Product Hierarchy
Product Hierarchy

DIW4 - Cat 3 Cable, U/UTP, PVC, 4 Pair, AWG 24, Riser




CAT3, DIW 4-Pair, U/UTP-unshielded, Riser-CMR, Premise Horizontal cable, 24 AWG solid bare copper conductors, PVC insulation, ripcord, PVC jacket

Product Overview

Suitable Applications: Premise Horizontal Cable

Construction Details

Conductor
SizeStrandingMaterialNo. of Pairs
24SolidBC - Bare Copper4
Insulation
MaterialColor Code
PVC - Polyvinyl ChlorideWhite/Blue & Blue, White/Orange & Orange, White/Green & Green, White/Brown & Brown
Outer Jacket
MaterialNom. DiameterRipcord
PVC - Polyvinyl Chloride0.169 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
0.7722.247.043.050.146.1
12.645.041.047.843.812.0100 ± 15 Ohm
45.636.032.036.032.012.0100 ± 15 Ohm
88.531.028.028.324.312.0100 ± 15 Ohm
109.730.026.026.222.312.0100 ± 15 Ohm
1613.127.023.020.116.110.0100 ± 15 Ohm
Voltage
UL Voltage Rating
300 V RMS

Mechanical Characteristics

Temperature
UL TemperatureOperatingInstallationStorage
60°C-30°C To +60°C-30°C To +60°C-30°C To +60°C
Bend Radius
Stationary Min.Installation Min.
1.0 in (25 mm)1.75 in (44.5 mm)
Max. Pull Tension: 25 lbs (11 kg)
Bulk Cable Weight: 16 lbs/1000ft (24 kg/km)

Standards and Compliance

Environmental Suitability: Riser, Indoor
Flammability / Reaction to Fire: UL 1666 Riser, FT4
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
Third Party Performance Verification: 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)
Plenum Number: DFLEX4

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.

History

Update and Revision: Revision Number: 0.609 Revision Date: 09-07-2025

Part Numbers

Variants
Item #ColorPutup TypeLengthUPC
DIW4 732B1000Olive1,000 ft612825060840
DIW4 732B1000Olive1,000 ft612825060840
DIW4 732B1000BOlive1,000 ft
DIW4 732U1000OliveUnReel1,000 ft612825060833
DIW4 732U1000OliveUnReel1,000 ft612825060833
DIW4 732U1000BOliveUnReel1,000 ft
DIW4 732U1500OliveUnReel1,500 ft612825060857
DIW4 732U1500OliveUnReel1,500 ft612825060857
Date: 2005-08-19
Belden-Copper-Catalog-2016.pdf
Copper-Structured-Cabling-Design-Guide.pdf
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