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Rodent Protected Cable

LG lightguide cables will provide excellent transmission performance and protection of the fibers in a variety of field environments. These cables are designed with a special sheath to provide optimum protection against rodent hazard.

APPLICATIONS

* Areas where cables subjected to rodent hazard
* Long haul communication system
* Local area network system

FEATURES

* Protection from rodent hazard
* Excellent optical and mechanical performance
* Non-metallic cable core
* Standard fiber counts : 2-144

CABLE CROSS SECTION

OPTICAL FIBER
FILLING A suitable water-blocking compound
LOOSE TUBE Thermoplastic material
CENTRAL STRENGTH MEMBER Fiberglass Reinforced Plastic (FRP)
FILLER Thermoplastic cylinder which can replace a tube in the cable strand
CABLE CORE PROTECTION Plastic tapes helically or longitudinally
INNER SHEATH Black polyethylene
RODENT PROTECTED LAYER Nylon jacket
OUTER SHEATH Black polyethylene

CONSTRUCTION

(In case of 36 fibers)

ITEMS
UNIT
SPECIFICATION
NO. OF TUBES
EA
6
NO. OF FIBERS PER TUBE
EA
6
STRENGTH MEMBER
TYPE
-
FRP
DIA.
MM
NOM.2.7
CORE DIA.(NOMINAL)
MM
7.5
INNER SHEATH THICK(NOM.)
MM
1.0
NYLON JACKET THICK(NOM.)
MM
1.0
OUTER SHEATH THICK(NOM.)
MM
1.5
OUTER DIA.(NOMINAL)
MM
16.5
WEIGHT(APPROX.)
KG/KM
220
DELIVERY LENGTH(NOM.)
KM
1~4

STANDARD LOOSE TUBE SIZE

CLASSIFICATION
SMALL SIZE
MEDIUM SIZE
LARGE SIZE
NOMINAL OUTER DIAMETER(MM)
1.5
2.2
3.0
MAX.NO.OF FIBERS PER TUBE
1
6
12
MAX.NO.OF FIBERS IN CABLE
12
36
144

Geometric & optical properties of optical fibers

MFD
CLADDING DIAMETER
ATTENUATION (DB/KM)
DISPERSION (PS/NM.KM)
CUT-OFF WAVELENGTH (NM)
1.310
1.550
1.285~1.330
1.550
2M
9.5
125
0.38
0.25
3.2
18
1.100~1.330

Mechanical & environmental characteristics of cable

CHARACTERISTICS
UNIT
SPECIFICATION
MAXIMUM TENSILE LOAD
KG
200
MINIMUM BENDING RADIUS
- UNDER NO LOAD
- UNDER LOAD

MM
MM

170
340
CRUSH RESISTANCE
KG/CM
30
OPERATING TEMP.RANGE
 
-40~+70

IDENTIFICATION OF OPTICAL FIBERS

NO.OF FIBER
COLOR
NO.OF FIBER
COLOR
1
BLUE
7
BROWN
2
ORANGE
8
BLACK
3
GREEN
9
WHITE
4
RED
10
GRAY
5
YELLOW
11
AQUA
6
VIOLET
12
PINK

ORDERING INFORMATION

LG-LT-XX1-XX2-X3-XXXX4-X5 XX1 CORE CODE : - 00 : Single fiber per tube, Metallic CSM - 01 : Single fiber per tube, Non-metallic CSM - 10 : Six fiber per tube, Metallic CSM - 11 : Six fibers per tube, Non-metallic CSM - 20 : Twelve fibers per tube, Metallic CSM - 21 : Twelve fibers per tube, Non-metallic CSM XX2 SHEATH CODE : - 12: Inner PE sheath, Rodent protected layer, Outer PE sheath. X3 FIBER CODE : - 0 : Single mode fiber - 9/125§­ - 1 : Multimode fiber -50/125§­ - 2 : Multimode fiber -62.5/125§­ XXXX4 NUMBER OF FIBERS (0002~0072) X5 COPPER CODE : Number of copper conductors contained in the optical cable (0~4 pairs)

 

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