Description
The 4F Microbeam module Cable-2.5mm consists of 4x 250um bare fibers, a thin LSZH Microbeam module covered those color-coded bare fibers. Then Strength yarn cover the inner thin LSZH tube, and finally a LSZH outer sheath covered all elements to form this cable.
Features：
Non-metallic construction
Small out diameter, Lightweight, Easy to strip,Low attenuation, Physically soft
Tensile strength and long-term signal transmission stability enhanced by aramid yarn component
Convenient for installation, operation, and maintenance
Out sheath Color
| Fiber Mode | SM | SM | SM | SM | OM2 | OM3 |
| Color | Yellow | Blue | White | Ivory | Orange | Aqua |
| Fiber Mode | OM4 | OM4 | OM4 | OM4 | OM5 | OM1 |
| Color | Magenta | Purple | Aqua | Violet | Lemon Green | Orange |
Flame retardant Performance
| Cable material | Standard |
| LSZH | CPR : Bca, Cca, Dca, Eca Or IEC60332-1, IEC 60332-3 According to customer demand |
| PVC | UL-94V0 |
Products detail:
| Items | Data | |
| Number of fiber | 4F | |
| Fiber type | SM G657A1,G657A2,G657B3;OM2,OM3,OM4,OM5 | |
| Microbeam module | Diameter(mm） | 1.25±0.1 |
| Color | Red | |
| Material | LSZH | |
| Outer sheath | Material | LSZH |
| Color | White | |
| Diameter(mm） | 2.5±0.2 | |
| Strength member | Material | Aramid yarn |
Mechanical & Environmental Performance
| Item | Contents | Value |
| Max. tensile load | Short term | 400N |
| Long term | 200N | |
| Max. crush resistance | Short term | 500N/100mm |
| Long term | 100N/100mm | |
| Min. bending radius | Installation | 20 x cable diameter |
| Operation | 10 x cable diameter | |
| Temperature range | Operation | -20℃ ~ +70℃ |
| Installation | -20℃ ~ +60℃ | |
| Storage/transportation | -20℃ ~ +70℃ |
Optical fiber technical parameters-SM
| Parameter | Conditions | Units | Value | |||
| G652D | G657A1 | G657A2 | G657B3 | |||
| Optical Specification | ||||||
| Attenuation | 850 nm | dB/km | – | – | – | – |
| 1300 nm | dB/km | – | – | – | – | |
| 1310 nm | dB/km | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | |
| 1383 nm | dB/km | ≤ 0.330 | ≤ 0.350 | ≤ 0.350 | ≤ 0.350 | |
| 1550 nm | dB/km | ≤ 0.210 | ≤ 0.210 | ≤ 0.210 | ≤ 0.210 | |
| 1625 nm | dB/km | ≤ 0.240 | ≤ 0.230 | ≤ 0.230 | ≤ 0.230 | |
| Attenuation vs. Wavelength | 1310 nm VS. 1285-1330 nm | dB/km | ≤ 0.04 | ≤ 0.04 | ≤ 0.05 | ≤ 0.03 |
| 1550 nm VS. 1525-1575 nm | dB/km | ≤ 0.03 | ≤ 0.03 | ≤ 0.04 | ≤ 0.02 | |
| 1550 nm VS. 1480-1580 nm | dB/km | ≤ 0.04 | – | – | – | |
| Zero Dispersion Wavelength | \ | nm | 1300-1324 | 1300-1324 | 1300-1324 | 1300-1324 |
| Zero Dispersion Slope | ps/(nm2·km) | 0.073-0.092 | 0.073-0.092 | 0.073-0.092 | ≤ 0.092 | |
| Dispersion | 1550 nm | ps/(nm·km) | 13.3-18.6 | 13.3-18.6 | 13.3-18.6 | |
| 1625 nm | ps/(nm·km) | 17.2-23.7 | 17.2-23.7 | 17.2-23.7 | ||
| Polarization Mode Dispersion (PMD) | ps/√km | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | |
| Cut-off Wavelength λcc | – | nm | ≤1260 | ≤1260 | ≤1260 | ≤1260 |
| Mode Field Diameter (MFD) | 1310 nm | μm | 9.2±0.4 | 9.2±0.4 | 8.6±0.4 | 8.6±0.4 |
| 1550 nm | μm | 10.4±0.5 | 10.4±0.5 | 9.6±0.5 | 9.6±0.5 | |
| Attenuation Discontinuity | 1310 nm | dB | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 |
| 1550 nm | dB | ≤0.03 | ≤0.03 | ≤0.03 | ≤0.03 | |
| Bidirectional Attenuation | 1310 nm | dB/km | ≤0.04 | ≤0.05 | ||
| 1550 nm | dB/km | ≤0.04 | ≤0.05 | |||
| Geometrical | ||||||
| Cladding Diameter | μm | 125±0.7 | 125±0.7 | 125±0.7 | 125±0.7 | |
| Cladding Non-Circularity | % | ≤1.0 | ≤1.0 | ≤0.8 | ≤0.7 | |
| Core/Cladding Concentricity Error | μm | ≤0.6 | ≤0.5 | ≤0.5 | ≤0.5 | |
| Coating Diameter (Uncolored) | μm | 242±7 (standard) | ||||
| μm | 200±10 (optional) | |||||
| Coating/Cladding Concentricity Error | μm | ≤12 | ≤12 | ≤12 | ≤12 | |
| Curl | m | ≥4 | ≥4 | ≥4 | ≥4 | |
| Environmental (1550nm, 1625nm) | ||||||
| Temperature Cycling | -60℃ to +85℃ | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| High Temperature &
High Humidity |
85℃, 85% RH, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| Water Immersion | 23℃, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
| High Temperature Aging | 85℃, 30days | dB/km | ≤0.03 | ≤0.05 | ≤0.05 | ≤0.05 |
Optical fiber technical parameters-MM
| Features | Conditions | unit | Value | ||||
| OM1 | OM2 | OM2+ | OM3 | OM4 | |||
| Optical Characteristics | |||||||
| Attenuation | 850nm | dB/km | ≤2.70~≤3.00 | ≤2.50 | ≤2.50 | ≤2.50 | ≤2.50 |
| 1300nm | dB/km | ≤0.60~≤1.00 | ≤0.70 | ≤0.70 | ≤0.70 | ≤0.70 | |
| Minimum Modal Bandwidth | 850nm | MHz.km | ≥200~≥100 | ≥500~≥200 | – | – | – |
| 1300nm | MHz.km | ≥600~≥160 | ≥1200~≥400 | – | – | – | |
| Overfilled Launch Bandwidth | 850nm | MHz.km | – | – | ≥700 | ≥1500 | ≥3500 |
| 1300nm | MHz.km | – | – | ≥500 | ≥500 | ≥500 | |
| Effective Modal Bandwidth | 850nm | MHz.km | – | – | ≥950 | ≥2000 | ≥4700 |
| Numerical Aperture | 0.275±0.015 | 0.18~0.215 | |||||
| 10Gb/s Ethernet link length | M | – | – | 150 | 300 | 550 | |
| Backscatter Characteristics(1300nm) | |||||||
| Irregularities over fiber length and point discontinuity | dB | ≤0.1 | |||||
| Attenuation uniformity | dB | ≤0.1 | |||||
| Step (Mean of bidirectional(measurement) | dB/km | ≤0.1 | |||||
| Geometry Characteristics | |||||||
| Core Diameter | μm | 62.5±2.5 | 50±2.5 | ||||
| Core non-circularity | % | ≤5.0 | |||||
| Cladding Diameter | μm | 124.3±0.7 | |||||
| Cladding non-circularity | % | ≤2.0 | |||||
| Core/Cladding Concentricity Error | μm | ≤1.5 | |||||
| Coating Diameter | μm | 245±10 | |||||
| Coating/Cladding Concentricity Error | μm | ≤12.0 | |||||
| Delivery Length | km/reel | ～16.8 | |||||
| Environmental characteristics（850nm &1300nm） | |||||||
| Temperature dependence induced attenuation | -60℃～+85℃ | dB/km | ≤0.10 | ||||
| Temperature-humidity cycling deduced attenuation | -10℃～+85℃，98%RH | dB/km | ≤0.10 | ||||
| Water soak dependence induced attenuation | 23℃±2℃,30 days | dB/km | ≤0.10 | ||||
| Damp heat dependence induced attenuation | 85℃±2℃and85%RH,30 days | dB/km | ≤0.10 | ||||
| Dry heat aging | 85℃±2℃ | dB/km | ≤0.10 | ||||
Application：
Data center cabling
Cabling in optical communication equipment room for connecting distribution frames
For assembling into pigtails, movable connectors and patch cords
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