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YJ72872B1 – Category 3-UTP 25Pair 26AWG , GB 31247 B1 Rating
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Product Overview
| Suitable Applications: | Premise Backbone Cable, Ethernet 10BASE-T, Analog Phone, FAX |
Construction Details
Conductor
| Element | Stranding | No. of Pairs |
|---|---|---|
| Pair(s) | Solid | 25 |
Insulation
| Material | Color Code |
|---|---|
| PE – Polyethylene | Western Electric |
Outer Shield
| Shield Type |
|---|
| No Shield |
Outer Jacket
| Material | Ripcord |
|---|---|
| LSZH – Low Smoke Zero Halogen (Flame Retardant) | Yes |
| Overall Cable Diameter (Nominal): | 9.5 mm (0.37 in) |
Electrical Characteristics
Electricals
| Max. Conductor DCR | Max. Mutual Capacitance |
|---|---|
| 148 Ohm/km (45.1 Ohm/1000ft) | 66 pF/m (20 pF/ft) |
High Frequency
| Frequency | Max. Insertion Loss (Attenuation) | Min. NEXT [dB] | Min. SRL (Structural Return Loss) [dB] | Max./Min. Fitted Impedance |
|---|---|---|---|---|
| 1 | 3.1 | 41 | 12 | 100 ± 15 Ohms |
| 4 MHz | 6.7 | 32 | 12 | 100 ± 15 Ohms |
| 8 MHz | 10.2 | 27 | 12 | 100 ± 15 Ohms |
| 10 MHz | 11.6 | 26 | 12 | 100 ± 15 Ohms |
| 16 MHz | 15.7 | 23 | 10 | 100 ± 15 Ohms |
Mechanical Characteristics
Temperature
| UL Temperature | Operating |
|---|---|
| 72 V DC | -20°C to +60°C |
Bend Radius
| Installation Min. |
|---|
| 95 mm (3.7 in) |
| Max. Pull Tension: | 400 N (90 lbf) |
| Bulk Cable Weight: | 125 kg/km (84.0 lbs/1000ft) |
Standards and Compliance
| GB Compliance: | GB 31247 |
| TIA/EIA Compliance: | ANSI/ TIA 568 .2 D Category 3 |
| ISO/IEC Compliance: | IEC 11801-1 |
| European Directive Compliance: | EU Directive 2015/863/EU (RoHS 2 amendment) |
History
| Update and Revision: | Revision Number: 0.21 Revision Date: 12-12-2023 |
Part Numbers
Variants
| Item # | Color | Length |
|---|---|---|
| YJ72872B1 0101000M | Black | 1,000 m |
| YJ72872B1 0081000M | Gray | 1,000 m |
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