Outdoor OFC MLT: ARAMID + PE + SWA + PE with 12 gel-free tubes of Ø1.9mm 72f SM OS2 G.657.B3.
Outdoor dry core optical fiber Multi Loose Tube cable with aramid yarns as strength member, polyethylene inner jacket, Steel Wire Armouring (Full Rodent Protected) armor and polyethylene outer jacket. Product feature: This cable has improved rodent protection by Steel Wire Armouring (Full Rodent Protected). Existing out of 12 gel-free tubes with a diameter of 1.9mm with 72 fibers (12t x 6f) SM OS2 G.657.B3.
- Availability
- Global
- Status
- Active
Specifications
Product Overview
| Environmental Space | Outdoor |
|---|---|
| Suitable Applications | For outdoor use in structured (data) wiring systems such as industrial backbone, campus backbone, building backbone (riser) and/or horizontal cabling. For outdoor use in networks for industrial, telecom, cable TV and/or broadcast. Easy to install in ducts, tunnels and trenches and/or tubes. Suitable for Direct Burial. |
Construction
| Fiber Color Code | TIA coding (Gxxxxxx.T): Blue, Orange, Green, Brown, Gray, White |
|---|---|
| Central Strength Member Type | GRP |
| Cable Core Water Tight | Yes |
| Cable Core Water Blocking | Waterblocking Aramid Yarns + Tape |
| Bulk Cable Weight | 462 kg/km |
Fiber Cable Construction
| Fiber Type | OS2 |
|---|---|
| Fiber Grade acc. ITU-T | G.657B3 |
| Fiber Count | 72 |
| Subunit Color | TIA coding (Gxxxxxx.T): Blue, Orange, Green, Brown, Gray, White, Red, Black, Yellow, Violet, Pink, Aqua |
SubUnit Specifications
| Number of Active Subunits | 12 |
|---|---|
| Number of Subunit Positions | 12 |
| Fibers Per Subunit | 6 |
Physical Specifications
| Type of Armor | Steel Wire |
|---|
Jacket Specifications
| Number of Jackets | Double Jacket |
|---|
Inner Jacket
| Material | PE - Polyethylene |
|---|
Outer Jacket Specifications
Outer Jacket
| Material | PE - Polyethylene |
|---|---|
| Color | Black |
| Nominal Diameter | 18.1 mm |
| Ripcord | Yes |
Optical Characteristics
| Maximum Attenuation at 1310 nm | 0.40 dB/km |
|---|---|
| Maximum Attenuation at 1550 nm | 0.30 dB/km |
| Maximum Attenuation at 1625 nm | 0.30 dB/km |
Mechanical Characteristics
Mechanical Tests
| Description | Tested Standard | Requirement/Value | According to Family Specification |
|---|---|---|---|
| Cable Min. Bend Radius Installation (Short Term) | IEC 60794-1-21-E6 | 362 mm | IEC 60794-3-10 |
| Cable Min. Bend Radius Operation (Long Term) | IEC 60794-1-21-E11 | 362 mm | IEC 60794-3-10 |
| Cable Max. Tensile Strength Installation (Short Term) | IEC 60794-1-21-E1 | 2850 N (641 lbf) | IEC 60794-3-10 |
| Cable Max. Tensile Strength Operation (Long Term) | IEC 60794-1-21-E1 | 950 N (214 lbf) | IEC 60794-3-10 |
| Cable Max. Crush Resistance Installation (Short Term) | IEC 60794-1-21-E3 | 22 kN/m | IEC 60794-3-10 |
| Cable Max. Crush Resistance Operation (Long Term) | IEC 60794-1-21-E3 | 11 kN/m | IEC 60794-3-10 |
| Cable Impact Resistance | IEC 60794-1-21-E4 | 10 J, 300 mm Radius, 3 Cycles | IEC 60794-3-10 |
| Cable Torsion Resistance | IEC 60794-1-21-E7 | 180°, 2 m, 10 cycles | IEC 60794-3-10 |
| Waterblocking | IEC 60794-1-22-F5 |
Temperature Range
| Operating Temperature Range | -30 °C to +70 °C |
|---|---|
| Installation Temperature Range | -5 °C to +50 °C |
| Storage Temperature Range | -30 °C to +70 °C |
Product Material
| UL Rating/Flame Test | Non-UL Rated |
|---|
Standards
| REACH | Compliant |
|---|---|
| ISO/IEC Compliance | IEC 60794, ISO/IEC 11801-1 |
| UV/ Sunlight Protection | Yes |
History
| Update and Revision | Revision Number: 0.4 Revision Date: 09-23-2025 |
|---|
Resources
Belden GBWUI72 technical datasheetDataTuff MiningGrade Fiber Cables Product BulletinGel-Free Loose Tube Fiber Optic Cables - EMEA (English)Gel-Free Loose Tube Fiber Optic Cables - EMEA (German)Gel-Free Loose Tube Fiber Optic Cables7 Cable Types to Consider for Your EnvironmentFiber Products Selection GuideOutdoor Dry Loose Tube CableAll Dielectric Outdoor Loose Tube Dry CableDataTuff Mining-Grade Loose Tube Cable CPE JacketDataTuff Mining-Grade Loose Tube Cable LSZH JacketArmored Outdoor Loose Tube Gel Filled CableAll Dielectric Outdoor Loose Tube Gel Filled CableArmored Indoor Outdoor Loose Tube Gel Filled CableAll Dielectric Indoor/Outdoor Loose Tube Gel Filled CableEvolution of Fiber: Myth vs. RealityBelden Smart Building SolutionsIndustrial Fiber CatalogBelden Fiber Optic Catalog - AmericasOptical Fiber Cable Reference Guide - IECDataTuff Fiber Optic Renewable Grade Cable
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