Multi Loose Tube Metallic Armored Single PE Jacket Cable
Multi Loose Tube Metallic Armored Single PE Jacket cable is designed for outdoor fiber networks that need stronger mechanical protection and dry-core water blocking in ducts, conduits and direct-buried routes. This structure combines a stranded loose-tube core, corrugated steel tape armor and an HDPE outer sheath for demanding outside plant installations.
It is a practical choice for inter-building links, campus backbones, WAN infrastructure, FTTB and FTTC projects where crush resistance, rodent protection and environmental durability matter more than a light indoor-focused structure.
Overview of Multi Loose Tube Metallic Armored Single PE Jacket
This Multi Loose Tube Metallic Armored Single PE Jacket construction uses colored loose tubes stranded around a central strength element. Water-swellable tape limits longitudinal water penetration, while swellable glass yarns support tensile performance. Over the core, corrugated steel tape armor adds mechanical protection and rodent resistance, and the final HDPE sheath improves UV stability and outdoor durability.
The datasheet specifies a two-layer loose-tube construction for configurations up to 192 fibers. Tube count, sheath color, fiber color plan and additional aramid or glass-yarn reinforcement can be adapted to the project before production.
For broader category context, see fiber optic and data LAN cables. For technical background, also review what fiber optic cable is and the fire-performance guide on CPR compliant cables.
Multi Loose Tube Metallic Armored Single PE Jacket Cable Construction
Loose Tube Core
Colored loose tubes are arranged around the central strength member to keep fibers organized and protected for outside plant use.
Water Blocking Design
Water-swellable tape and water-blocking elements help reduce the risk of longitudinal water migration inside the cable.
Glass Yarn Reinforcement
Swellable glass yarns increase tensile support and add another protection layer around the tube set.
Corrugated Steel Tape Armor
Metallic armor improves crush resistance and strengthens the cable for routes where mechanical risk is higher.
Ripcord for Stripping
A high-strength ripcord under the armor simplifies access during installation and termination work.
HDPE Outer Jacket
The single PE jacket offers UV resistance, good outdoor ageing performance and protection against stress cracking.
Multi Loose Tube Metallic Armored Single PE Jacket Applications
Typical Installation Environments
- Outside plant fiber backbone networks
- Inter-building voice and data communication links
- Campus distribution networks
- Primary and secondary distribution routes
- Duct and conduit installations
- Direct buried underground applications
- FTTB and FTTC deployment lines
- Telecommunication trunk systems in harsh environments
Why This Structure Is Chosen
This design is preferred when the route is outdoors and the cable may face pressure, rough pulling conditions, humidity, ground contact or rodent exposure. It is a better match than lighter indoor structures when the installation path is less controlled and long-term protection matters more than compact indoor fire behavior.
When the installation requires fire-performance-driven indoor selection instead of heavy-duty PE outdoor protection, review armored loose tube LSZH cable and compare it with the PE-jacketed version based on route, building entry and compliance requirements.
Compliance and Optical Reference
The product datasheet references the IEC 60794-1 and IEC 60794-2 series, TIA/EIA-568-C.3 and Telcordia GR-409-CORE. The reference configuration uses 9/125 µm G.652.D single-mode fiber. Review ITU-T G.652 and the IEC 60794 standard family, and confirm the required edition and project-specific qualification before ordering.
Technical Specification of Multi Loose Tube Metallic Armored Single PE Jacket
The values below apply to the datasheet's 8 × 12-fiber reference configuration. Cable diameter, weight and mechanical values may change with fiber count, tube design, reinforcement and sheath option; confirm the final construction in the quotation and project datasheet.
| Parameter | Reference Configuration |
|---|---|
| Tubes × Fibers | 8 × 12 |
| Loose Tube Diameter | 2.3 mm |
| Loose Tube Material | PBT |
| Strength Members | Water-blocking glass yarn |
| Armor | Corrugated steel tape |
| Outer Jacket | Black HDPE |
| Cable Weight | 210 kg/km |
| Outer Diameter | 14 mm ± 1.0 mm |
| Permitted / Installation Tensile Load | 3000 / 4800 N |
| Optical Fiber | 9/125 µm G.652.D |
| Attenuation Reference Wavelengths | 1310 / 1550 nm |
| Maximum Attenuation | 0.35 / 0.22 dB/km |
| Crush Resistance | 1000 N/cm (IEC 60794-1-2 E3) |
| Temperature Range | −30 °C to +60 °C (IEC 60794-1-2 F1) |
| Minimum Bending Radius | 20 × outer diameter (IEC 60794-1-2 E11) |
How to Select Multi Loose Tube Metallic Armored Single PE Jacket Cable
1. Define the route
Check whether the cable will be installed in ducts, conduits, buried sections or mixed outside plant routes. The more exposed the route is, the more valuable armor and HDPE protection become.
2. Confirm the required fiber count
Choose the needed fiber capacity early. This avoids overspecification and keeps diameter, weight and installation costs under control.
3. Match jacket type to environment
Use a single PE jacket when outdoor durability and mechanical strength are the main priorities. If indoor fire behavior becomes critical, compare LSZH-based alternatives.
4. Verify mechanical performance
Check crush resistance, tensile load, temperature range and bending radius against the actual route, not only against nominal project descriptions.
5. Review standards and fiber type
Confirm whether the project requires G.652.D or another optical specification, and whether IEC, Telcordia or local fire-performance references affect the final structure.
6. Request the right build
Fiber count, color plan, reinforcement and sheath options should be aligned before production. For nearby structures, also compare A-DQ(BN)2Y-MLT.
Compare Related Cable Structures
| Cable Type | Best Use Case | Main Advantage |
|---|---|---|
| Multi Loose Tube Metallic Armored Single PE Jacket | Outdoor ducts, buried routes and harsher mechanical conditions | HDPE outdoor durability with corrugated steel tape armor |
| Multi Loose Tube Metallic Armored Single LSZH Jacket | Routes requiring metallic armor and an LSZH jacket | Low-smoke, halogen-free jacket with armored protection |
| Armored Loose Tube LSZH | Indoor/outdoor transitions and selected building-entry routes | Armored protection with an LSZH outer jacket |
| Multi Loose Tube Unarmored Cable | Protected routes with lower crush and rodent risk | Lighter construction without metallic armor |
FAQ About Multi Loose Tube Metallic Armored Single PE Jacket
What is the main benefit of Multi Loose Tube Metallic Armored Single PE Jacket cable?
Its main advantage is stronger outdoor protection. The combination of loose tube design, water blocking elements, steel tape armor and HDPE outer jacket makes it suitable for tougher outside plant conditions than lighter indoor-oriented cable structures.
Is this cable suitable for direct buried installation?
Yes. The product datasheet lists direct-buried underground, duct and conduit installations among the intended applications. Final suitability still depends on route engineering, soil conditions, installation method and the required mechanical performance.
What is the difference between PE jacket and LSZH jacket versions?
The PE jacket version is mainly chosen for outdoor durability, UV resistance and mechanical robustness. LSZH versions are typically evaluated when low smoke and halogen-free behavior becomes a stronger requirement in the installation environment.
How many fibers can this structure support?
The datasheet states that a two-layer loose-tube construction is available for configurations up to 192 fibers. Confirm the exact fiber count, tube arrangement, diameter and mechanical values for the required build before ordering.