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Fiber Optic Cable

铠装 PE/LSZH (防虫) 单层护套

8-1.jpg

Fiber Optic Cable

铠装 PE/LSZH (防虫) 单层护套

  • 8-1.jpg
描述
· 光缆
· 中心松套管/铠装/PE或LSZH(防虫)单层护套
· 彩色编码光纤,胶状填充彩色编码松套管,防水纱中心强度构件,防水带,波纹钢带铠装及PE或LSZH外护套
线缆结构
ITEMS DESCRIPTION
Number of Fibers Max. 24
Loose Buffer Tube PBT (Polybutylene Terephthalate)
Filling Compound
in Loose Buffer Tube
Thixotropic Jelly Compound
Strength Member Glass yarns
Water Blocking tape Water blocking tape
Ripcord One ripcord
Armor Material Corrugated Steel Tape with Plastic Coating
Thickness Nom. 0.15mm (Steel Tape)
Nom. 0.05mm (Plastic Coating on both sides)
Outer Jacket Material Black HDPE or LSZH
Thickness Nom. 1.5 mm (HDPE)  / Nom. 1.8mm(LSZH)
电气性能
ITEMS TEST METHOD AND
ACCEPTANCE CRITERIA
Tensile Strength # Test method: IEC 60794-1-2 Method E1
  -. Mandrel diameter: 30D (D = cable diameter)
  -. Installation tensile load: 1,250N for 1 hour
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.10 dB/km (SM)
                                    ≤ 0.20 dB/km (MMF)
                                    for residual tensile load
Crush resistance # Test method: IEC 60794-1-2 Method E3
  -. Load: 2200 N/10cm for 10 minute
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.10 dB/km (SM)
                                    ≤ 0.20 dB/km (MMF)
                                    after completion of the test
  -. No jacket cracking and fiber breakage
Impact resistance # Test method: IEC 60794-1-2 Method E4
  -. Impact energy: 10 N.m
  -. No. of impact per point: 1 time at 3 points each
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.10 dB/km (SM)
                                    ≤ 0.20 dB/km (MMF)
                                    after completion of the test
  -. No jacket cracking and fiber breakage
 
Repeated Bending Test # Test method: IEC 60794-1-2 Method E6
  -. Mandrel diameter: 20D (D = cable diameter)
  -. Load : 10kg
  -. No. of cycles: 35 cycles
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.10 dB/km (SM)
                                    ≤ 0.20 dB/km (MMF)
                                    after completion of the test
Torsion Test # Test method: IEC 60794-1-2 Method E7
  -. Cable length twisted: 2m
  -. No. of twist cycles: 5 cycles
  -. Twist angle: ± 180°
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.10 dB/km (SM)
                                    ≤ 0.20 dB/km (MMF)
                                    after completion of the test
Temperature Cycling Test # Test method: IEC 60794-1-2 Method F1
  -. Cable length: at least 500m
  -. At least 6 fibers shall be spliced and tested.
  -. Temperature cycling schedule
    : 23°C → -20°C → 70°C
  -. Soak time at each temperature: 12 hours
  -. No of cycles: 2
# Acceptance Criteria
  -. Attenuation increment: ≤ 0.15 dB/km (SM)
                                    ≤ 0.30 dB/km (MMF)
Water Penetration Test # Test method: IEC 60794-1-2 Method F5
  -. Length of specimen: 3m
  -. Height of pressure head: 1m
  -. Test time: 24 hours
# Acceptance Criteria
  -. No leakage through the open cable end
Flammability Test
(LSZH Jacket Cable only)
# Test method and Acceptance Criteria
   The cable shall comply with IEC 332-1.
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