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  名称：Tight Buffer Fire Resistant Fiber Cable

  Operating wavelengthMode Field DiameterCladding DiameterCoating Diameter

产品参数：





Fiber Parameters No. Items Unit Specification SM 1 Operating wavelength nm 1310 nm 1550 nm 1625 2 Mode Field Diameter 1310nm μm (8.6~8.8)±0.4 1550nm μm 9.8±0.5 3 Cladding Diameter μm 125±0.7 4 Coating Diameter μm 245±7 5 Max attenuation Tight buffer 1310nm dB/km ≤0.4 1550nm dB/km ≤0.3 6 Max attenuation Loose tube 1310nm dB/km ≤0.37 1550nm dB/km ≤0.22 1625nm dB/km ≤0.25 No. Items unit Specification OM1 OM2 OM3 OM4 1 Operating wavelength nm 850 nm 1300 2 Core Diameter μm 62.5±2.5 50±2.5 50±2.5 50±2.5 3 Cladding Diameter μm 125±2 125±1 125±1 125±1 4 Coating Diameter μm 245±10 242±7 242±7 242±7 5 Max attenuation Tight buffer 850nm dB/km 3.5 3.5 3.5 3.5 1300nm dB/km 1.5 1.2 1.2 1.2 6 Max attenuation Loose tube 850nm dB/km 3.2 2.8 2.8 2.8 1300nm dB/km 1.0 0.9 0.9 0.9 Cable Parameters Items Specifications Fiber Count 4 Tight-buffered Fiber Dimension 850±50μm Material PA/Hytrel/LSZH Color Blue、Orange、Green、Brown Strength MemberⅠ Specifications 6*1580D Material Aramid Yarn Strength MemberⅡ Dimension 0.5mm Material FRP Inner Jacket Dimension 4.7±0.1mm Thickness SHF1/SHF2/SHF2 Color Black MetallicArmor Material Galvanized Steel Wire Diameter of wire 0.2mm Coverage 85% Min.85% Outer Jacket Dimension 7.6±0.2mm Material SHF1/SHF2/SHF2 Color MM Orange SM Yellow Mechanical and Environmental Characteristics Items Unite Specifications Tension（Long Term） N 300 Tension（Short Term） N 600 Crush（Long Term） N/10cm 300 Crush（Short Term） N/10cm 1000 Min. Bend Radius（Dynamic） mm 20D Min. Bend Radius（Static） mm 10D Installation Temperature ℃ -10～+60 Operating Temperature ℃ -10～+70 Storage Temperature ℃ -20～+70 1. Fiber cable mechanical performance 1) Tensile Strength Test Method: IEC 60794-1-2 E1 Test Length: ≥50m Chuck Diameter: 250mm Tensile Rate: 10mm/min Tensile Loading: Long Term 300N；Short Term600N Test Condition: Short- term loading duration: 30 minutes; Short- term loading duration: 5 minutes Acceptance criterion: Single mold the smallest change less than 0.2dB; Multimode mold the smallest change less than 0.3dB 2) Squash Test Method: IEC 60794-1-2 E3 Test Condition: 1000 N/ 10cm, Lasting 1 minutes Acceptance criteria: Single mold change less than 0.2dB; Multimode mold change less than 0.3dB No sheath broken and fiber cracked 3) Impact Test Method: IEC 60794-1-2 E4 Hammer height: 150mm Impact Weight: 20N Impact Weight: 3 times, Spacing of each impact point Single mold change less than 0.2dB; Multimode mold Change less than 0.3dB 4) Repeated bending Test Method: IEC 60794-1-2 E6 Chuck Diameter: 200mm Bending times: 1000 times Acceptance criteria: Single mode less than 0.2 dB; Multimode mode less than 0.3 dB 5) Winding Test Method: IEC 60794-1-2 E8 Cycle times: 1000 Loading speed: cycle/minute Wheel diameter: 100mm Loading: 40N Acceptance criteria: Single Mode change less than 0.2dB; Multimode mode change less than 0.3dB 2. Fiber cable environment performance 1) Temperature attenuation characteristics Test method: IEC 60794-1-2 F1 Test Temperature: low temperature -20℃, high temperature +70℃ Retaining time each temperature 8h Cycle times: 2 Accept criteria: Single Mode change less than 0.3dB; Multimode mode change less than 0.5dB 2) Combustion performance Fire resistance: IEC 60331-25 Flame resistance: IEC 60332-1-2 The tendency to spread: IEC 60332-3-22 Halogen content: IEC 60754-1 Smoke density: IEC 61034-2 3. Fiber cable identification Outer sheath marked with black identification, the interval is 1m, Identification is as follows, Other information can provide according to customer requirements 1) Fiber cable type and fiber core number 2) Name of manufacture 3) Year of manufacture 4) Length Identification

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