Ultra Lite Cable
DETAILS OF 12 TO 24 FIBER ULTRA LITE BURIED CABLE
Cable Construction
Cross-sectional drawings of 24-FIBER ULTRA LITE BURIED CABLE is attached. Some details are as under:
Cabled Fiber Spcification
Fiber: Single mode matched clad
Cladding diameter: 125 + 2 micrometer
Primary buffer coating: 245+ 10 micrometer
Core/clad concentricity error: < 1 micrometer
Cladding non-circularity: < 2%
Mode field diameter: 9.3 um + 0.5 um at 1310
Mode field concentricity error: < 1 um Max
Attenuation: 0.4/0.3 dB/km at 1310/1550 nm
Average cable attenuation: 0.36/0.25 dB/km at 1310/1550 nm
Chromatic dispersion: 3.5 ps/(nm 2 .km) 18 ps/(nm 2 .km) at 1330/1550 nm
Zero dispersion slope: 0.092 ps/nm2-km
Zero dispersion wavelength: 1300 to 1324 nm
Cut-off wavelength: 1180 to 1330
Polarization mode dispersion: 0.5 ps/ /km (Cabled Fiber)
1550 loss performance: < 0.5 dB loss with 100 turns around the mandrel of 37.5 mm
Proof test level: 100 kpsi (1%)
Mechanical Properties of the Cable
Fiber testing as per ITU-T G 652
Tensile strength of the cable 2100 N as per IEC-794-1-E1
Crush strength 1500 N/10 cm for 1minute, as per IEC 794-1-E3
Temperature Cycling -10 to +70 °C 10 cycles, as per IEC 794-1-F1
Water penetration 24 hours, as per IEC 794-1-F5
Impact 3 points, as per IEC 794-1-E4
Repeated Bending 50 cycles, as per IEC-794-1-E6
Torsion 5 cycles, as per IEC 794-1-E7