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Help CenterFactory Best Price Telephone Cable/Extended Telephone Lines
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Specifications
Factory best price telephone cable/Extended telephone linesConductor requirement: 99.99% pure copper
Factory best price 20 pair telephone cable/ Extended telephone lines
Application:
voice calls, 2 ~ 10M broadband network, building intelligent video intercom and security monitoring transmissions.
suitable occasions: outdoor, waterproof, anti-aging, indoor, tube wells, anti-cold occasion.
Working temperature: -30 ~ 60°C
Cable construction:
Conductor
Material: 99.99% oxygen-free soft round copper wire, comply with the national standard GB3953-1983
Conductor nominal diameter: 0.5 ± 0.005 mm
Conductor Elongation rate: ≥ 15%
Insulation
Material: High density polyethylene(HDPE), with density 0.941g/cm3 ,meet the national standard YD / T 760-1995
Insulation integrity: DC spark test 1.5-6KV, every 12Km insulation does not exceed a pinhole or similar defects.
Insulation Diameter: 0.88 ± 0.02 mm
Insulated main colors: white red black yellow purple
Insulated auxiliary colors: blue orange green brown gray
Insulation requirements: color does not fade, does not migrate, mechanical and physical properties meet the standard and requirements of GB/T13849.1-93
Twisted: two conductors with insulation twisted
Twisted insulation color code as table show
white |
Blue;Orange;Green;Brown;grey |
red |
Blue;Orange;Green;Brown;grey |
black |
Blue;Orange;Green;Brown;grey |
yellow |
Blue;Orange;Green;Brown;grey |
purple |
Blue;Orange;Green;Brown;grey |
Cable core binding tape: Non-hygroscopic impermeable high strength polyester film, comply with provisions of YD / T 322-1996
Jacket
Material: Medium-density PE special for cable sheathing
Sheath minimum thickness: 1.4mm
Cable Net weight: 0.217kg / m
Plastic coated aluminum tape:
meet standard of YD / T 723.2-2007, nominal thickness 0.20mm.
Plastic coated aluminum tape sheath mechanical and physical properties: meet standard YD / T 322-1996 standard.
Ripcord:
does not absorb moisture, not oil, continuously throughout the entire cable, strong enough to open the cable.
Finished cable electrical performance: Conforms to standard YD / T 322-1996 .
The length of the cable manufacturing: 305m, 500m, 1000m, 2000m
Packing size: 305m-70 * 40cm, 500m- 80* 40cm, 1000m-100 * 50cm, 2000 m-120*70cm
Packing mode: wooden drum + bubble film+ kraft paper+ batten + steel tape sealing
cable head: ends of the cable are sealed with end cap.
Cable end A :mark with red flag , cable end B: mark with green flag
Cable diameter: 17 mm
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