Product Hierarchy
Product Hierarchy

ATMM100 - CAT3 Backbone, 100pr, Armor Shield, PVC Jkt, CMR




CAT3, ATMM/ARMM, 100-Pair, F/UTP-foil shield , Riser-CMR, Premise Backbone Cable, 24 AWG solid bare copper conductors, foam polyolefin insulation with PVC skin, ripcord, corrugated aluminum shield bonded to overall PVC jacket

Product Overview

Suitable Applications: Premise Backbone Cable

Construction Details

Conductor
SizeStrandingMaterialNo. of Pairs
24SolidBC - Bare Copper100
Insulation
MaterialColor Code
PO - Polyolefin (Foam)White & Blue, White & Orange, White & Green, White & Brown, White & Slate, Red & Blue, Red & Orange, Red & Green, Red & Brown, Red & Slate, Black & Blue, Black & Orange, Black & Green, Black & Brown, Black & Slate, Yellow & Blue, Yellow & Orange, Yellow & Green, Yellow & Brown, Yellow & Slate, Violet & Blue, Violet & Orange, Violet & Green, Violet & Brown, Violet & Slate, White/Blue, White/Orange, White/Green, White/Brown
Blue/White, Orange/White, Green/White, Brown/White
Outer Shield
Material
Aluminum
Armor
Armor Type & MaterialArmor Thickness
CAT - Corrugated Aluminum Tape.008 in (0.20 mm)
Outer Jacket
MaterialNom. DiameterRipcord
PVC - Polyvinyl Chloride0.850 inYes

Electrical Characteristics

Electricals
Max. Conductor DCRMax. Capacitance Unbalance
93.8 Ohm/km (28.6 Ohm/1000ft)330 pF/100m
Delay
FrequencyMax. DelayMax. Delay SkewNom. Velocity of Prop.
16 MHz543 ns/100m45 ns/100m68%
High Frequency
Frequency [MHz]Max. Insertion Loss (Attenuation) [dB/100m]Min. NEXT [dB]Min. PSNEXT [dB]Min. ACR [dB]Min. PSACR [dB]Min. RL (Return Loss) [dB]Max./Min. Fitted Impedance
0.7722.247.043.050.146.1100 +/- 15
1.02.645.041.047.843.812.0100 +/- 15
4.05.636.032.036.032.012.0100 +/- 15
8.08.531.027.028.324.312.0100 +/- 15
10.09.730.026.026.222.212.0100 +/- 15
16.013.127.023.020.116.110.0100 +/- 15
Voltage
UL Voltage Rating
300 V RMS

Mechanical Characteristics

Temperature
UL TemperatureOperatingInstallationStorage
60°C-30°C To +60°C-20°C To +60°C-30°C To +60°C
Bend Radius
Stationary Min.Installation Min.
8.5 in (220 mm)17.0 in (432 mm)
Max. Pull Tension: 600 lbs (270 kg)
Bulk Cable Weight: 414 lbs/1000ft (616 kg/km)

Standards and Compliance

Environmental Suitability: Riser, Indoor
Flammability / Reaction to Fire: UL 1666 Riser, FT4, IEC 60332-1-2
CPR Compliance: CPR Euroclass: Eca
NEC / UL Compliance: CMR
CEC / C(UL) Compliance: CMR
Data Category: Category 3
TIA/EIA Compliance: ANSI/TIA-568-C.2 Category 3
European Directive Compliance: EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE), REACH: 2017-07-10
UK Regulation Compliance: UKCA Mark
APAC Compliance: China RoHS II (GB/T 26572-2011)

Product Notes

Notes: Electrical values are expected performance based on cable testing and representative performance within a typical Belden system. Print Includes Descending Footage/Meter Markings. Corrugated Aluminum Armor Bonded to the Jacket.

History

Update and Revision: Revision Number: 0.416 Revision Date: 09-07-2025

Part Numbers

Variants
Item #ColorPutup TypeLengthUPC
ATMM100 008CUTGrayCut to Length612825062004
ATMM100 008CUTGrayCut to Length1 ft612825062004
Date: 2005-08-19
Belden-Copper-Catalog-2016.pdf
Copper-Structured-Cabling-Design-Guide.pdf
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