Data cable, 7 STP – Type 4700
Construction characteristics
Shielded twisted pairs: 0.50 mm² bare copper conductor insulated with PE. Two conductors twisted together with a tinned copper drain wire and aluminium/polyester foil (7 each)
Shield: Aluminium/polyester foil and tinned copper drain wire, coverage 100%
Outer jacket: Polyurethane jacket, blue
Mechanical characteristics
Diameter: 12.70 mm ±0.30 mm
Weight in air: 205 kg/km nom
Weight in seawater: 115 kg/km nom
Min. bending radius, static: 120 mm
Min. bending radius, dynamic: 150 mm
Depth rating: 3,000 m
Electrical characteristics
Operating voltage: 600 V
Test voltage: 3,000 V DC for 1 min
Conductor resistance: ≤ 41.0 ohm/km
Insulation resistance: ≥ 500 Mohm×km (cond. – cond.)
≥ 100 Mohm×km (cond. – shield)
≥ 10 Mohm×km (shield – shield)
Capacitance: 100 pF/m
Impedance: 57 ±5 Ohm at 1-10 MHz
Attenuation: 7.0 dB/100 m at 1 MHz
18.0 dB/100 m at 10 MHz
Cable is halogen free according to IEC 60754
