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Concentric Cable

Concentric & Split Concentric Cable, Allied Wire & Cable

  • Concentric Cable
  • Concentric Cable

Application
Concentric cables are commonly used for power distribution network, ammeter panel, instrument or circuit panel, which can be laid directly underground or outdoors and even applicable in dry and wet conditions.

Construction
Concentric Cable
  • Conductor: Class 2 copper conductor or 8000 series aluminum alloy
  • Insulation: XLPE insulation
  • Cable inner sheath: PVC
  • Concentric layer: Copper/8000 series aluminum alloy
  • Cable wrapping tape: Non-absorbent material
  • Cable sheath: PVC (XLPE/PE) sheath

Standard
IEC60502-1, BS7870, ASTMD2655
ASTMB556, ASTMB193, ASTMB8, UL44, UL1581, UL854

ASTM Standard
Core and nominal cross section Conductor Insulation thickness Concentric conductor Thickness of cable shield . Cable weight/km Max DC resistance of conductor (20℃)
Wire gauge Number Diameter mm mm Number Diameter mm mm mm kg/km Ω/km () Ω/km (Concentric)
Copper conductor (US standard)
2X #12 7 0.78 1.14 39 0.321 1.14 7.74 108 5.43 5.50
2X #10 7 0.98 1.14 25 0.511 1.14 8.72 151 3.41 3.50
2X #8 7 1.23 1.14 25 0.643 1.14 9.74 214 2.14 2.20
2X #6 7 1.55 1.14 25 0.813 1.14 11.04 313 1.35 1.40
2X #4 7 1.96 1.14 26 1.020 1.14 12.68 472 0.848 0.85
3X #8 7 1.23 1.14 65 0.405 1.14 11.3X17.3 418 2.14 2.20
3X #6 7 1.55 1.14 65 0.511 1.52 13.2X20.2 620 1.35 1.40
3X #4 7 1.96 1.14 65 0.643 1.52 14.7X22.9 875 0.848 0.85
3X #2 7 2.47 1.14 65 0.823 1.52 16.6X26.3 1275 0.524 0.53
Aluminum alloy conductor (US standard)
2X #12 7 0.78 1.14 39 0.321 1.14 7.74 67 8.88 8.90
2X #10 7 0.98 1.14 25 0.511 1.14 8.72 85 5.59 5.60
2X #8 7 1.23 1.14 25 0.643 1.14 9.74 110 3.52 3.60
2X #6 7 1.55 1.14 25 0.813 1.14 11.04 148 2.21 2.30
2X #4 7 1.96 1.14 26 1.020 1.14 12.68 206 1.39 1.40
3X #8 7 1.23 1.14 65 0.405 1.14 11.3X17.3 262 3.52 3.60
3X #6 7 1.55 1.14 65 0.511 1.52 13.2X20.2 370 2.21 2.30
3X #4 7 1.96 1.14 65 0.643 1.52 14.7X22.9 488 1.39 1.40
3X #2 7 2.47 1.14 65 0.823 1.52 16.6X26.3 640 0.88 0.89
IEC Standard
Core and nominal cross section Conductor Insulation thickness Concentric conductor Thickness of cable shield . Weight of cable/km Max DC resistance of conductor (20℃)
mm2 Number Diameter mm mm Number Diameter mm mm mm kg/km Ω/km () Ω/km (Concentric)
Copper conductor (IEC standard)
2X10 7 1.35 1.55 20 0.85 1.40 11.80 290 1.83 1.90
2X16 7 1.70 1.55 32 0.85 1.40 12.84 420 1.15 1.20
2X25 7 2.14 1.60 29 1.13 1.50 15.02 630 0.727 0.76
2X35 19 1.53 1.65 27 1.35 1.60 17.00 832 0.524 0.55
Aluminum alloy conductor (IEC standard)
2X10 7 1.35 1.55 23 1.13 1.40 12.41 192 3.08 1.335
2X16 7 1.70 1.55 26 1.13 1.40 13.46 230 1.91 1.808
2X25 7 2.14 1.6 29 1.13 1.50 15.08 290 1.20 1.0586
2X35 19 1.53 1.65 27 1.35 1.60 17.05 370 0.868 0.7966
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Henan Tong-Da Cable Co., Ltd.

Office Add.: Room 2110, Missun Center, No.33 East Jinshui Road, Zhengzhou City, Henan Province
Factory Add.: Shijiawan Industrial Zone, Yanshi, Luoyang City, Henan Province
Tel.: +86-371-60311151
Fax: +86-371-60311150

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