ACADEMIA DEL CONOCIMIENTO

ARMOUR RESISTANCE

    Armour Resistance Lead Cable BS6480 Conductor, Lead sheath, Armour resistance, and percentage conductivity of 2,3 and 4 core cables complying with BS6480 (Copper conductors). 600/1000 Volts grade - Resistance Values

    Maximum resistance (ohms) per 1000 metres of cable at 20°C
    Nominal area of conductorCopper conductorTwo coreThree coreFour core
    LeadArmourLeadArmourLeadArmour
    mm²
    250,7273,862,113,421,942,751,72
    350,5243,451,942,791,762,431,57
    500,3872,861,802,321,612,021,13
    700,2682,321,282,031,161,631,01
    950,1931,911,161,671,031,340,90
    1200,1531,631,051,420,951,140,66
    1500,1241,370,761,120,680,910,60
    1850,09911,190,710,970,620,790,54
    2400,07540,990,630,810,560,630,48
    3000,06010,860,590,700,520,550,45
    4000,0470,700,530,580,470,450,32
    Maximum Lead sheath and armour conductivity expressed as a percentage (%) of one phase conductor.
    Two CoreTwo CoreThree coreThree coreFour coreFour core
    Lead sheathArmourLead sheathArmourLead sheathArmour
    Nominal area of conductor
    %%%%%%
    mm²
    25193421372642
    35152719302233
    50142217241934
    70122113231627
    95101712191421
    12091511161323
    15091611181421
    18581410161318
    2408129131216
    3007109121113
    400798101015

    TABLE BEC 114 Armour resistance & Conductor short circuit ratings for Power & Control cables 600/1000V to BS6883, IEC60331 & IEC60332

    Nominal armour resistance (ohms/Km)
    Nominal areaTwoThreeFourSevenTwelveTwoThreeFourSevenTwelve
    of conductorCoreCoreCoreCoreCoreCoreCoreCoreCoreCore
    IEC60331IEC60331IEC60331IEC60331IEC60331IEC60332IEC60332IEC60332IEC60332IEC60332
    mm²
    1,044,0847,5228,7534,3720,0039,9624,6026,9031,4818,66
    1,547,5251,2530,2636,1121,3924,6626,6828,8634,1419,70
    2,528,7530,2433,9039,7613,3627,0428,9431,2616,5812,50
    4,034,5835,9517,4821,3315,9132,1334,3916,6219,9215,31
    6,016,5217,4519,30--35,0716,6318,72--
    1019,0320,0522,68--17,8219,1112,22--
    1621,5412,7714,19--12,1212,5413,54--
    2514,7415,769,37--14,0315,349,12--
    3515,849,2410,13--15,458,799,86--
    509,8410,305,10--9,3510,054,95--
    705,025,375,77--4,885,095,67--
    955,656,024,30--5,455,923,72--
    1206,096,544,53--6,003,724,04--
    1504,324,504,79--3,754,034,59--
    1854,584,784,09--4,404,595,04--
    2404,924,124,44--4,725,095,88--
    3004,214,434,79-5,205,876,38--
    Short Circuit Ratings (kA)
    Fault Current at 250°CFault Current at 160°C
    Nominal areaDurationDurationDurationDurationDurationDuration
    of conductor1.0 Sec0.5 Sec0.2 Sec1.0 Sec0.5 Sec0.2 Sec
    mm²kAkAkAkAkAkA
    1,00,150,220,340,110,150,24
    1,50,220,310,490,150,220,35
    2,50,350,500,790,250,350,55
    40,570,801,30,400,560,89
    60,851,21,90,590,841,3
    101,42,03,21,01,42,2
    162,33,25,11,62,23,6
    253,95,58,72,73,86,1
    355,07,1113,54,97,8
    506,89,6154,76,711
    709,814226,89,715
    951319299,21321
    120172438121727
    150213047152133
    185263759182641
    2403549-243454
    3004462-304368

    Armour Resistance Type 21 Cable BS6708 Conductor, Armour resistance and percentage conductivity of 4 core cables complying with BS6708, Type 21

    Maximum resistance (ohms) per 1000 metres of cable at 20°C

    Nominal
    area ofConductorArmourMaximum Armour
    conductorresistanceresistanceconductance as a %
    of one phase conductor
    mm²ohmsohms%
    2,58,214,2195
    45,093,9130
    63,392,0170
    101,951,9103
    161,241,773
    250,7951,553
    350,5651,152
    500,3930,9641
    700,2770,8035
    950,2100,7329
    1200,1640,4735
    1500,1320,4132

    Armour Resistance Lead EEMUA Cable Conductor, Lead sheath, Armour resistance, and percentage conductivity of 2,3 and 4 core cables complying with EEMUA133 600/1000 Volts grade.

    Maximum resistance (ohms) per 1000 metres of cable at 20°C

    Resistance Values
    Nominal
    area ofCopperTwo coreThree coreFour core
    conductorconductor
    LeadArmourLeadArmourLeadArmour
    mm²
    1,512,18,37,18,36,77,16,3
    2,57,287,36,57,16,16,25,7
    44,616,55,86,25,55,55,2
    63,085,85,45,45,14,93,4
    101,834,94,84,53,24,12,9
    161,154,12,93,82,73,22,5
    250,7273,12,52,51,82,41,6
    350,5242,51,71,91,61,91,4
    500,3873,11,92,01,62,01,5
    700,2682,51,71,51,41,61,0
    950,1932,11,21,11,01,30,91
    1200,1531,71,10,900,931,10,66
    1500,1241,40,980,710,660,910,59
    1850,09911,20,700,570,600,770,54
    2400,07541,00,610,410,540,420,48
    3000,06010,860,560,330,490,540,44
    4000,0470,690,500,250,440,420,31
    Maximum Lead sheath and armour conductivity expressed as a percentage (%) of one phase conductor.
    NominalTwo CoreTwo CoreThree coreThree coreFour coreFour core
    area ofLead sheathArmourLead sheathArmourLead sheathArmour
    conductor
    %%%%%%
    mm²
    1,5146170146181170192
    2,5100112103119117128
    4717974848489
    6535757606391
    10373841574563
    16284030433646
    25232929403045
    35213128332837
    50122019241926
    70111618191727
    9591618191521
    12091417161423
    15091317191421
    18581417171318
    24071218141816
    30071118121114
    4006919111115

    Armour Resistance BS6724 Conductor, Armour resistance and percentage conductivity of 2,3 and 4 core cables. PVC to BS6346, XLPE to BS5467 or BS6724 (Copper Conductors)

    Maximum resistance per km of cable at 20°C (ohms)

    Resistance Values
    Nominal
    area ofCopperTwo coreTwo coreThree coreThree coreFour coreFour core
    conductorConductorPVCXLPEPVCXLPEPVCXLPE
    mm²
    1,512,110,79,410,29,19,58,5
    2,57,419,18,88,88,27,97,7
    44,617,57,97,07,54,66,8
    63,086,87,04,66,64,14,3
    101,833,96,03,74,03,43,7
    151,153,53,83,23,62,23,2
    250,7272,63,72,42,52,12,3
    350,5242,42,52,12,31,92,0
    500,3872,12,31,92,01,31,8
    700,2681,92,01,41,81,21,2
    950,1931,31,41,21,30,981,1
    1200,1531,21,31,11,20,710,76
    1500,1241,11,20,740,780,650,68
    1850,09910,780,820,680,710,590,61
    2400,07540,690,730,600,630,520,54
    3000,06010,630,670,540,580,470,49
    4000,0470,560,590,490,520,340,35
    Maximum armour conductivity expressed as a percentage (%) of one phase conductor.
    NominalTwo CoreTwo CoreThree coreThree coreFour coreFour core
    area ofPVCXLPEPVCXLPEPVCXLPE
    conductor
    mm²%%%%%%
    1,5113129118133127142
    2,5808483909296
    46158666110068
    6454467477571
    10473049465449
    16333037325236
    25282030293431
    35222125232726
    50181720193021
    70141420152222
    95151416151917
    120131214132120
    150111017161918
    185121214141716
    240111012121414
    3009911101312
    40088991413

    Armour Resistance BS5467 Conductor, Armour resistance and percentage conductivity of 2,3 and 4 core cables. PVC to BS6346, XLPE to BS5467 or BS6724 (Copper Conductors)

    Maximum resistance per km of cable at 20°C (ohms)

    Resistance Values
    Nominal
    area ofCopperTwo coreTwo coreThree coreThree coreFour coreFour core
    conductorConductorPVCXLPEPVCXLPEPVCXLPE
    mm²
    1,512,110,79,410,29,19,58,5
    2,57,419,18,88,88,27,97,7
    44,617,57,97,07,54,66,8
    63,086,87,04,66,64,14,3
    101,833,96,03,74,03,43,7
    151,153,53,83,23,62,23,2
    250,7272,63,72,42,52,12,3
    350,5242,42,52,12,31,92,0
    500,3872,12,31,92,01,31,8
    700,2681,92,01,41,81,21,2
    950,1931,31,41,21,30,981,1
    1200,1531,21,31,11,20,710,76
    1500,1241,11,20,740,780,650,68
    1850,09910,780,820,680,710,590,61
    2400,07540,690,730,600,630,520,54
    3000,06010,630,670,540,580,470,49
    4000,0470,560,590,490,520,340,35
    Maximum armour conductivity expressed as a percentage (%) of one phase conductor.
    NominalTwo CoreTwo CoreThree coreThree coreFour coreFour core
    area ofPVCXLPEPVCXLPEPVCXLPE
    conductor
    mm²%%%%%%
    1,5113129118133127142
    2,5808483909296
    46158666110068
    6454467477571
    10473049465449
    16333037325236
    25282030293431
    35222125232726
    50181720193021
    70141420152222
    95151416151917
    120131214132120
    150111017161918
    185121214141716
    240111012121414
    3009911101312
    40088991413