Unarmoured cables: 6 x Outer diameter
Armored / shielded cables: 12 x Outer diameter
40N/mm² applied on copper conductors.
Conductor | Bare copper wires, soft temper. Stringing: Class 5, according to NBR NM 280. Flexible. |
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Isolation | XLPE – Cross-linked polyethylene, black numbered sequentially. |
Identification | Unipolar: Black, blue or green. Bipolar: Black and white. Tripolar: Black, white and red. Tetrapolar: Black, white, red and blue. |
Cover | SHF1 - halogen-free thermoplastic compound, in black, with rip cord, cylindrical finish. |
Upon request, instrumentation cables can be manufactured with the following construction options:
Conductor | Tinned copper; Class 2 copper |
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Identification | Colors according to NBR 6251. black numbered |
Isolation | HEPR (90ºC) Polyethylene PE (70°C). |
Shielding | Braid + copper tape (E+B). |
Frame | Helical Steel Wire (SWA). |
Cover | PE (Polyethylene ST3); SHF2 – halogen-free thermosetting compound; Cylindrical finish - Classified areas |
Color | Other colors on request. |
NBR NM 280 | Insulated cable conductors (IEC 60228 MOD). |
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NBR 6251 | Power cables with extruded insulation for voltages from 1kV to 35kV. |
NBR 10300 | Power and control cables and insulated conductors without covering, with extruded insulation and with low emission of smoke for voltages up to 1 kV |
IEC 60502-1 | Power cables with extruded insulation for voltages from 1kV to 30kV. |
Voltage Test | 3,5 kV / 5 minutes: 1000V |
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Resistence test of isolation | 300 to 500V / 1 to 5 minutes. |
Section (mm2) | Max. DCR @20ºC (mm2) (ohm/km) | Section (mm2) | Max. DCR @20ºC (mm2) (ohm/km) | |
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1,5 | 13,3 | 50 | 0,38 | |
2,5 | 7,98 | 70 | 0,27 | |
4,0 | 4,95 | 95 | 0,20 | |
6,0 | 3,30 | 120 | 0,16 | |
10 | 1,91 | 150 | 0,12 | |
16 | 1,21 | 185 | 0,10 | |
25 | 0,78 | 240 | 0,08 | |
35 | 0,55 | 300 | 0,06 |
Copyright © 2021 – Poliron. All rights reserved | By: Movimento br
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