perhitungan drop tegangan.xlsx
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Pilih Beban Motor (Only)Total beban 40 Kw
Dol0.750.7580
Demand Factor 1System Voltage V(Phase-Phase) 440 Volt 3 PhSystem Voltage V(Phase-Netral) 254 Volt 1.732P.F 0.80Masukan arus instalasi jk km tau ? K.AmpMedia Cabel Air 1 1
Air Temperature (K1) 45 CNo of Tray 1No of Cable/Tray 1Jarak Antar kabel Nill
Jumlah Kabel 11 Meter
Not KnownVery Wet Soil
Panjang abel 200 Meter Jenis Kabel LT XLPE (Up to 1.1 KV) 3cX 35 ALDrop Tegangan Yg diijinkan 5 %
10
N.B: Enter Your Data in White Background CellFormula For % Voltage Drop:=
PERHITUNGAN DROP TEGANGAN DAN UKURAN KABEL UNTUK
(1.732 X (Full Load Current)X(RCos+j Sin)XLengthX100) / LineVoltageXNo of RunX1000
DATA MASUKAN
Electrical Load
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TOTAL BEBAN 40.00 KwDemand Factor (asumsi) 1Beban Pemakaian 40.00 KwStarting Cos 0.75Starting Sin 0.66Runing Cos 0.80Runing Sin 0.60Dalam Kva 50.00 KVA
Arus Beban Penuh 65.61 Amp
Media Kabel Air Ambient Temp. Correction Factor (K1) 0.98Group Correction Factor for Air (K5) 1.00
Total Derating Factor 0.98 0.98Conductor Resistance. 1.11 Ohm / kmConductor Reactance 0.080 Mho/kmCable Current Capacity 117 AmpDerating Current 114.08 AmpMin.No of Runs of Selected Cable 0.58Voltage Drop 4.83 %Receving end Voltage 418.73 VoltDrop Tegangan Yg diijinkan 22 Volt
S.C Capacity of Selected Cable 3.29 K.Amp
MOTOR / BEBAN LISTRIK
HASIL
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DATA IS PROPER #
Selection of Cable is Proper 2
0
3.29
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AL 1cX0.5 1cX4 1cX25 1cX 95 PVC Flexible (Up to 1.1 KV)CU 1cX0.75 1cX6 1cX35 1cX120 LT PVC (Up to 1.1 KV)
1cX1 1cX10 1cX50 1cX150 LT XLPE (Up to 1.1 KV) Air 1cX1.5 1cX16 1cX70 1cX185 HT XLPE ( 6.6 KV-Earthed)
Ground 1cX2.5 1cX25 1cX95 1cX240 HT XLPE ( 11 KV-Earthed)Duct 1cX4 1cX35 1cX120 1cX300 HT XLPE ( 11 KV-Un Earthed)
1cX6 1cX50 1cX150 1cX400 HT XLPE ( 66 KV-Earthed)1 1cX10 1cX70 1cX185 1cX 5002 1cX16 1cX95 1cX240 1cX 6303 1cX25 1cX120 1cX300 1cX800 Nill4 1cX35 1cX150 1cX400 1cX1000 Cable Dia5 1cX50 1cX185 1cX 500 0.125 mt6 1cX70 1cX240 1cX 630 0.25 mt7 1cX95 1cX300 1cX800 0.5 mt8 1cX120 1cX400 1cX10009 2cX0.5 1cX 500 3cX 2510 2cX0.75 1cX 630 3cX 35
2cX1 1cX800 3cX 50 Very Wet Soil1 Ph 2cX1.5 1cX1000 3cX 70 Wet Soil3 Ph 2cX2.5 2cX1.5 3cX 95 Damp Soil
2cX4 2cX2.5 3cX 120 Dry Soil3cX0.5 2cX4 3cX 150 Very Dry Soil3cX0.75 2cX 6 3cX 1853cX1 2cX10 3cX 240 Not Known3cX1.5 2cX16 3cX 300 13cX2.5 2cX25 3cX 400 1.53cX4 2cX35 2
2cX50 2.52cX70 32cX952cX120 12cX150 22cX185 3
2cX240 42cX300 52cX400 62cX5002cX630 Dol3cX1.5 Y- D3cX2.5 Auto Tra.3cX4 Soft3cX 6 Freq.Conv3cX 103cX 163cX 253cX 353cX 503cX 703cX 953cX 1203cX 1503cX 1853cX 2403cX 3003cX 4003cX 5003cX 630
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3.5X16 3.5X25 3.5X35 3.5X50 3.5X70 3.5X95 3.5X120 3.5X150
3.5X185 3.5X240 3.5X300 3.5X400 3.5X500 3.5X6304cX 1.54cX 2.54cX44cX 64cX 104cX164cX 254cX354cX 504cX704cX 954cX 1204cX 1504cX 1854cX 2404cX 3004cX 4004cX 5004cX 630
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Nominal
Conductor Area(Sq.mm)
MaximumConductor
Resistance at20C (ohm/km)
MaximumConductor
Reactance at 20C(ohm/km)
AluminiumCurrent CarryingCapacity (Amp)
CopperCurrent CarryingCapacity (Amp)
CopperCurrent CarryingCapacity (Amp)
1cX0.5 39 0 4 4 0.0571cX0.75 26 0 7 7 0.100
1cX1 19.5 0 11 11 0.1571cX1.5 13.3 0 15 15 0.2141cX2.5 7.98 0 19 19 0.2711cX4 4.95 0 26 26 0.3711cX6 3.3 0 35 35 0.500
1cX10 1.91 0 46 46 0.6571cX16 1.21 0 62 62 0.8861cX25 0.78 0 80 80 1.143
1cX35 0.554 0 102 102 1.4571cX50 0.386 0 138 138 1.9711cX70 0.272 0 214 214 3.0571cX95 0.206 0 254 254 3.629
1cX120 0.161 0 300 300 4.2862cX0.5 39 0 4 4 0.057
2cX0.75 26 0 7 7 0.1002cX1 19.5 0 11 11 0.157
2cX1.5 13.3 0 15 15 0.2142cX2.5 7.98 0 19 19 0.2712cX4 4.95 0 26 26 0.371
3cX0.5 39 0 4 4 0.0573cX0.75 26 0 7 7 0.100
3cX1 19.5 0 11 11 0.1573cX1.5 13.3 0 15 15 0.2143cX2.5 7.98 0 19 19 0.2713cX4 4.95 0 26 26 0.371
Resi React Resi React Ground
ohm/km ohm/km ohm/km ohm/km Amp
1cX4 8.8 0.158 5.52 0.0158 1cX6 5.53 0.148 3.69 0.148 39
1cX10 3.7 0.138 2.19 0.138 511cX16 2.29 0.128 1.38 0.128 661cX25 1.44 0.12 0.87 0.12 861cX35 1.04 0.114 0.627 0.114 1001cX50 0.77 0.11 0.463 0.11 1201cX70 0.53 0.103 0.321 0.103 1401cX95 0.38 0.101 0.231 0.101 175
1cX120 0.3 0.096 0.184 0.096 1951cX150 0.25 0.094 0.149 0.094 2201cX185 0.2 0.092 0.12 0.092 2401cX240 0.15 0.09 0.091 0.09 2701cX300 0.12 0.088 0.074 0.088 2951cX400 0.094 0.088 0.059 0.088 325
PVC Flexible
Cable Details
Aluminium Copper
NominalConductor Area
(Sq.mm)
1.1 KV PVC
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1cX 500 0.0726 0.087 0.046 0.087 3451cX 630 0.0563 0.086 0.037 0.086 3901cX800 0.044 0.083 0.031 0.083 450
1cX1000 0.0349 0.082 0.027 0.082 5002cX1.5 21.72 0.126 14.5 0.126 182cX2.5 14.52 0.119 8.87 0.119 162cX4 8.89 0.116 5.52 0.116 32
2cX 6 5.53 0.11 3.69 0.11 402cX10 3.7 0.1 2.19 0.1 552cX16 2.29 0.097 1.38 0.097 702cX25 1.44 0.097 0.87 0.097 902cX35 1.04 0.097 0.627 0.097 1102cX50 0.77 0.094 0.463 0.094 1352cX70 0.53 0.09 0.321 0.09 1602cX95 0.38 0.09 0.231 0.9 190
2cX120 0.3 0.087 0.184 0.087 2102cX150 0.25 0.087 0.149 0.087 2402cX185 0.2 0.087 0.12 0.087 2752cX240 0.15 0.087 0.091 0.087 320
2cX300 0.12 0.086 0.073 0.086 3552cX400 0.09 0.086 0.059 0.086 3852cX500 0.09 0.086 0.059 0.086 4252cX630 0.09 0.086 0.059 0.086 4653cX1.5 21.72 0.126 14.5 0.126 163cX2.5 14.52 0.119 8.87 0.119 213cX4 8.89 0.116 5.52 0.116 28
3cX 6 5.53 0.11 3.69 0.11 353cX 10 3.7 0.1 2.19 0.1 463cX 16 2.29 0.097 1.38 0.097 603cX 25 1.44 0.097 0.87 0.097 763cX 35 1.04 0.097 0.627 0.097 92
3cX 50 0.77 0.094 0.463 0.094 1103cX 70 0.53 0.09 0.321 0.09 1353cX 95 0.38 0.9 0.231 0.09 165
3cX 120 0.3 0.087 0.184 0.087 1853cX 150 0.25 0.087 0.149 0.087 2103cX 185 0.2 0.087 0.12 0.087 2353cX 240 0.15 0.087 0.0912 0.087 2753cX 300 0.12 0.086 0.0739 0.086 3053cX 400 0.09 0.086 0.0592 0.086 3353cX 500 0.09 0.086 0.0592 0.086 3703cX 630 0.09 0.086 0.0592 0.086 405
3.5X16 1.44 0.097 0.73 0.097 70
3.5X25 0.77 0.094 0.387 .0.094 763.5X35 0.53 0.09 0.268 0.09 923.5X50 0.38 0.09 0.193 0.09 1103.5X70 0.3 0.087 0.153 0.087 1353.5X95 0.2 0.087 0.099 0.087 165
3.5X120 0.15 0.087 0.075 0.087 1853.5X150 0.12 0.086 0.06 0.086 2103.5X185 0.09 0.086 0.047 0.086 2353.5X240 0.08 0.085 0.046 0.085 2753.5X300 0.08 0.085 0.046 0.085 3053.5X400 0.08 0.084 0.045 0.084 3353.5X500 0.08 0.084 0.045 0.084 3703.5X630 0.08 0.084 0.045 0.084 4054cX 1.5 21.72 0.126 14.5 0.126 164cX 2.5 14.52 0.119 8.87 0.119 21
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4cX 6 5.53 0.11 3.69 0.11 35
4cX 10 3.7 0.1 2.19 0.1 46
4cX16 2.29 0.097 1.38 0.097 60
4cX 25 1.44 0.097 0.87 0.097 76
4cX35 1.04 0.097 0.62 0.097 92
4cX 50 0.77 0.094 0.46 0.094 110
4cX70 0.53 0.09 0.32 0.09 135
4cX 95 0.38 0.9 0.23 0.09 1654cX 120 0.3 0.087 0.18 0.087 185
4cX 150 0.25 0.087 0.14 0.087 210
4cX 185 0.2 0.087 0.12 0.087 235
4cX 240 0.15 0.087 0.091 0.087 275
4cX 300 0.12 0.086 0.073 0.086 305
4cX 400 0.09 0.086 0.059 0.086 335
4cX 500 0.09 0.086 0.059 0.086 370
4cX 630 0.09 0.086 0.059 0.086 405
Resi React Resi React Ground
ohm/km ohm/km ohm/km ohm/km Amp1cX25 1.1 0.129 1.1 0.129 1001cX35 1.1 0.129 1.1 0.129 1201cX50 0.822 0.1293 0.822 0.1293 1401cX70 0.568 0.1195 0.568 0.1195 1751cX95 0.411 0.113 0.411 0.113 205
1cX120 0.325 0.1085 0.325 0.1085 235
1cX150 0.265 0.1062 0.265 0.1062 260
1cX185 0.211 0.1025 0.211 0.1025 295
1cX240 0.161 0.1011 0.161 0.1011 3401cX300 0.13 0.0988 0.13 0.0988 385
1cX400 0.102 0.0959 0.102 0.0959 0.57
1cX 500 0.08 0.0936 0.08 0.0936 0.60
1cX 630 0.063 0.0919 0.063 0.0919 0.67
1cX800 0.0513 0.0895 0.0513 0.0895 0.76
1cX1000 0.0426 0.0875 0.0426 0.0875 0.82
3cX 25 1.1 0.134 1.1 0.134 95
3cX 35 1.1 0.134 1.1 0.134 115
3cX 50 0.822 0.1358 0.822 0.1358 130
3cX 70 0.568 0.1237 0.568 0.1237 160
3cX 95 0.411 0.1168 0.411 0.1168 190
3cX 120 0.325 0.1128 0.325 0.1128 220
3cX 150 0.265 0.1096 0.265 0.1096 245
3cX 185 0.211 0.1073 0.211 0.1073 275
3cX 240 0.161 0.1041 0.161 0.1041 315
3cX 300 0.13 0.1002 0.13 0.1002 355
3cX 400 0.102 0.0968 0.102 0.0968 400
Resi React Resi React Ground
ohm/km ohm/km ohm/km ohm/km Amp1cX25 1.1 0.134 1.1 0.134 1001cX35 1.1 0.134 1.1 0.134 120
Aluminium Copper
NominalConductor Area
(Sq.mm)
Copper
3.8 / 6.6 KV(6.6 KV Earthed) AL/COPPE
NominalConductor Area
(Sq.mm)
6.6 /11 KV(6.6KV Un-Earthed/11KV Earthed) AL/
Aluminium
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Resi React Resi React Ground
ohm/km ohm/km ohm/km ohm/km Amp
1cX 95 0.32 0.219 195
1cX120 0.253 0.218 2201cX150 0.206 0.217 240
1cX185 0.164 0.215 2751cX240 0.125 0.2 320
1cX300 0.1 0.19 360
1cX400 0.778 0.181 4101cX 500 0.0605 0.183 460
1cX 630 0.0469 0.183 525
1cX800 0.0367 0.183 5901cX1000 0.0291 0.183 650
PVC XLPE/EPR PVC XLPE/EPR
10 1.22 1.15 10 1.1 1.0715 1.17 1.12 15 1.05 1.0420 1.12 1.08 20 0.95 0.96
25 1.06 1.04 25 0.89 0.93
35 0.94 0.96 35 0.77 0.89
40 0.87 0.91 40 0.71 0.85
45 0.79 0.87 45 0.63 0.850 0.71 0.82 50 0.55 0.76
55 0.61 0.76 55 0.45 0.71
60 0.5 0.71 60 0 0.6565 0 0.65 65 0 0.670 0 0.58 70 0 0.53
75 0 0.5 75 0 0.46
80 0 0.41 80 0 0.38
Various Cable Derati
Tem.Corrrection Factor:K1 Ground Corrrection Factor:K2
AmbientTemp
InsulationGround Temp
Insulation
NominalConductor Area
(Sq.mm)
Aluminium Copper
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Duct Air Ground Duct Air
Amp Amp Amp Amp Amp 39 38 35 0.304 0.46037 35 49 48 44 0.456 0.690
51 47 65 64 60 0.760 1.150
65 64 85 83 82 1.220 1.8484 84 110 110 110 1.900 2.88
100 105 130 125 130 2.660 4.03
115 130 155 150 165 3.800 5.75
135 155 190 175 205 5.320 8.05
155 190 220 200 245 7.220 10.90
170 220 250 220 280 9.120 13.80
190 250 280 245 320 11.40 17.30
210 290 305 260 370 14.10 21.30
225 335 345 285 425 18.20 27.30
245 380 3 75 310 475 22.8 34.50275 435 400 335 550 30.40 46.00
Aluminum Copper
Insulated
Aluminium Copper
Short Circuit CurrentRating for 1Sec.duration
in K. Amps
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295 480 425 355 590 38.00 57.50320 550 470 375 660 47.90 72.50380 610 530 425 725 60.80 92.00415 680 590 740 870 76.00 115.0016 16 23 20 20 0.3 0.4
21 21 32 27 27 0.3 0.4
27 27 41 35 35 0.304 0.460
34 35 50 44 45 0.456 0.69045 47 70 58 60 0.760 1.15058 59 90 75 78 1.220 1.84076 78 115 97 105 1.900 2.88092 99 140 120 125 2.660 4.030
115 125 165 145 155 3.800 5.750140 150 205 180 195 5.320 8.050170 185 240 215 230 7.220 10.90190 210 275 235 265 9.120 13.80210 240 310 270 305 11.40 17.300240 275 350 300 350 14.10 21.280275 325 405 345 410 18.20 27.600
305 365 450 385 465 22.80 34.500345 420 490 485 530 30.40 46.000380 475 540 460 605 38.00 57.500415 540 640 550 785 47.90 72.55014 13 21 17 17 0.3 0.4
18 18 27 24 24 0.3 0.4
23 23 36 30 30 0.304 0.46030 30 45 38 39 0.456 0.69039 40 60 50 52 0.760 1.15050 51 77 64 66 1.220 1.84063 70 99 81 90 1.900 2.88077 86 120 99 110 2.660 4.030
95 105 145 125 135 3.800 5.750115 130 175 150 165 5.320 8.050140 155 210 175 200 7.220 10.900155 180 240 195 230 9.120 13.800175 205 270 225 265 11.40 17.300200 240 300 255 305 14.10 21.300235 280 345 295 355 18.20 27.600260 315 385 335 400 22.80 34.500290 375 425 360 435 30.40 46.000320 425 470 390 520 38.00 57.500350 480 555 470 675 47.90 72.50065 62 99 81 90 1.8 2.5
63 70 99 81 90 1.90 2.8877 86 120 99 110 2.66 4.0395 105 145 125 135 3.80 5.75
115 130 175 150 165 5.32 8.05140 155 210 175 200 7.22 10.90155 180 240 195 230 9.12 13.80175 205 270 225 265 11.40 17.30200 240 300 255 305 14.10 21.30235 280 345 295 355 18.20 27.60260 315 385 335 400 22.80 34.50290 375 425 360 435 30.40 46.00320 425 470 390 520 38.00 57.50350 480 555 470 675 47.90 72.5014 13 21 17 17 0.3 0.4
18 18 27 24 24 0.3 0.4
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125 170 185 160 220 4.70 7.15155 215 225 195 275 6.58 10.01
180 260 265 235 340 8.93 13.59205 305 300 265 390 11.28 17.16230 345 335 295 440 14.10 21.45
260 395 380 330 510 17.39 26.46300 470 435 380 600 22.56 34.32
335 540 490 425 680 28.20 42.90380 630 550 480 790 37.60 57.20
430 730 610 530 910 47.00 71.50480 840 680 580 1030 59.22 90.10530 960 740 630 1140 75.20 114.40580 1070 790 670 1250 94.00 143.00
82 105 120 105 135 2.35 3.5897 125 145 125 165 3.29 5.01
115 150 170 150 195 4.70 7.15140 190 210 180 240 6.58 10.01
165 230 250 215 295 8.93 13.59190 260 280 240 335 11.28 17.16
210 295 310 270 380 14.10 21.45240 335 350 305 430 17.39 26.46275 395 400 350 500 22.56 34.32310 450 445 390 570 28.20 42.90350 520 500 440 650 37.60 57.20
Duct Air Ground Duct Air
Amp Amp Amp Amp Amp
90 120 130 115 155 2.35 3.58105 145 155 140 185 3.29 5.00
125 170 185 160 220 4.70 7.15155 215 225 195 275 6.58 10.01180 260 265 235 340 8.93 13.59205 305 300 265 390 11.28 17.16
230 345 335 295 440 14.10 21.45260 395 380 330 510 17.39 26.46300 470 435 380 600 22.56 34.32
335 540 490 425 680 28.20 42.90380 630 550 480 790 37.60 57.20430 730 610 530 910 47.00 71.50480 840 680 580 1030 59.22 90.10
530 960 740 630 1140 75.20 114.40
580 1070 790 670 1250 94.00 143.0082 105 120 105 135 2.35 3.5897 125 145 125 165 3.29 5.01
115 150 170 150 195 4.70 7.15140 190 210 180 240 6.58 10.01165 230 250 215 295 8.93 13.59
190 260 280 240 335 11.28 17.16210 295 310 270 380 14.10 21.45240 335 350 305 430 17.39 26.46275 395 400 350 500 22.56 34.32
310 450 445 390 570 28.20 42.90350 520 500 440 650 37.60 57.20
OND, XLPE INSULATED CABLES
Aluminium Copper
Aluminum Copper
COND, XLPE INSULATED CABLES
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Duct Air Ground Duct Air
Amp Amp Amp Amp Amp
240 240 9.8
280 280 12.4
335 335 15.5
380 380 19.2
450 450 24.8
510 510 31.1
595 595 41.4
690 690 51.8
800 800 65.2
910 910 82.8
1010 1010 104
No of Circuit Nill cable Dia 0.125m 0.25m 0.5m
Resistivity K3 1 1 1 1 1 11 1.18 2 0.75 0.8 0.85 0.9 0.9
1.5 1.1 3 0.65 0.7 0.75 0.8 0.852 1.05 4 0.6 0.6 0.7 0.75 0.8
2.5 1 5 0.55 0.55 0.65 0.7 0.8
3 0.96 6 0.5 0.55 0.6 0.7 0.8
Nature of Soil K3 TemPVC Flexible
(Up to 1.1 KV)LT PVC LT XLPE
Very Wet Soil 1.21 25 1.25 1.16 1.28
Wet Soil 1.13 30 1.16 1.1 1.22
Damp Soil 1.05 35 1.09 1.05 1.134
Dry Soil 1 40 1 1 1
Very Dry Soil 0.86 45 0.9 0.94 0.975
50 0.8 0.88 0.878
55 0.69 0.82 0.768
60 0.62 0.74 0.658
0.9
0.85
0.8
HT XLPE
1.14
1.1
1.04
1
0.95
Soil Thermal Resistivity: 2.5 k.m/W
Corrrection Factor:K3
ng Factors
(Temp. Derating factor)
Soil Corrrection Factor:K3 Correction Factor(K4) (Ground Cable Dist)
AluminumShort Circuit Current
Rating for 1Sec.durationin K. Amps
Aluminium Copper
Copper
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Resi React Resi React Ground Duct Air Groundohm/km ohm/km ohm/km ohm/km Amp Amp Amp Amp
1cX4 1.555 0.102 1.555 0.102 481cX6 1.553 0.102 1.553 0.102 48 45 45 60
1cX10 1.553 0.102 1.553 0.102 62 62 61 801cX16 1.54 0.102 1.54 0.102 81 80 83 1041cX25 1.54 0.102 0.93 0.102 99 90 115 1301cX35 1.11 0.097 0.671 0.097 117 110 135 1551cX50 0.82 0.092 0.495 0.092 138 125 170 1851cX70 0.56 0.088 0.343 0.088 168 155 210 2251cX95 0.41 0.085 0.247 0.085 204 185 255 265
1cX120 0.32 0.082 0.196 0.082 230 210 300 3001cX150 0.265 0.082 0.159 0.082 265 230 342 3351cX185 0.211 0.082 0.127 0.082 295 260 385 380
1cX240 0.162 0.079 0.0965 0.079 340 300 450 4351cX300 0.13 0.078 0.0769 0.078 390 335 519 4901cX400 0 1023 0 077 0 0608 0 077 450 380 605 550
1.1 KV XLPE Insulated
Copper
Aluminum
NominalConductor
Area (Sq.mm)Aluminium
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1cX 500 0.0808 0.076 0.0468 0.076 500 430 700 6101cX 630 0.0648 0.075 0.0362 0.075 555 485 809 6801cX800 0.053 0.075 0.0283 0.075 625 530 935 740
1cX1000 0.0444 0.068 0.0225 0.068 690 570 1065 7802cX1.5 2cX2.5 2cX4 1.555 0.097 1.555 0.097 34 28 30 44
2cX 6 1.553 0.097 1.553 0.097 43 37 40 552cX10 1.553 0.085 1.553 0.085 57 48 53 742cX16 1.54 0.08 1.54 0.08 78 61 70 942cX25 1.54 0.08 0.93 0.08 95 80 99 1202cX35 1.11 0.08 0.671 0.08 116 94 117 1452cX50 0.082 0.078 0.495 0.078 140 110 140 1702cX70 0.57 0.077 0.343 0.077 170 140 176 2102cX95 0.41 0.074 0.247 0.074 200 165 221 250
2cX120 0.33 0.072 0.196 0.072 225 185 258 2852cX150 0.27 0.072 0.159 0.072 255 210 294 3152cX185 0.21 0.072 0.127 0.072 285 235 339 3552cX240 0.16 0.072 0.0965 0.072 325 270 402 410
2cX300 0.13 0.071 0.0769 0.071 370 305 461 4602cX400 0.1 0.07 0.0602 0.07 435 350 542 5202cX500 0.1 0.07 0.0602 0.07 481 405 624 5802cX630 0.1 0.07 0.0602 0.07 537 470 723 6803cX1.5 3cX2.5 3cX4 1.581 0.097 1.581 0.097 34 28 30 443cX 6 1.57 0.097 1.57 0.097 43 37 40 55
3cX 10 1.55 0.08 1.55 0.08 57 48 53 743cX 16 1.557 0.08 1.557 0.08 78 61 70 943cX 25 1.54 0.08 0.93 0.08 95 80 99 1203cX 35 1.11 0.08 0.671 0.08 116 94 117 145
3cX 50 0.82 0.078 0.495 0.078 140 110 140 1703cX 70 0.57 0.077 0.343 0.077 170 140 176 2103cX 95 0.41 0.074 0.247 0.074 200 165 221 250
3cX 120 0.33 0.072 0.196 0.072 225 185 258 2853cX 150 0.27 0.072 0.159 0.072 255 210 294 3153cX 185 0.21 0.072 0.127 0.072 285 235 339 3553cX 240 0.16 0.072 0.0965 0.072 325 270 402 4103cX 300 0.13 0.071 0.0769 0.071 370 305 461 4603cX 400 0.1 0.07 0.0602 0.07 435 350 542 5203cX 500 0.1 0.07 0.0602 0.07 481 405 624 5803cX 630 0.1 0.07 0.0602 0.07 537 470 723 6803.5X16 3.5X25
1.54 0.08 0.93 0.08 95 80 99 1203.5X35 1.11 0.08 0.671 0.08 116 94 117 1453.5X50 0.082 0.078 0.0495 0.078 140 110 140 1703.5X70 0.57 0.077 0.343 0.077 170 140 176 2103.5X95 0.41 0.074 0.247 0.074 200 165 221 250
3.5X120 0.33 0.072 0.196 0.072 225 185 258 2853.5X150 0.27 0.072 0.159 0.072 255 210 294 3153.5X185 0.21 0.072 0.127 0.072 285 235 339 3553.5X240 0.16 0.072 0.0965 0.072 325 270 402 4103.5X300 0.13 0.071 0.0769 0.071 370 305 461 4603.5X400 0.1 0.07 0.0602 0.07 435 350 542 5203.5X500 0.1 0.07 0.0602 0.07 481 405 624 5803.5X630 0.1 0.07 0.0602 0.07 537 470 723 6804cX 1.5 4cX 2.5
4 X4
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4cX 6 3.7 0.1 2.19 0.1 43 37 40 554cX 10 2.29 0.097 1.38 0.097 57 48 53 744cX16 2.45 0.08 1.47 0.08 78 61 70 944cX 25 1.54 0.08 0.93 0.08 95 80 99 1204cX35 1.11 0.08 0.671 0.08 116 94 117 1454cX 50 0.082 0.078 0.495 0.078 140 110 140 1704cX70 0.57 0.077 0.343 0.077 170 140 176 210
4cX 95 0.41 0.074 0.247 0.074 200 165 221 2504cX 120 0.33 0.072 0.196 0.072 225 185 258 2854cX 150 0.27 0.072 0.159 0.072 255 210 294 3154cX 185 0.21 0.072 0.127 0.072 285 235 339 3554cX 240 0.16 0.072 0.0965 0.072 325 270 402 4104cX 300 0.13 0.071 0.0769 0.071 370 305 461 4604cX 400 0.1 0.07 0.0602 0.07 435 350 542 5204cX 500 0.1 0.07 0.0602 0.07 481 405 624 5804cX 630 0.1 0.07 0.0602 0.07 537 470 723 680
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No ofCable/Tray
1 2 3 4 6 8
1 1 1 1 1 1 1
2 0.84 0.8 0.78 0.77 0.76 0.75
3 0.8 0.76 0.74 0.73 0.72 0.71
4 0.78 0.74 0.72 0.71 0.7 0.69
5 0.77 0.73 0.7 0.69 0.68 0.67
6 0.75 0.71 0.7 0.68 0.68 0.66
7 0.74 0.69 0.675 0.66 0.66 0.64
8 0.73 0.69 0.68 0.67 0.66 0.64
LayingDepth(mt)
RatingFactor
0.5 1.1
0.7 1.05
0.9 1.01
1 1
1.2 0.98
1.5 0.96
Depth Facator (K5)
(Grouping factor)==No of Tray
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Duct Air
Amp Amp
47 45 0.376 0.57259 57 0.564 0.85878 77 0.940 1.430
102 106 1.504 2.288115 145 2.350 3.575
140 175 3.290 5.005165 215 4.700 7.150
200 270 6.580 10.01235 330 8.930 13.59
265 380 11.28 17.16300 430 14.10 21.45
335 495 17.39 26.46
385 590 22.56 34.32430 670 28.20 42.90480 780 37.60 57.20
Aluminium Copper
Short Circuit CurrentRating for 1Sec.duration
in K. AmpsCopper
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530 900 47.00 71.50590 1020 59.22 90.09630 1140 75.20 114.40660 1250 94.00 143.00
37 39 0.376 0.572
47 50 0.564 0.85861 67 0.940 1.43078 85 1.50 2.29
100 125 2.35 3.58120 155 3.29 5.01145 190 4.70 7.15175 235 6.58 10.01210 290 8.93 13.59240 330 11.28 17.16270 375 14.10 21.45300 435 17.39 26.46350 510 22.56 34.32
390 590 28.20 42.90440 670 37.60 57.20480 750 47.00 71.50575 875 59.22 90.09
37 39 0.376 0.57247 50 0.564 0.85861 67 0.940 1.43078 85 1.50 2.29
100 125 2.35 3.58120 155 3.29 5.01
145 190 4.70 7.15175 235 6.58 10.01210 290 8.93 13.59240 330 11.28 17.16270 375 14.10 21.45300 435 17.39 26.46350 510 22.56 34.32390 590 28.20 42.90440 670 37.60 57.20480 750 47.00 71.50575 875 59.22 90.09
100 125 2.35 3.58120 155 3.29 5.01145 190 4.70 7.15175 235 6.58 10.01210 290 8.93 13.59240 330 11.28 17.16270 375 14.10 21.45300 435 17.39 26.46350 510 22.56 34.32390 590 28.20 42.90440 670 37.60 57.20480 750 47.00 71.50575 875 59.22 90.09
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47 50 0.564 0.85861 67 0.940 1.43078 85 1.50 2.29
100 125 2.35 3.58120 155 3.29 5.01145 190 4.70 7.15175 235 6.58 10.01
210 290 8.93 13.59240 330 11.28 17.16270 375 14.10 21.45300 435 17.39 26.46350 510 22.56 34.32390 590 28.20 42.90440 670 37.60 57.20480 750 47.00 71.50575 875 59.22 90.09
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