Product Hierarchy
Product Hierarchy

1685ENH - Category 6A Nonbonded-Pair ScTP Cable

1685ENH-Category 6A Nonbonded-Pair ScTP

Cat. 6A (500MHz), 4-Pair, F/FTP shielded, Premise Horizontal Cable, 23 AWG Solid Bare Copper conductors, Foam Polyolefin insulation, each pair with Beldfoil® shield, AWG 26 solid tinned copper drainwire, overall Beldfoil® shield, LSZH jacket

Product Overview

Environmental Space: Indoor - Euroclass Dca
Suitable Applications: Horizontal and building backbone cable; Support current and future Category 6A and 6 applications, such as: 10GBase-T (10 Gigabit Ethernet), 1000Base-T (Gigabit Ethernet), 100 Base-T, 10 Base-T, FDDI, ATM

Physical Characteristics (Overall)

Conductor
ElementAWGStrandingMaterialNo. of Pairs
Individual pair23SolidBC - Bare Copper4
Conductor Count: 8
Total Number of Pairs: 4
Conductor Size: 23 AWG
Insulation
ElementTypeMaterialNominal Diameter
Individual pairDielectricPolyethylene1.32 mm
Color Chart
NumberColor
Pair 1White & Blue
Pair 2White & Orange
Pair 3White & Green
Pair 4White & Brown
Inner Shield Material
ElementTypeMaterialCoverage [%]
Individual shielded pairTapeAluminum / Polyester100 %
InnerShield, Table Note: Aluminum facing outside
Outer Shield Material
TypeMaterialCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Position
TapeAluminum/Polyester100 %Solid tinned copper26Between inner and outer foil
Note: Aluminum facing inside
Outer Jacket Material
MaterialNominal DiameterDiameter +/- ToleranceRipcord
LSZH / FRNC7.1 mm0.3 mmYes

Construction and Dimensions

Min Elongation at Breakof Conductors: 10 %
Min Elongation at Breakof Insulation: 100 %
Cabling
Description
4 pairs twisted together
Min Elongation at Breakof Jacket: 100 %
Min Tensile Strength of Jacket: 9 MPa

Electrical Characteristics

Conductor DCR
Max. Conductor DCRMax DCR Unbalanced Between Pairs [%]Max. DCR Unbalanced Within Pair [%]
95 Ohm/km4 %2 Ohm
Capacitance
Max. Capacitance UnbalanceMax. Mutual Capacitance
1,600 pF/m56 pF/m
Shielding: F/FTP - Overall Foil / Individual Foil
Impedance
Nominal Characteristic Impedance
100 Ohm
Delay
Max. Delay SkewNominal Velocity of Propagation (VP) [%]
25 ns/100m77 %
High Freq
Frequency [MHz]Max. Insertion Loss (Attenuation)Min. NEXT [dB]Min. PSNEXT [dB]Min. ACR [dB]Min. PSACR [dB]Min. ACRF (ELFEXT) [dB]Min. PSACRF (PSELFEXT) [dB]Min. RL (Return Loss) [dB]Min. PSANEXTMin. PSAACRFMin. TCL [dB]Min. ELTCTL [dB]
1 MHz2.1 dB/100m75.3 dB72.3 dB73.2 dB70.2 dB68 dB65 dB20 dB67 dB67 dB40 dB35 dB
4 MHz3.8 dB/100m66.3 dB63.3 dB62.5 dB59.5 dB56 dB53 dB23 dB67 dB66.2 dB34 dB23 dB
10 MHz5.9 dB/100m60.3 dB57.3 dB54.4 dB51.4 dB48 dB45 dB25 dB67 dB58.2 dB30 dB15 dB
16 MHz7.5 dB/100m57.2 dB54.2 dB49.8 dB46.8 dB43.9 dB40.9 dB25 dB67 dB54.1 dB28 dB10.9 dB
31.2 MHz10.5 dB/100m52.9 dB49.9 dB42.4 dB39.4 dB38.1 dB35.1 dB23.6 dB67 dB48.3 dB25.1 dB5.1 dB
62.5 MHz15 dB/100m48.4 dB45.4 dB33.4 dB30.4 dB32.1 dB29.1 dB21.5 dB65.6 dB42.3 dB22 dB
100 MHz19.1 dB/100m45.3 dB42.3 dB26.2 dB23.2 dB28 dB25 dB20.1 dB62.5 dB38.2 dB20 dB
125 MHz21.5 dB/100m43.8 dB40.8 dB22.3 dB19.3 dB26.1 dB23.1 dB19.4 dB61 dB36.3 dB19 dB
200 MHz27.6 dB/100m40.8 dB37.8 dB13.2 dB10.2 dB22 dB19 dB18 dB58 dB32.2 dB17 dB
250 MHz31.1 dB/100m39.3 dB36.3 dB8.3 dB5.3 dB20 dB17 dB17.3 dB56.5 dB30.2 dB16 dB
300 MHz34.3 dB/100m38.1 dB35.1 dB3.9 dB0.9 dB18.5 dB15.5 dB17.3 dB55.3 dB28.7 dB
500 MHz45.3 dB/100m34.8 dB31.8 dB-10.4 dB-13.4 dB14 dB11 dB17.3 dB52 dB24.2 dB
625 MHz51.2 dB/100m33.4 dB30.4 dB-17.8 dB-20.8 dB12.1 dB9.1 dB17.3 dB50.6 dB22.3 dB
High Freq Table Note: Limits below 4MHz and at 625MHz are for information only.
Coupling Attenuation
Coupling Attenuation [dB]
Type II V dB
Coupling Attenuation Class: Type II
Transfer Impedance
Frequency [MHz]DescriptionTransfer Impedance
1 MhzGrade 2Max.50 mOhm/m
10 MhzMax. 100 mOhm/m
30 MhzMax. 200 mOhm/m
100 MhzMax. 1000 mOhm/m
Current
Max. Recommended Current [A]
1.5 A
Voltage
Voltage Rating [V]
72 V

Temperature Range

Installation Temp Range: 0°C To +50°C
Operating Temp Range: -30°C To +60°C

Mechanical Characteristics

Bulk Cable Weight: 48 kg/km
Max Recommended Pulling Tension: 79 N
Min Bend Radius During Installation: 57 mm
Min Bend Radius During Operation: 29 mm

Standards

ISO/IEC Compliance: ISO/IEC 11801 Ed. 2.2:2002/A2:2010/C1:2011
CPR Euroclass: Dca-s2,d1,a1
CENELEC Compliance: EN 50173-1 Ed. 3:2011
Data Category: Category 6A
ANSI Compliance: ANSI/TIA/EIA 568-B.2-1 (2002)

Applicable Environmental and Other Programs

EU RoHS Compliance Date (yyyy-mm-dd): 2013-07-26

Flammability, LS0H, Toxicity Testing

ISO/IEC Flammability: IEC 60332-1
Burning Load: 515 kJ/m
Amount of Halogen acc. to IEC 60754-1 & EN50267-1: Zero

Part Number

Variants
Item #Color
1685ENH.001000Gray
1685ENH.00500Gray
1685ENH.00600Gray
1685ENH.031000Purple
1685ENH.03500Purple
Patent: https://www.belden.com/resources/patents

History

Revision Number: 6
Date: 2013-07-26
Belden-Copper-Catalog-2016.pdf