CST Armoured Distribution Cable

Tight-buffered distribution cable suitable for direct burial installation with full protection against rodents

Fibre Type G.657.A1, G.657.A2, G.655, OM1, OM2, OM3, OM4
Fibre colour Natural
Buffer diameter 0.9 mm
Buffer material Halogen-free flame-retardant thermoplastic compound
Buffer colour EIA/TIA-598A
Strength members Water-swellable glass yarn
Ripcord 1x under inner jacket
Inner jacket material Halogen-free flame-retardant thermoplastic compound
Armouring Corrugated steel tape, longitudinally under jacket
Outer jacket material UV resistant black HDPE

 

Number of fibres 4 6 8 12 24  
Inner diameter (mm) 6.1 6.5 7.2 7.8 9.4  
Inner jacket thickness (mm)     1.1      
Nominal outer diameter (mm) 10.4 11.4 11.4 12.4 13.9  
Outer jacket thickness (mm)     1.5      
Calc. cable weight (kg/km) 119 127 142 157 199  
Short-term tensile strength (N) 600 600 700 900 1000 IEC 60794-1-101
Long-term tensile strength (N) 240 240 280 360 400 IEC 60794-1-101
Short-term crush resistance (N/100 mm) 3000 IEC 60794-1-103
Long-term crush resistance (N/100 mm) 900 IEC 60794-1-103
Max. impact loading (Nm) 25 IEC 60794-1-104
Min. bend radius not load (OD) 15 IEC 60794-1-111
Min. bend radius load (OD) 20 IEC 60794-1-111
Operating temperature range (°C) -20 to +70 IEC 60794-1-201
Storage temperature range (°C) -40 to +70 IEC 60794-1-201
Installation temperature range (°C) -5 to +50 IEC 60794-1-201
Water tightness (1 m / 24 hrs.) No leakage (without armouring ) IEC 60794-1-205
Class of fire reaction Fca EN 50575, EN 13501-6

 

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