BIRLA CABLE LTD.
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FIBRE OPTIC CABLES > UNDERGROUND DUCT > DIELECTRIC > MULTITUBE

12F-288F DOUBLE SHEATH MULTI-TUBE UNARMOURED OPTICAL FIBRE CABLE

Application

  • Suitable for Duct Installation, pulled & blown
Ipsum

Typical Cross section of 72 Fibre

Cable Construction Details

  • Up to 288 enhance low water peak single mode fibres in full compliance with ITU-T-G.652.D (also available with G655 / G656 / G657 SM Fibre and OM1 / OM2 / OM3 & OM4 MM Fibre)
  • 6/8/12/24 fibre per tube combinations are available in 6/8/12/18/24 element construction
  • Non metallic anti-buckling FRP rod as Central Strength Member (also available with Steel rod)
  • Loose buffer tubes fully filled with Thixotropic Jelly and Fibres.
  • Loose buffer tubes S-Z Stranded. (Water swellable yarn over CSM).
  • Cable core is dry( also available in Jelly filled)
  • S-Z core wrapped with polyester tape / water swellable tape
  • UV Stabilized HDPE inner sheath
  • Outer Sheath PA12 , Orange
  • Rip Cord to open the sheath

Technical Characteristics

FIBRE COUNT DIAMETER (mm) Nominal WEIGHT (Kg./Km) Nominal TENSILE STRENGTH (N) BENDING RADIUS (mm) TEMPERATURE RANGE
(IEC 60794-1-2-F1)
Installation Operation Installation Operation Installation Operation
UPTO 72F 11 88 2000 1200 10D 20D -10° to +50° C -40° to +70° C
96F 12.5 120 4800 2800 10D 20D -10° to +50° C -40° to +70° C
144F 14.8 170 5000 3000 10D 20D -10° to +50° C -40° to +70° C
192F-216F 15.5 170 3600 1200 10D 20D -10° to +50° C -40° to +70° C
288F 17.4 220 4800 2700 10D 20D -10° to +50° C -40° to +70° C

Colour Coding - Fibre & Tube

Blue Orange Green Brown Grey White Red Black Yellow Violet Pink Aqua
We provide Black stripe over the tube in case of more than 12 tubes

Special Features

  • Single & Double layer S-Z stranded construction
  • Flexible buffer tubes provide easy fibre routing inside closure
  • Light in weight, hence easy to install
  • Insect & termite resistant

Drum Length

  • 2000/ 3000/ 4000 meters ± 5%

Mechanical Characteristics

Repeated Bending [IEC 60794-1-21-E6] 30 Cycle, r= 20 X D, 5 Kg Load, D = Cable Diameter
Torsion Resistance [IEC 60794-1-21-E7] 10 Cycle (± 180°), 5 Kg Weight, L= 2 Mtr
Crush Resistance [IEC 60794-1-21-E3A] 2500 N /(100 X 100 mm) for 60 sec
Impact Resistance [IEC 60794-1-21-E4] 10 Nm, 3 Nos
Kink Resistance [IEC 60794-1-21 E10] 10 x D, D = Cable Diameter
Water Penetration [IEC 60794-1-22-F5 B] 1 Meter Water Head, 3 Meter Cable Sample, 24 Hours