Central Loose Tube FO Cable

ARMORED, SINGLE JACKET PE/LSZH (ANTI-RODENT)

Description

. Fiber Optic Cable
. Central Loose Tube / Armored / Single-Jacket PE or LSZH (Anti-rodent)
. Color coded fibers, gel filled central loose tube, glass yarns, strength member, water blocking tape, corrugated steel tape armor and outer PE or LSZH jacket

 

CABLE CONSTRUCTION

Movie Title Items Description

Items

Description

Number of Fibers

Max. 24

Loose Buffer Tube

PBT (Polybutylene terephthalate)

Filling Compound
in Loose Buffer Tube

Thixotropic Jelly Compound

Strength Member

Glass yarns

Water Blocking tape

Water blocking tape

Ripcord

One ripcord

Armor

Material

Corrugated Steel Tape with Plastic Coating

Thickness

Nom. 0.15mm (Steel Tape)
Nom. 0.05mm (Plastic Coating on both sides)

Outer Jacket

Material

Black HDPE or LSZH

Thickness

Nom. 1.5 mm (HDPE) / Nom. 1.8mm(LSZH)

 

MECHANICAL AND ENVIRONMENTAL PERFORMANCE

Movie Title Items Test Method And Acceptance Criteria

Items

Test Method And Acceptance Criteria

Tensile Strength

# Test method: IEC 60794-1-2 Method E1
-. Mandrel diameter: 30D (D = cable diameter)
-. Installation tensile load: 1,250N for 1 hour
# Acceptance Criteria
-. Attenuation increment: = 0.10 dB/km (SM),= 0.20 dB/km (MMF)
for residual tensile load

Crush Resistance

# Test method: IEC 60794-1-2 Method E3
-. Load: 2200 N/10cm for 10 minute
# Acceptance Criteria
-. Attenuation increment: = 0.10 dB/km (SM), = 0.20 dB/km (MMF)
after completion of the test
-. No jacket cracking and fiber breakage

Impact resistance

# Test method: IEC 60794-1-2 Method E4
-. Impact energy: 10 N.m
-. No. of impact per point: 1 time at 3 points each
# Acceptance Criteria
-. Attenuation increment: = 0.10 dB/km (SM), = 0.20 dB/km (MMF)
after completion of the test
-. No jacket cracking and fiber breakage

Repeated Bending Test

# Test method: IEC 60794-1-2 Method E6
-. Mandrel diameter: 20D (D = cable diameter)
-. Load : 10kg
-. No. of cycles: 35 cycles
# Acceptance Criteria
-. Attenuation increment: = 0.10 dB/km (SM), = 0.20 dB/km (MMF)
after completion of the test

Torsion Test

# Test method: IEC 60794-1-2 Method E7
-. Cable length twisted: 2m
-. No. of twist cycles: 5 cycles
-. Twist angle: ± 180°
# Acceptance Criteria
-. Attenuation increment: = 0.10 dB/km (SM), = 0.20 dB/km (MMF)
after completion of the test

Temperature Cycling Test

# Test method: IEC 60794-1-2 Method F1
-. Cable length: at least 500m
-. At least 6 fibers shall be spliced and tested.
-. Temperature cycling schedule
: 23°C ? -20°C ? 70°C
-. Soak time at each temperature: 12 hours
-. No of cycles: 2
# Acceptance Criteria
-. Attenuation increment: = 0.15 dB/km (SM), = 0.30 dB/km (MMF)

Water Penetration Test

# Test method: IEC 60794-1-2 Method F5
-. Length of specimen: 3m
-. Height of pressure head: 1m
-. Test time: 24 hours
# Acceptance Criteria
-. No leakage through the open cable end

Flammability Test
(LSZH Jacket Cable only)

# Test method and Acceptance Criteria
The cable shall comply with IEC 332-1.

APPLICATION

Fiber optic telecommunication cables used for duct and direct burial application