Product Hierarchy
Product Hierarchy

9L28309 - Flat Gray Ribbon Cable 9L283 Series, #28-09c, .050" Pitch


The shielded jacketed 9L283XX series provides shielding from external electrical interference and allows for greater flexibility, ease of termination, while providing exterior protection from the environment.

Physical Characteristics (Overall)

Conductor
AWGMaterialConstruction n x DNo. of Conductors
28TC - Tinned CopperStranded9
Conductor Count: 9
Insulation
MaterialNominal Wall Thickness
PVC - Polyvinyl Chloride0.01 in
Color Chart
NumberColor
1Gray
Outer Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeAlum / PolyBeldfoil®100 %TC - Tinned Copper287x36
Outer Jacket Material
MaterialNominal Wall Thickness
PVC - Polyvinyl Chloride0.038 in
0.115 in

Construction and Dimensions

Cond Spacing Center-Center: .050 in
Cond Spacing Center-Center Outside: .40 in
OuterJacket1, Nominal Width: .520 in

Electrical Characteristics

Conductor DCR
Max. DCR UnbalanceNominal Conductor DCR
3 %68.2 Ohm/1000ft
Capacitance
ElementNom. Capacitance Conductor to Conductor
@ 1 kHz (GSG) with shield grounded70 pF/ft
@ 1 MHz (GSG) with shield grounded50 pF/ft
Inductance
ElementNominal Inductance
@ 1 MHz (GSG) with shield grounded0.11 µH/ft
Impedance
Nominal Characteristic ImpedanceNominal Characteristic Impedance Description
45 Ohm(GSG) with shield grounded
High Frequency (Nominal/Typical)
Frequency [MHz]Nom. Insertion Loss
10 MHz6 dB/100ft
20 MHz9.5 dB/100ft
30 MHz12.5 dB/100ft
40 MHz14.9 dB/100ft
50 MHz17.2 dB/100ft
60 MHz19 dB/100ft
70 MHz21.5 dB/100ft
80 MHz23 dB/100ft
90 MHz24.5 dB/100ft
100 MHz26 dB/100ft
Delay
Nominal DelayNominal Velocity of Propagation (VP) [%]
1.7 ns/ft60 %
Unbalanced Crosstalk
ElementTypical Unbalanced NEXT %Typical Unbalanced FEXT %Typical Cross Talk Pulse Rise Time (ns)
10 ft. sample length with ground connected to shield1.5 MHz2 MHz3 ns
10 ft. sample length with ground connected to shield0.9 MHz1.5 MHz5 ns
10 ft. sample length with ground connected to shield0.7 MHz1.2 MHz7 ns
High Freq
ElementFrequency [MHz]
(GSG) with shield grounded10 MHz
(GSG) with shield grounded20 MHz
(GSG) with shield grounded30 MHz
(GSG) with shield grounded40 MHz
(GSG) with shield grounded50 MHz
(GSG) with shield grounded60 MHz
(GSG) with shield grounded70 MHz
(GSG) with shield grounded80 MHz
(GSG) with shield grounded90 MHz
(GSG) with shield grounded100 MHz
Current
Max. Recommended Current [A]
per conductor @ 20°C: 1 A
Voltage
UL Voltage Rating
300 V RMS

Temperature Range

Operating Temp Range: -20°C To +105°C

Mechanical Characteristics

Bulk Cable Weight: 44 lbs/1000ft
Min Bend Radius During Installation: 3.0 in
Min Bend Radius/Minor Axis: 1.25 in

Standards

UL Rating: UL AWM Style 2651, 20081
UL AWM Style: 2651, 20081
CSA Rating: 105°C, 300 V RMS, FT1
CSA AWM Specification: II A 105°C 300V

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/96/EC (BFR): Yes
EU Directive 2011/65/EU (ROHS II): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive 2015/863/EU: Yes
EU Directive Compliance: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
EU RoHS Compliance Date (yyyy-mm-dd): 2005-10-01
MII Order #39 (China RoHS): Yes

Suitability

Suitability - Indoor: Yes

Flammability, LS0H, Toxicity Testing

UL Flammability: VW-1
CSA Flammability: FT1
UL voltage rating: 300 V RMS

Plenum/Non-Plenum

Plenum (Y/N): No

Part Number

Variants
Item #ColorPutup TypeLengthUPC
9L28309 010100BlackReel100 ft612825221722
Footnote: E - MAY CONTAIN MORE THAN 1 PIECE. MINIMUM LENGTH OF ANY ONE PIECE IS 25'.

Product Notes

Notes: GSG=Ground-Signal-Ground Mode

History

Update and Revision: Revision Number: 0.314 Revision Date: 04-28-2020
Date: 2005-10-01
Belden-Copper-Catalog-2016.pdf
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