Construction
1. conductor tinned copper of class 6, flexible stranded.
2. insulation based on high-quality EPR with improved
mechanical and electrical Ethylene Propylene.
Rubber (EPR.)
3. inner semiconductor Ethylene Propylene Rubber (EPR) same as
insulation, black color.
4. outer semiconductor extruded NBR of Easy Strip plan
5. Ground conductor mixed braid of tinned copper wires and Kevlar
aramid yarn to conduct earth and impart superior.
Tensile and torsional resistance. each braid has.
50/3 sqmm.
6. Inner sheath compounds based on PCP.
7. Anti-torsional braid Kevlar braid of high-strength, embedded in the
sheath.
8. central support Kevlar semiconductive rubber cradle seperator
with Kevlar polyester rope centered.
9. outer sheath special compounds based on PCP with excellent
strength and anti-abrasion characteristics, red color.
10. control cores tinned copper strand with HEPR insulation,
Kevlar polyester rope centered and Kevlar
spinning around the 6×2.5 group.
11. fiber optical fiber optic unit with ETFE sheathed and Kevlar
threads reinforced with max. tensile load up to
1600N.
Technical data
Outer diameter: 61 mm.
Weight approx.: 6348.7±3% kg/km
Max.tensile load: 8550N
Max.conductor resistance: 0.206Ω/km(@20℃ )
Current-carrying capacity: 301A (@30℃ )
Standard: DIN VDE 0250-813
CU figure: 3074.9 kg/km
Electrical parameters
Rated voltage: 6/10 kV
Max. permissible operating voltage AC : 6.9/12 kV
Max. permissible operating voltage DC: 9/18 kV
AC Test Voltage: 17 kV (5min.)
Thermal parameters
Max. permissible temperature at conductor Max. short circuit temperature of the conductor Ambient temperature for fixed installation Ambient temperature in fully flexible operation |
90 °C 250 °C min -50 °C ;max +80 °C min -40 °C ;max +80 °C |
Chemical parameters
Resistance to fire similar to IEC 60332-1
Water resistance suitable for permanent use in water up to 50 meter diving depth. special
water such as rain should be upon request.