Xem mẫu
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 = 62.5/125
1. SCOPE
1.1 Application
This specification covers the general requirements for fiber optic telecommunication cables used for indoor/outdoor application.
1.2 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
ITEMS UNITS
SPECIFICATION
50 Multi Mode 62.5 Multi Mode
Attenuation
Bandwidth
Numerical Aperture
Core Diameter
Core Non-circularity
Cladding Diameter
Cladding Non-circularity
Core/Cladding Concentricity Error
Coating Diameter
Proof Test
dB/km ≤ 3.0 at 850nm ≤ 1.1 at 1300nm
MHz.km ≥ 400 at 850nm ≥ 600 at 1300nm
- 0.20±0.015
㎛ 50±3.0
% ≤ 6.0
㎛ 125±2.0
% ≤ 2.0
㎛ ≤ 3.0
㎛ 245±15
kpsi ≥ 100
≤ 3.5 at 850nm
≤ 1.2 at 1300nm
≥ 200 at 850nm
≥ 500 at 1300nm
0.275±0.015
62.5±3.0
≤ 6.0
125±2.0
≤ 2.0
≤ 3.0
245±15
≥ 100
KRONE RESERVE THE RIGHT TO MAKE CHANGE TO THIS DOCUMENT WITHOUT PRIOR NOTICE
PAGE 2 OF 9
110D 19 Mar 2002
Table 2. The Optical, Geometrical and Mechanical Performance of the Single Mode Fiber
ITEMS
Typical Attenuation
Maximum Attenuation
Chromatic Dispersion
Zero Dispersion Wavelength Zero Dispersion Slope
Cut-off Wavelength
(λ cc, 22m of a cabled fiber)
Mode Field Diameter
Mode Field Concentricity
Cladding Diameter
Cladding Non-circularity
Coating Diameter
Proof Test
UNITS
dB/km
dB/km
ps/nm.km
nm ps/nm2.km
nm
㎛
㎛
㎛
%
㎛
kpsi
SPECIFICATION ≤ 0.50 at 1310nm ≤ 0.40 at 1550nm ≤ 0.75 at 1310nm ≤ 0.75 at 1550nm
≤ 3.2 at 1285nm ~ 1330nm
≤ 18 at 1550nm 1300 ~ 1324 ≤ 0.093
≤ 1270
9.3 ± 0.5
≤ 0.8
125 ± 1.0
≤ 1.0
245 ± 15
≥ 100
3. CABLE CONSTRUCTION
The construction of the cable shall be in accordance with Table 3 and Table 4 below.
3.1 Single-unit Cable
Table 3. Construction of the Single-unit Cable
ITEMS
Number of Fibers
DESCRIPTION
2 ~ 12
Type of Fiber
Tight Buffer Coating
Dielectric Strength Member
Rip Cord
Single Mode, 62.5 Multi Mode, 50 Multi Mode Material: PVC
Outer diameter: 900±50 ㎛
Aramid Yarn
Aramid ripcord
(For 6 ~ 12 fiber cable)
Outer Jacket Material : PVC or LSZH Compound
KRONE RESERVE THE RIGHT TO MAKE CHANGE TO THIS DOCUMENT WITHOUT PRIOR NOTICE
PAGE 3 OF 9
110D 19 Mar 2002
3.2 Multi-unit Cable
Table 4. Construction of the Multi-unit Cable
ITEMS
Number of Fibers
DESCRIPTION
18 ~ 144
Type of Fiber
Tight Buffer Coating
Single Mode, 62.5 Multi Mode, 50 Multi Mode Material: PVC
Outer diameter: 900±50 ㎛
Sub-unit
No. of the Tight Buffered Fiber Dielectric Strength Member
Sub-unit Jacket
6: For 18~24 Fiber Cable
12 : For 36~144 Fiber Cable
Aramid Yarn
PVC or LSZH Compound
Dielectric CSM
Rip Cord
FRP (Fiberglass Reinforced Plastic) with PVC or LSZH Coating
Aramid Ripcord
Outer Jacket Material : PVC or LSZH Compound
4. IDENTIFICATION
4.1 The Color Code of the tight buffer coating
Table 5. The Color Code of the Tight Buffer Coating
No. of Tight Buffers Color
1 Blue 2 Orange 3 Green 4 Brown 5 Grey
6 White
No. of Tight Buffers Color
7 Red 8 Black 9 Yellow
10 Violet 11 Pink
12 Aqua
4.2 The Color of the sub-unit jacket
Unless otherwise requested by the customer, all single mode sub-unit jackets are yellow, all 50 Multi Mode and 62.5 Multi Mode sub-unit jackets are orange
The identification code & number is printed on the sub-unit jacket repeatedly (every 10 cm)
...
- tailieumienphi.vn
nguon tai.lieu . vn