Outdoor Loose Tube Optical Cable (GYTA/GYTS/GYFXTY)
An outdoor loose tube optical cable (GYTA/GYTS/GYFXTY), gel-filled buffer, steel/FRP strength member, HDPE sheath, for duct and direct-burial.
Product Introduction
Applicable International Standards
IEC 60794-1-1, ITU-T G.652/G.655, Telcordia GR-20-CORE, ANSI/ICEA S-87-640
Core Material Specifications
Core: Single-mode optical fiber; Buffer: Loose tube gel-filled; Strength Member: Steel wire/FRP (Fiber Reinforced Plastic); Sheath: HDPE/MDPE; Armor: Corrugated steel tape (optional)
Typical Application Scenarios
Long-haul backbone networks, metro networks, duct installation, direct burial, aerial installation with messenger wire
Core Functions
High fiber count, excellent mechanical and environmental protection, water blocking, suitable for diverse outdoor installation conditions
Key Technical Parameters
Fiber Count: 2-288 single-mode fibers (G.652D/G.655)
Tensile Strength: ≥ 3000 N (short-term), ≥ 1000 N (long-term)
Crush Resistance: ≥ 3000 N/100mm (short-term), ≥ 1000 N/100mm (long-term)
Operating Temperature: -40°C to +70°C
Fire Rating: LSZH (Low Smoke Zero Halogen), PVC, or PE as required
Water Blocking: Fully water-blocked design for burial applications