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Document overview
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Technical content
Page 1
Product: 7892A
Audio Snake Cable, #26-12pr, TC, Indiv. Shielded, CM
Product Description
Digital Audio Snake Cable, CM-Rated, 12-26 AWG tinned copper pairs, Datalene® insulation, individually shielded with Beldfoil® bonded to
numbered/color-coded PVC jackets so both strip simultaneously, PVC jacket
Technical Specifications
Physical Characteristics (Overall)
Conductor
| AWG | Stranding | Material | Nominal Diameter | No. of Pairs | |
|---|---|---|---|---|---|
| 26 | 7x34 | TC - Tinned Copper | 0.019 in | 12 | |
| Conductor Count: 24 | |||||
| Total Number of Pairs: 12 | |||||
Insulation
| Material | Material Trade Name | Nominal Diameter | Nominal Wall Thickness |
|---|---|---|---|
| PE - Polyethylene (Foam) | Datalene® | 0.054 in | 0.0175 in |
Color Chart
Inner Shield
| Type | Material | Material Trade Name | Coverage [%] | Drainwire Material | Drainwire Diameter | Drainwire AWG | Drainwire Construction n x D | |
|---|---|---|---|---|---|---|---|---|
| Tape | Bi-Laminate (Alum+Poly) | Beldfoil® | 100% | TC - Tinned Copper | 0.019 in | 26 | Stranded | |
| Table Notes: Indiv. Foil tapes bonded to inner jacket | ||||||||
Inner Jacket
| Material | Nominal Diameter | Nominal Wall Thickness |
|---|---|---|
| PVC - Polyvinyl Chloride | 0.136 in | 0.014 in |
Outer Shield
| Type | Material | Material Trade Name | Coverage [%] | Drainwire Material | Drainwire Diameter | Drainwire AWG | Drainwire Construction n x D |
|---|---|---|---|---|---|---|---|
| Tape | Bi-Laminate (Alum+Poly) | Beldfoil® | 100% | TC - Tinned Copper | 0.019 in | 26 | Stranded |
Outer Jacket
Page 2
| Material | Nominal Diameter | Nominal Wall Thickness | Ripcord |
|---|---|---|---|
| PVC - Polyvinyl Chloride | 0.679 in | 0.056 in | Yes |
Electrical Characteristics
Conductor DCR
| Individual Pair Nominal Shield DCR | Nominal Conductor DCR | Nominal Conductor DCR Conductor Resistance |
|---|---|---|
| 25.5 Ohm/1000ft | 37.3 Ohm/1000ft | 37.3 Ohm/1000ft |
Capacitance
| Nom. Capacitance Conductor to Conductor | Nom. Capacitance Conductor to Other Conductor to Shield |
| 12.5 pF/ft | 25 pF/ft |
| Frequency [MHz] | Nom. Insertion Loss |
| 0.384 MHz | 0.84 dB/100ft |
| 0.7056 MHz | 1.14 dB/100ft |
| 0.768 MHz | 1.18 dB/100ft |
| 1.024 MHz | 1.34 dB/100ft |
| 1.4112 MHz | 1.5 dB/100ft |
| 1.536 MHz | 1.54 dB/100ft |
| 2.048 MHz | 1.69 dB/100ft |
| 2.8224 MHz | 1.86 dB/100ft |
| 3.072 MHz | 1.92 dB/100ft |
| 4.096 MHz | 2.14 dB/100ft |
| 5.6448 MHz | 2.4 dB/100ft |
| 6.144 MHz | 2.47 dB/100ft |
| 8.192 MHz | 2.75 dB/100ft |
| 11.2896 MHz | 3.09 dB/100ft |
| 12.288 MHz | 3.18 dB/100ft |
| 24.576 MHz | 4.2 dB/100ft |
Page 3
Temperature Range
Operating Temperature Range: -30°C To +80°C
Mechanical Characteristics
Bulk Cable Weight:
150 lbs/1000ft
Max. Pull Tension:
129 lbs
Min. Bend Radius/Minor Axis:
7 in
Standards
NEC/(UL) Compliance:
CM
CEC/C(UL) Compliance:
CM
Applicable Environmental and Other Programs
Environmental Space:
Indoor (Not Riser or Plenum)
EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/11/EC (BFR): Yes
EU Directive 2011/65/EU (RoHS
Yes
2):
EU Directive 2012/19/EU
Yes
(WEEE):
EU Directive 2015/863/EU
Yes
(RoHS 2 amendment):
EU Directive Compliance:
EU Directive 2003/11/EC (BFR)
EU CE Mark:
Yes
MII Order #39 (China RoHS):
Yes
Suitability
Suitability - Indoor:
Yes
Flammability, LS0H, Toxicity Testing
UL Flammability:
UL1685 UL Loading
Plenum/Non-Plenum
Plenum (Y/N):
No
Related Part Numbers
Variants
| Item # | Color | Put-Up Type | Length | UPC | |
|---|---|---|---|---|---|
| 7892A Z4B2000 | Violet | Reel | 2,000 ft | 612825190776 | |
| 7892A Z4B1000 | Violet Z4B | Reel | 1,000 ft | 612825433903 | |
| Footnote: C - CRATE REEL PUT-UP. | |||||
Product Notes
Pair jackets and shields are bonded so both strip simultaneously with automatic stripping equipment. Datalene® insulation features include low dielectric constant and a
Notes:
dissipation factor for high-speed, low-distortion data handling. Physical properties include good crush resistance and light weight.
History
Update and Revision:
Revision Number: 0.360 Revision Date: 11-09-2022
© 2023 Belden, Inc All Rights Reserved. Although Belden makes every reasonable effort to ensure their accuracy at the time of this publication, information and specifications described here in are subject to error or omission and to change without notice, and the listing of such information and specifications does not ensure product availability. Belden provides the information and specifications herein on an "ASIS" basis, with no representations or warranties, whether express, statutory or implied. In no event will Belden be liable for any damages (including consequential, indirect, incidental, special, punitive, or exemplary damages) whatsoever, even if Belden has been advised of the possibility of such damages, whether in an action under contract,
negligence or any other theory, arising out of or in connection with the use, or inability to use, the information or specifications described herein. All sales of Belden products are subject to Belden's standard terms and conditions of sale. Belden believes this product to be in compliance with all applicable environmental programs as listed in the data sheet. The information provided is correct to the best of Belden's knowledge, information and belief at the date of its publication. This information is designed only as a general guide for the safe handling, storage, and any other operation of the product itself or the one that it becomes a part of. The Product
Disclosure is not to be considered a warranty or quality specification. Regulatory information is for guidance purposes only. Product users are responsible for determining the applicability of legislation and regulations based on their individual usage of the product.