k\u1ef3: 25 chu k\u1ef3<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nC\u00e1p kh\u00f4ng b\u1ecb v\u1ee1 v\u1ecf, s\u1ee3i kh\u00f4ng b\u1ecb \u0111\u1ee9t, t\u0103ng suy hao : \u2264 0,2 dB (b\u01b0\u1edbc s\u00f3ng 1310, 1490, 1550nm)<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu xo\u1eafn<\/td>\nIEC 60794-1-2-E7<\/td>\nChi\u1ec1u d\u00e0i th\u1eed xo\u1eafn:\u22642m; s\u1ed1 chu k\u1ef3: 10 chu k\u1ef3<\/td>\n<\/tr>\n
G\u00f3c xo\u1eafn: \u00b1180o<\/sup>; T\u1ea3i d\u1ecdc tr\u1ee5c 40N<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nC\u00e1p kh\u00f4ng b\u1ecb v\u1ee1 v\u1ecf, s\u1ee3i kh\u00f4ng b\u1ecb \u0111\u1ee9t, v\u1ecf kh\u00f4ng b\u1ecb r\u1ea1n n\u1ee9t khi nh\u00ecn qua k\u00ednh ph\u00f3ng \u0111\u1ea1i l\u00ean 5 l\u1ea7n.<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/td>\nIEC 60794-1-2-F1<\/td>\nChu tr\u00ecnh nhi\u1ec7t: 23o<\/sup>C\u00e0-30o<\/sup>C \u00e0+60o<\/sup>C \u00e023o<\/sup>C<\/td>\n<\/tr>\n
Th\u1eddi gian t\u1ea1i m\u1ed7i chu k\u1ef3: 24 gi\u1edd<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\n\u0110\u1ed9 t\u0103ng suy hao: \u22640,2dB\/km (b\u01b0\u1edbc s\u00f3ng 1310, 1490, 1550nm)<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m<\/td>\nIEC 60794-1-2-F5<\/td>\nChi\u1ec1u d\u00e0i m\u1eabu: 3m; Chi\u1ec1u cao c\u1ed9t n\u01b0\u1edbc: 1m<\/td>\n<\/tr>\n
Th\u1eddi gian th\u1eed: 24 gi\u1edd<\/td>\n<\/tr>\n
Ch\u1ec9 ti\u00eau<\/td>\nN\u01b0\u1edbc kh\u00f4ng b\u1ecb th\u1ea5m qua m\u1eabu th\u1eed<\/td>\n<\/tr>\n
\u00a0T\u00e1ch d\u00e2y treo kh\u00f4ng \u1ea3nh h\u01b0\u1edfng s\u1ee3i quang. (Suy hao u\u1ed1n cong khi t\u00e1ch d\u00e2y treo<\/em>).<\/p>\n

 <\/td>\n

Chi\u1ec1u d\u00e0i m\u1eabu 150m, kh\u00f4ng c\u1eaft kh\u1ecfi cu\u1ed9n 1.000m. T\u00e1ch d\u00e2y treo theo chi\u1ec1u h\u01b0\u1edbng g\u1ea5p kh\u00fac v\u1edbi s\u1ee3i quang t\u1ea1o 1 g\u00f3c 180o<\/sup>, t\u00e1ch \u0111o\u1ea1n c\u00e1p v\u1edbi chi\u1ec1u d\u00e0i \u2265 1m.<\/p>\n

\u0110\u1ec3 t\u1ef1 nhi\u00ean \u0111o\u1ea1n d\u00e2y thu\u00ea bao sau khi t\u00e1ch. \u0110o suy hao t\u0103ng \u0111\u1ed9t bi\u1ebfn t\u1ea1i \u0111o\u1ea1n n\u00e0y ph\u1ea3i \u2264 0,1dB.<\/p>\n

Qu\u1ea5n \u0111o\u1ea1n d\u00e2y quang \u0111\u00e3 t\u00e1ch d\u00e2y treo 01 v\u00f2ng quanh tr\u1ee5c c\u00f3 \u0111\u01b0\u1eddng k\u00ednh 30mm.<\/p>\n

S\u1ee3i quang kh\u00f4ng b\u1ecb t\u1ed5n h\u1ea1i khi thao t\u00e1c t\u00e1ch d\u00e2y theo m\u1ecdi h\u01b0\u1edbng. \u0110\u1ed9 t\u0103ng suy hao sau khi u\u1ed1n cong l\u00e0 \u2264 0,2dB.<\/td>\n<\/tr>\n

Ki\u1ec3m tra \u0111\u1ed9 b\u00e1m ch\u1eb7t c\u1ee7a v\u1ecf<\/td>\nChi\u1ec1u d\u00e0i ph\u1ea7n m\u1eabu c\u1ea7n th\u1eed nghi\u1ec7m l\u00e0 300mm (kh\u00f4ng t\u00ednh ph\u1ea7n r\u1ecdc v\u1ecf \u0111\u1ec3 k\u1eb9p d\u00e2y gia c\u01b0\u1eddng). R\u1ecdc 02 \u0111\u1ea7u c\u00e1p, m\u1ed7i \u0111o\u1ea1n kho\u1ea3ng 20mm. Th\u1ef1c hi\u1ec7n ph\u00e9p th\u1eed b\u1eb1ng c\u00e1ch d\u00f9ng d\u1ee5ng c\u1ee5 k\u1eb9p m\u1ed9t \u0111\u1ea7u v\u00e0o l\u00f5i d\u00e2y gia c\u01b0\u1eddng 1 c\u00f2n \u0111\u1ea7u kia k\u1eb9p v\u00e0o l\u00f5i d\u00e2y gia c\u01b0\u1eddng 2. K\u00e9o v\u00e0 ghi l\u1ea1i l\u1ef1c k\u00e9o m\u00e0 t\u1ea1i \u0111\u00f3 l\u00e0m tr\u01b0\u1ee3t l\u1edbp v\u1ecf ngo\u00e0i kh\u1ecfi d\u00e2y gia c\u01b0\u1eddng.<\/p>\n

K\u1ebft qu\u1ea3: D\u00e2y thu\u00ea bao \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ea1t y\u00eau c\u1ea7u n\u1ebfu l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m tr\u01b0\u1ee3t l\u1edbp v\u1ecf ngo\u00e0i kh\u1ecfi d\u00e2y gia c\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 30N cho d\u00e2y thu\u00ea bao c\u00f3 d\u00e2y gia c\u01b0\u1eddng l\u00e0\u00a0 \u2265 0.4mm.<\/td>\n<\/tr>\n

Ki\u1ec3m tra \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa d\u00e2y treo v\u00e0 b\u1ee5ng d\u00e2y.<\/td>\nPh\u00e9p th\u1eed<\/td>\nChi\u1ec1u d\u00e0i m\u1eabu 1m. Th\u1ef1c hi\u1ec7n ph\u00e9p th\u1eed nh\u01b0 sau: D\u00f9ng k\u1eb9p c\u1ed1 \u0111\u1ecbnh d\u00e2y treo, sau \u0111\u00f3 d\u00f9ng l\u1ef1c t\u01b0\u1edbc (x\u00e9) d\u00e2y treo c\u00e1p ra kh\u1ecfi v\u00f9ng b\u1ee5ng c\u00e1p\u00a0(*)<\/sup>\u00a0\u2265 50N. (m\u1ee5c \u0111\u00edch ch\u1ed1ng c\u00e1p b\u1ecb t\u1ef1 x\u00e9 khi k\u00e9o trong c\u00e1c g\u00f4ng \u0111i\u1ec7n l\u1ef1c).<\/p>\n

(*) V\u00f9ng b\u1ee5ng c\u00e1p: L\u00e0 ph\u1ea7n d\u00e2y c\u00f2n l\u1ea1i (g\u1ed3m ph\u1ea7n nh\u1ef1a LSZH bao 2 d\u00e2y gia c\u01b0\u1eddng v\u00e0 s\u1ee3i quang) sau khi \u0111\u00e3 t\u01b0\u1edbc kh\u1ecfi ph\u1ea7n d\u00e2y treo c\u00e1p.<\/td>\n<\/tr>\n

Ch\u1ec9 ti\u1ec3u<\/td>\nV\u1edbi l\u1ef1c 50N ph\u1ea7n b\u1ee5ng c\u00e1p kh\u00f4ng b\u1ecb x\u00e9 ra kh\u1ecfi d\u00e2y treo<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu m\u00e0i m\u00f2n c\u1ee7a nh\u00e3n (ch\u1eef in) tr\u00ean d\u00e2y thu\u00ea bao<\/td>\nPh\u00e9p th\u1eed<\/td>\nX\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ecbu m\u00e0i m\u00f2n c\u1ee7a nh\u00e3n (ch\u1eef in) tr\u00ean d\u00e2y thu\u00ea bao quang.<\/p>\n

C\u1ee5 th\u1ec3: m\u1eabu d\u00e2y thu\u00ea bao c\u00f3 in nh\u00e3n \u0111\u1eb7t n\u1eb1m gi\u1eefa hai mi\u1ebfng ph\u1edbt b\u1eb1ng len. Mi\u1ebfng ph\u1edbt \u0111\u01b0\u1ee3c ng\u1ea5m n\u01b0\u1edbc ho\u00e0n to\u00e0n. L\u1ef1c 4N \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o nh\u00e3n \u1edf tr\u00ean m\u1eabu. M\u1eabu n\u00e0y \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed9ng t\u1ecbnh ti\u1ebfn 55\u00b15 l\u1ea7n\/ph\u00fat qua m\u1ed9t \u0111o\u1ea1n d\u00e0i 100mm. (Theo \u0111\u00fang qui \u0111\u1ecbnh t\u1ea1i TCVN 8696:2011 v\u00e0 TCVN 11298-1:2016)<\/td>\n<\/tr>\n

Ch\u1ec9 ti\u00eau<\/td>\nY\u00eau c\u1ea7u: Nh\u00e3n in tr\u00ean th\u00e2n d\u00e2y thu\u00ea bao v\u1eabn r\u00f5 r\u00e0ng sau khi k\u1ebft th\u00fac to\u00e0n b\u1ed9 th\u1eed nghi\u1ec7m<\/td>\n<\/tr>\n
\n

6.3<\/p>\n<\/td>\n

\u0110\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 \u0111i\u1ec7n v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a d\u00e2y thu\u00ea bao<\/td>\n<\/tr>\n
<\/td>\nT\u1ea3i tr\u1ecdng cho ph\u00e9p l\u1edbn nh\u1ea5t khi l\u1eafp \u0111\u1eb7t<\/td>\n\u00a0500N<\/td>\n<\/tr>\n
T\u1ea3i tr\u1ecdng cho ph\u00e9p l\u1edbn nh\u1ea5t khi l\u00e0m vi\u1ec7c<\/td>\n\u00a0400N<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu n\u00e9n<\/td>\n\u2265 500N\/5cm<\/td>\n<\/tr>\n
D\u1ea3i nhi\u1ec7t \u0111\u1ed9 khi l\u1eafp \u0111\u1eb7t<\/td>\n\u00a0-5o<\/sup>C ~ +65o<\/sup>C<\/td>\n<\/tr>\n
D\u1ea3i nhi\u1ec7t \u0111\u1ed9 khi l\u00e0m vi\u1ec7c<\/td>\n\u00a0-10o<\/sup>C ~ +65o<\/sup>C<\/td>\n<\/tr>\n
B\u00e1n k\u00ednh u\u1ed1n cong nh\u1ecf nh\u1ea5t cho ph\u00e9p khi l\u1eafp \u0111\u1eb7t<\/td>\n\u00a0\u226510 l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh c\u00e1p.<\/td>\n<\/tr>\n
B\u00e1n k\u00ednh u\u1ed1n cong nh\u1ecf nh\u1ea5t cho ph\u00e9p sau khi l\u1eafp \u0111\u1eb7t<\/td>\n\u00a0\u226520 l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh c\u00e1p.<\/td>\n<\/tr>\n
\n

7<\/strong><\/p>\n<\/td>\n

L\u1ef1c k\u00e9o c\u0103ng c\u1ee7a d\u00e2y thu\u00ea bao quang<\/strong><\/td>\n<\/tr>\n
\n

7.1<\/p>\n<\/td>\n

L\u1ef1c k\u00e9o cho ph\u00e9p l\u1edbn nh\u1ea5t khi thi c\u00f4ng c\u1ee7a d\u00e2y thu\u00ea bao (trong th\u1eddi gian ng\u1eafn) t\u1ed1i thi\u1ec3u \u0111\u1ea1t 500N<\/td>\n<\/tr>\n
\n

7.2<\/p>\n<\/td>\n

L\u1ef1c c\u0103ng cho ph\u00e9p trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng l\u1edbn h\u01a1n 30% c\u1ee7a l\u1ef1c c\u0103ng l\u1edbn nh\u1ea5t khi thi c\u00f4ng<\/td>\n<\/tr>\n
\n

8<\/strong><\/p>\n<\/td>\n

Kho\u1ea3ng v\u01b0\u1ee3t v\u00e0 \u0111\u1ed9 v\u00f5ng<\/strong><\/td>\n<\/tr>\n
\n

8.1<\/p>\n<\/td>\n

V\u1edbi kho\u1ea3ng v\u01b0\u1ee3t l\u00e0 \u2264 50m v\u1edbi \u0111\u1ed9 v\u00f5ng l\u00e0 1%<\/td>\n<\/tr>\n
\n

8.2<\/p>\n<\/td>\n

V\u1edbi kho\u1ea3ng v\u01b0\u1ee3t t\u1ed1i \u0111a cho ph\u00e9p l\u00e0 \u2264 80m v\u1edbi \u0111\u1ed9 v\u00f5ng t\u1eeb 2% \u0111\u1ebfn 3%<\/td>\n<\/tr>\n
\n

9<\/strong><\/p>\n<\/td>\n

\u0110\u00f3ng g\u00f3i v\u00e0 \u0111\u00e1nh d\u1ea5u<\/strong><\/td>\n<\/tr>\n
\n

9.1<\/p>\n<\/td>\n

\u0110\u00e1nh d\u1ea5u v\u00e0 chi\u1ec1u d\u00e0i d\u00e2y<\/strong><\/p>\n

C\u00e1c th\u00f4ng tin c\u1ee7a d\u00e2y thu\u00ea bao \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u t\u1ea1i m\u1ed7i m\u00e9t chi\u1ec1u d\u00e0i theo ti\u00eau chu\u1ea9n IEEE P1222. C\u00e1c th\u00f4ng tin kh\u00e1c \u0111\u01b0\u1ee3c th\u00eam v\u00e0o theo y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n

    \n
  1. Lo\u1ea1i v\u00e0 s\u1ed1 l\u01b0\u1ee3ng s\u1ee3i quang (\u201dG.657.A1-1FO\u201d)<\/li>\n
  2. T\u00ean c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t (VD: xxx)<\/li>\n
  3. N\u0103m s\u1ea3n xu\u1ea5t (VD: 2021)<\/li>\n
  4. T\u00ean kh\u00e1ch h\u00e0ng: VNPT<\/li>\n
  5. Chi\u1ec1u d\u00e0i. xxxx<\/li>\n<\/ol>\n

    V\u00ed d\u1ee5: D\u00e2y thu\u00ea bao FTTx-Sq lo\u1ea1i 2 s\u1ee3i<\/p>\n

    0001m\u00a0\u00a0\u00a0\u00a0\u00a0 G.657.A1-2FO\u00a0\u00a0\u00a0\u00a0 xxx\u00a0\u00a0\u00a0\u00a0\u00a0 2021\u00a0\u00a0\u00a0\u00a0\u00a0 VNPT\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0002m….<\/p>\n

     <\/p>\n

      \n
    • D\u00e2y do VINACAP s\u1ea3n xu\u1ea5t<\/u><\/strong><\/li>\n<\/ul>\n
        \n
      • D\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t 1FO LSZH:<\/li>\n<\/ul>\n

        0001m FTTx-Sq\u00a0 G.657.A1-1FO\u00a0 LSZH\u00a0 VINACAP\u00a0 2021\u00a0\u00a0<\/strong>\u00a0VNPT\u00a0 0002m<\/strong><\/p>\n

          \n
        • D\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t 2FO LSZH:<\/li>\n<\/ul>\n

          0001m FTTx-Sq\u00a0 G.657.A1-2FO\u00a0 LSZH\u00a0 VINACAP\u00a0 2021\u00a0\u00a0<\/strong>\u00a0VNPT\u00a0 0002m<\/strong><\/p>\n

            \n
          • D\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t 4FO LSZH:<\/li>\n<\/ul>\n

            \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0001m FTTx-Sq\u00a0 G.657.A1-4FO\u00a0 LSZH\u00a0 VINACAP\u00a0 2021\u00a0\u00a0<\/strong>\u00a0VNPT\u00a0 0002m<\/strong><\/p>\n

             <\/td>\n<\/tr>\n

\n

9.2<\/p>\n<\/td>\n

\u0110\u00f3ng g\u00f3i<\/strong><\/p>\n
    \n
  • Chi\u1ec1u d\u00e0i ti\u00eau chu\u1ea9n c\u1ee7a d\u00e2y: 1000 m.<\/li>\n
  • D\u00e2y thu\u00ea bao \u0111\u01b0\u1ee3c qu\u1ea5n v\u00e0o trong tr\u1ed1ng c\u00e1p b\u1eb1ng g\u1ed7, ho\u1eb7c nh\u1ef1a (v\u1edbi chi\u1ec1u d\u00e0i 1000m).<\/li>\n
  • Sau khi ho\u00e0n t\u1ea5t c\u00e1c vi\u1ec7c \u0111o th\u1eed, hai \u0111\u1ea7u cu\u1ed9n d\u00e2y ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ecdc k\u00edn \u0111\u1ec3 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc.<\/li>\n
  • M\u1eb7t tr\u1ed1ng c\u00e1p \u0111\u01b0\u1ee3c ghi c\u00e1c th\u00f4ng tin sau:<\/li>\n<\/ul>\n
      \n
    • T\u00ean nh\u00e0 s\u1ea3n xu\u1ea5t\u00a0 : xxx<\/li>\n
    • Lo\u1ea1i c\u00e1p\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 : D\u00e2y thu\u00ea bao FTTx-Sq<\/li>\n
    • S\u1ed1 s\u1ee3i quang\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 : i FO ( i: l\u00e0 s\u1ed1 s\u1ee3i quang)<\/li>\n
    • T\u00ean kh\u00e1ck h\u00e0ng\u00a0\u00a0 : VNPT<\/li>\n
    • Chi\u1ec1u d\u00e0i\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 : 1000 m<\/li>\n
    • Ng\u00e0y th\u00e1ng n\u0103m s\u1ea3n xu\u1ea5t: ………….<\/li>\n
    • Ng\u00e0y ki\u1ec3m tra\u00a0\u00a0\u00a0\u00a0 :…………………..<\/li>\n
    • Tr\u1ecdng l\u01b0\u1ee3ng c\u00e1p:……….kg<\/li>\n
    • Tr\u1ecdng l\u01b0\u1ee3ng c\u1ea3 b\u00f4 bin:……..kg<\/li>\n
    • M\u0169i t\u00ean ch\u1ec9 h\u01b0\u1edbng ra c\u1ee7a d\u00e2y<\/li>\n
    • D\u1ea5u ki\u1ec3m tra KCS khi xu\u1ea5t x\u01b0\u1edfng: bao g\u1ed3m c\u00e1c th\u00f4ng tin h\u1ec7 s\u1ed1 suy hao dB\/km c\u1ee7a t\u01b0\u0300ng s\u1ee3i quang \u1edf c\u00e1c b\u01b0\u1edbc s\u00f3ng 1310nm v\u00e0 1550nm.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
\n

10<\/strong><\/p>\n<\/td>\n

C\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c<\/strong><\/td>\n<\/tr>\n
\n

10.1<\/p>\n<\/td>\n

Bobin (tr\u1ed1ng c\u00e1p) d\u00e2y thu\u00ea bao \u0111\u1ec7m ch\u1eb7t \u0111\u1ea3m b\u1ea3o ch\u1eafc ch\u1eafn, kh\u00f4ng d\u1ec5 d\u00e0ng g\u00e3y v\u1ee1 khi s\u1eed d\u1ee5ng.<\/td>\n<\/tr>\n
\n

10.2<\/p>\n<\/td>\n

Sa\u0309n ph\u00e2\u0309m \u0111\u01b0\u01a1\u0323c sa\u0309n xu\u00e2\u0301t t\u1eeb n\u0103m 2020 tr\u1edf v\u1ec1 sau<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"featured_media":8502,"parent":0,"template":"","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"danh-muc-san-pham":[121],"tag-san-pham":[],"class_list":["post-4770","products","type-products","status-publish","has-post-thumbnail","hentry","danh-muc-san-pham-day-cap-thiet-bi-vien-thong"],"acf":[],"_links":{"self":[{"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/products\/4770","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/types\/products"}],"version-history":[{"count":4,"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/products\/4770\/revisions"}],"predecessor-version":[{"id":13481,"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/products\/4770\/revisions\/13481"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/media\/8502"}],"wp:attachment":[{"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/media?parent=4770"}],"wp:term":[{"taxonomy":"danh-muc-san-pham","embeddable":true,"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/danh-muc-san-pham?post=4770"},{"taxonomy":"tag-san-pham","embeddable":true,"href":"https:\/\/vinacap.vn\/zh\/wp-json\/wp\/v2\/tag-san-pham?post=4770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}