Medium Voltage Unarmoured Power Cable

Medium Voltage Unarmoured Power Cable

Introduction
Product Description
This product is suitable for rated voltage 3.6/6~26/35kV transmission and distribution lines.
Usage characteristics:
1. The maximum conductor temperature during normal operation is 90℃
2. The maximum short-circuit temperature of the conductor shall not exceed 250 ° C (5s maximum duration)
3. The ambient temperature shall not be lower than 0 ° C during cable laying
4. The bending radius of the cable laying shall not be less than the following provisions: single-core unarmored cable: 20D, three-core unarmored cable: 15D (D is the cable diameter)
Standard: GB/T 12706.2, GB/T 12706.3, IEC60502-2,IEC60502-3, DIN VDE 0276-620, NF C33-226, BS 6622
Rated voltage: 3.6/6~26/35kV
Technical parameter
Conductor Current - Carrying Capacity at 30° C * Short current circuit at 1 sec
Nom. Cross Sect. (mm²) DC Resistance at 20°C Max. (Ω/km) AC Resistance at 90°C Max. (Ω/km) in groundMax. (A) Conductor MAX.(kA) Screen MAX.(kA)
25 0.727 0.927 156 3.58 1.14
35 0.524 0.668 187 5.01 1.14
50 0.387 0.494 221 7.15 1.14
70 0.268 0.342 270 10.01 1.14
95 0.193 0.247 322 13.59 1.14
120 0.153 0.196 365 17.16 1.14
150 0.124 0.159 410 21.45 1.14
185 0.0991 0.128 461 26.46 1.14
240 0.0754 0.098 532 34.32 1.14
300 0.0601 0.079 598 42.9 1.14
400 0.047 0.063 677 57.2 1.14
500 0.0366 0.051 760 71.5 1.14
630 0.0283 0.041 848 90.09 1.14
Factory
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