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  • Superior Essex Cable 1161A Series Category 3 Tinned Copper Central Office Cable

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    The 1161A Series Central Office (CO) Cables are designed for use between switching and transmission equipment, spanning distances up to 565 feet. With short twist lays, 1161A series offers superior crosstalk performance over standard telephone cable. It is manufactured with a foil shield for Electromagnetic Interference (EMI) reduction. The 1161A series meets or exceeds all applicable requirements of Telcordia® GR-137 specifications.

    Features:
    • 24 AWG tinned copper conductors
    • Solid color Polyolefin insulation
    • 100 Ohm nominal Impedance
    • Short pair lays/tight twists
    • Aluminum foil shield
    • Tinned copper drain wire
    • CMR listed
    • 75°C rating
    • Rip cord

    Benefits:
    • Small diameter and light weight results in smaller bundles of cables and improved flexibility(compared with 600 Series)
    • Tinned copper conductors minimize change in wire-wrap joint resistance
    • Greater crush resistance and improved transmission characteristics
    • Impedance mismatch with OSP cable is minimized
    • Improved crosstalk performance and pair identification
    • EMI isolation
    • Easier termination and superior grounding
    • Suitable for horizontal and riser installations
    • Wider operating temperature range
    • Added ease of jacket removal

    Specifications:
    Conductor
    • Tinned copper

    Insulation
    • Polyolefin

    Core Wrap
    • Non-hygroscopic, dielectric tape

    Shield
    • Aluminum foil

    Jacket
    • Gray PVC printed at 2 foot intervals including product identification, pair count, UL information and sequential lengths in feet and meters

    Performance Compliance
    • Telcordia® GR-137-CORE, Issue 2, May 2013
    • Telcordia GR-499-CORE (Pulse shape compliance at 565 feet)
    • ASTM B33 - Tinned Copper
    • UL® 444
    • CSA C22.2 No. 214-08
    • UL 1666
    • ANSI/TIA-568-C.2
    • RoHS-compliant/RoHS 2-compliant

    NRTL Programs
    • UL, c(UL) Listed CMR

    Applications:
    • T1/DS1
    • T1C/DS1C
    • DS2

    awg (mm) pair
    count
    nominal
    diameter
    in (mm)
    approx.
    weight
    lbs/kft
    (kg/km)
    standard
    length ft (m)
    package Superior
    Essex Cable
    part number
    24 (0.5) 8 0.35 (8.9) 45 (67) 10,000 (3,048) Reel 55-F99-21
    24 (0.5) 16 0.41 (10) 77 (115) 7,000 (2,133) Reel
    55-599-21*
    24 (0.5) 25 0.48 (12) 112 (167) 5,000 (1,524) Reel
    55-799-21*
    24 (0.5) 28 0.51 (13) 123 (183) 5,000 (1,524) Reel
    55-899-21*
    24 (0.5) 32 0.55 (14) 143 (213) 4,000 (1,219) Reel
    55-A99-21*
    24 (0.5) 50 0.66 (17) 210 (313) 3,000 (914) Reel
    55-B99-21*
    24 (0.5) 100 0.89 (23) 389 (579) 1,000 (305) Reel
    55-E99-21*

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