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    Cable Properties # Properties Voltage Drop Size For Each Total

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    ss787
    The document provides specifications for various cable sizes including their area, resistance, ampacity for free air and burial at 75C. It also includes examples of cable runs for a system between a switchboard, switches, and motor control panels including the cable lengths, number of cables and total cable area. The largest cable run uses 6 cables of 500 kcm each for a total cable area of 850 kcm.

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    Download as XLS, PDF, TXT or read online from Scribd

    Cable Properties # Properties Voltage Drop Size For Each Total

    Uploaded by

    ss787
    47 views5 pages
    The document provides specifications for various cable sizes including their area, resistance, ampacity for free air and burial at 75C. It also includes examples of cable runs for a system between a switchboard, switches, and motor control panels including the cable lengths, number of cables and total cable area. The largest cable run uses 6 cables of 500 kcm each for a total cable area of 850 kcm.

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    Cable_comparisons

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    The document provides specifications for various cable sizes including their area, resistance, ampacity for free air and burial at 75C. It also includes examples of cable runs for a system between a switchboard, switches, and motor control panels including the cable lengths, number of cables and total cable area. The largest cable run uses 6 cables of 500 kcm each for a total cable area of 850 kcm.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as XLS, PDF, TXT or read online from Scribd
    Download as xls, pdf, or txt
    47 views5 pages

    Cable Properties # Properties Voltage Drop Size For Each Total

    Uploaded by

    ss787
    The document provides specifications for various cable sizes including their area, resistance, ampacity for free air and burial at 75C. It also includes examples of cable runs for a system between a switchboard, switches, and motor control panels including the cable lengths, number of cables and total cable area. The largest cable run uses 6 cables of 500 kcm each for a total cable area of 850 kcm.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as XLS, PDF, TXT or read online from Scribd
    Download as xls, pdf, or txt
    of 5

    Cable Properties R 310-17 310-16 # Properties R 310-17 310-16 Voltage Drop

    Size For EACH ohms/kft Ampacity Ampacity Total ohms/kft Ampacity Ampacity Voltage
    Area DC @ 75 Cfree air burial Area DC @ 75 Cfree air burial Length Drop
    circ. Mils mm^2 for copper 75 C 75 C circ. Mils mm^2 for copper 75 C 75 C V %

    1/0 105584 53.50 0.122 230 150 2 211167.8 107.00 0.0610 460 300 0.06 2.7450 1.03%
    2/0 133100 67.44 0.0967 265 175 2 266200 134.89 0.0484 530 350 0.06 2.1758 0.81%
    3/0 167800 85.03 0.0766 310 200 7 1174600 595.18 0.0109 2170 1400 0.06 0.4924 0.18%
    4/0 211600 107.22 0.0608 360 230 5 1058000 536.10 0.0122 1800 1150 0.06 0.5472 0.20%
    250 kcm 250000 126.68 0.0515 405 255 5 1250000 633.38 0.0103 2025 1275 0.06 0.4635 0.17%
    300 kcm 300000 152.01 0.0429 445 285 4 1200000 608.05 0.0107 1780 1140 0.06 0.4826 0.18%
    350 kcm 350000 177.35 0.0367 505 310 4 1400000 709.39 0.0092 2020 1240 0.06 0.4129 0.15%
    400 kcm 400000 202.68 0.0321 545 335 3 1200000 608.05 0.0107 1635 1005 0.06 0.4815 0.18%
    500 kcm 500000 253.35 0.0258 620 380 3 1500000 760.06 0.0086 1860 1140 0.06 0.3870 0.14%
    600 kcm 600000 304.02 0.0214 690 420 2 1200000 608.05 0.0107 1380 840 0.06 0.4815 0.18%

    1973.53 0.06 750 267


    length, current

    The conversion from mm^2 to kcm is by multiplying by 1973.53;


    125 mm^2 corresponds to 246.691 kcm. Total voltage is achieved by knowing that the magnet uses
    So the conversion from kcm to mm^2 is by dividing by the same factor. 200 kW, and 750 amps. 266.7

    Cable Area
    Size circ. Mils mm^2
    18 1620 0.82086
    16 2580 1.3073
    14 4110 2.08256
    12 6530 3.30879
    10 10380 5.25961
    8 16510 8.36572
    6 26240 13.296
    4 41740 21.1499
    3 52620 26.6629
    2 66360 33.625
    1 83690 42.4062
    magnet uses
    Run Length # Total Comment
    SWBD to Switch 25 4 100 500 kcm only
    Switch to MCPS#2 30 4 120
    MCPS#2 to DC Switch 75 6 450
    MCPS#1 to DC Switch 30 6 180

    850 Grand total


    (unverified)
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    (unverified)

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