Power/signal cable - Type 4971

Construction characteristics

Power conductor: 2.50 mm² bare copper conductor insulated with PE
(2 each)
Shielded twisted pair: 0.50 mm² bare copper conductor insulated with PE.
2 conductors twisted together with a tinned copper drain wire and
aluminium/polyester foil (1 each)
Outer jacket: Polyurethane jacket. Colour orange

Mechanical characteristics

Diameter: 11.00 mm ±0.30 mm
Weight in air: 160 kg/km nom
Weight in seawater: 65 kg/km nom
Min. bending radius, static: 130 mm
Min. bending radius, dynamic: 165 mm
Depth rating: 3,000 m
Operating temperature range: -20°C - +80°C

Electrical characteristics

Operating voltage: 600 V DC for 2.50 mm² conductor
300 V DC for 0.50 mm² conductor
Test voltage: 4,000 V DC for 1 min for 2.50 mm² conductor
3,000 V DC for 1 min for 0.50 mm² conductor
Conductor resistance: ≤ 8.0 Ω/km for 2.50 mm² conductor
≤ 41.0 Ω/km for 0.50 mm² conductor
Insulation resistance: ≥ 5,000 MΩ×km for 2.50 mm² conductor
≥ 10,000 MΩ×km for 0.50 mm² conductor (cond. - cond.)
≥ 100 MΩ×100 m for 0.50 mm² conductor (cond. - shield)
Capacitance: 100 pF/m for 0.50 mm² pair at 800 – 1,200 Hz nom
Impedance: 57 ±5 at 1-10 MHz Ω for 0.50 mm² conductor
Attenuation: 7.0 dB/100 m at 1 MHz
18.0 dB/100 m at 10 MHz