Tham khảo tài liệu 'datasheet - fo - cable - indoor fiber cable', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | TECHNICAL SPECIFICATION FOR TIGHT-BUFFER/DISTRIBUTION CABLES FLAME-RETARDANT / LOW SMOKE ZERO HALOGEN USED FOR INDOOR/OUTDOOR APPLICATION (Based on GR 409 CORE) 5XXXLZHIOCCC/20 XXX – Core Count CCC – Fiber Type, 010 = 9/125, 050 = 50/125, 062 = 1. SCOPE Application This specification covers the general requirements for fiber optic telecommunication cables used for indoor/outdoor application. Cable Description 1) Single-Unit, Distribution Cable (2~12 Fibers) Tight buffered fiber, dielectric strength member and PVC / LSZH (Low Smoke Zero Halogen) jacket 2) Multi-Unit, Distribution Cable (18~144 Fibers) Tight buffered sub-unit cables, dielectric central strength member (CSM), PVC / LSZH (Low Smoke Zero Halogen) jacket 2. OPTICAL FIBER The optical, geometrical and mechanical performance of the optical fiber shall be in accordance with Table 1 and Table 2 below. Table 1. The Optical, Geometrical and Mechanical Performance of the Multi Mode Fiber SPECIFICATION ITEMS UNITS 50 Multi Mode Multi Mode ≤ at 850nm ≤ at 850nm Attenuation dB/km ≤ at 1300nm ≤ at 1300nm ≥ 400 at 850nm ≥ 200 at 850nm Bandwidth ≥ 600 at 1300nm ≥ 500 at 1300nm Numerical Aperture - ± ± Core Diameter ㎛ 50± ± Core Non-circularity % ≤ ≤ Cladding Diameter ㎛ 125± 125± Cladding Non-circularity % ≤ ≤ Core/Cladding Concentricity Error ㎛ ≤ ≤ Coating Diameter ㎛ 245±15 245±15 Proof Test kpsi ≥ 100 ≥ 100 KRONE RESERVE THE RIGHT TO MAKE CHANGE TO THIS DOCUMENT WITHOUT PRIOR NOTICE 110D 19 Mar 2002 PAGE 2 OF 9 Table 2. The Optical, Geometrical and Mechanical Performance of the Single Mode Fiber ITEMS UNITS SPECIFICATION ≤ at 1310nm Typical Attenuation dB/km ≤ at 1550nm ≤ at 1310nm Maximum Attenuation dB/km ≤ at 1550nm ≤ at 1285nm ~ 1330nm Chromatic Dispersion ps/ ≤ 18 at 1550nm Zero Dispersion Wavelength nm 1300 ~ 1324 Zero Dispersion Slope ps/ ≤ Cut-off Wavelength nm ≤ .
