TAILIEUCHUNG - Datasheet - FO - Cable - Outdoor, Armor, PE Jacketed

Tham khảo tài liệu 'datasheet - fo - cable - outdoor, armor, pe jacketed', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 23 TECHNICAL SPECIFICATION OPTICAL FIBRE CABLE LOOSE TUBE / JELLY FILLED DOUBLE JACKET / SINGLE ARMORED (LTD ARM CABLE) 23 1. SCOPE Application This specification covers the general requirements for fiber optic telecommunication cables used for inter-building backbone in duct, direct buried and lashed aerial installation. Cable Description 1) Jelly Filled / Double Jacket / Single Armored Rodent Protected Cable Single and 50 or Multi mode color coded fibers, jelly filled color coded loose tubes, PE filler (if required), water swellable yarn around the central strength member, SZ-stranded around the dielectric CSM, water swellable tape, outer strength member, inner PE jacket, water swellable tape, corrugated steel tape armor and outer PE jacket. 2. OPTICAL FIBER The optical, geometrical and mechanical performance of the optical fiber shall be in accordance with Table 1 and 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 ≥ 400 at 1300nm Numerical Aperture - ± ± Core Diameter µm 50± ± Core Non-circularity % ≤ ≤ Cladding Diameter µm 125± 125± Cladding Non-circularity % ≤ ≤ Core/Cladding Concentricity Error µm ≤ ≤ Coating Diameter µm 245±15 245±15 Proof Test Kpsi ≥ 100 ≥ 100 *Note) Superior performance available upon request. PAGE 2 OF 8 23 Table 2. The Optical, Geometrical and Mechanical Performance of the Single Mode Fiber ITEMS UNITS SPECIFICATION ≤ at 1310nm 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 ≤ 1270 (λcc, 22m of a cabled fiber) Mode Field Diameter µm ± Mode Field .

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