Nothing Special   »   [go: up one dir, main page]
Scribd Logo
Upload

Welcome to Scribd!

  • 25 views

    Typical VI Characteristic

    Uploaded by

    Adrianodella
    This document contains an Excel-based tool from ArresterWorks.com for selecting surge arrester types based on voltage and current characteristics. It displays a table of typical voltage-current values for different arrester types and classes. The user can enter a desired voltage class and the tool will calculate the initial current and voltage for that class.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as XLS, PDF, TXT or read online from Scribd

    Typical VI Characteristic

    Uploaded by

    Adrianodella
    25 views12 pages
    This document contains an Excel-based tool from ArresterWorks.com for selecting surge arrester types based on voltage and current characteristics. It displays a table of typical voltage-current values for different arrester types and classes. The user can enter a desired voltage class and the tool will calculate the initial current and voltage for that class.

    Copyright

    © Attribution Non-Commercial (BY-NC)

    Available Formats

    XLS, PDF, TXT or read online from Scribd

    Did you find this document useful?

    Is this content inappropriate?

    This document contains an Excel-based tool from ArresterWorks.com for selecting surge arrester types based on voltage and current characteristics. It displays a table of typical voltage-current values for different arrester types and classes. The user can enter a desired voltage class and the tool will calculate the initial current and voltage for that class.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as XLS, PDF, TXT or read online from Scribd
    Download as xls, pdf, or txt
    25 views12 pages

    Typical VI Characteristic

    Uploaded by

    Adrianodella
    This document contains an Excel-based tool from ArresterWorks.com for selecting surge arrester types based on voltage and current characteristics. It displays a table of typical voltage-current values for different arrester types and classes. The user can enter a desired voltage class and the tool will calculate the initial current and voltage for that class.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as XLS, PDF, TXT or read online from Scribd
    Download as xls, pdf, or txt
    You are on page 1of 12

    Arrester Class

    An Excel based tool from ArresterWorks.com

    Select Arrester Type

    Arrester Uc or MCOV (rms)

    Current (A)
    0.000015
    0.000045
    0.00015
    0.00075
    0.015
    1.5
    15
    187.5
    375
    750
    1500
    2250
    4500
    7500
    15000
    30000
    60000
    150000

    45.0

    7.65
    kVp
    1.8
    9.1
    12.8
    14.1
    14.6
    15.3
    16.2
    17.9
    18.5
    19.1
    20.2
    20.9
    22.0
    23.1
    24.8
    27.2
    30.6
    38.3

    40.0

    Typical Arrester Voltage-Current (VI) Characteristics

    35.0
    Arrester Voltage (kVp)

    Enter Desired Uc
    or MCOV ----------->

    30.0
    25.0
    20.0
    15.0
    10.0
    5.0
    0.0
    0.00001 0.0001

    0.001

    0.01

    0.1

    10

    Arrester Current (A)

    100

    1000

    10000

    100000 1000000

    Type
    Uc ------->
    Current Adjusted to
    Initial Current
    Type

    0.00001
    0.00003
    0.0001
    0.0005
    0.01
    1
    10
    125
    250
    500
    1000
    1500
    3000
    5000
    10000
    20000
    40000
    100000

    0.000015
    0.000045
    0.00015
    0.00075
    0.015
    1.5
    15
    187.5
    375
    750
    1500
    2250
    4500
    7500
    15000
    30000
    60000
    150000

    8.4
    Initial Voltage

    2
    10
    14
    15.5
    16
    16.8
    17.75
    19.7
    20.3
    21
    22.2
    23
    24.2
    25.4
    27.2
    29.9
    33.6
    42

    9
    Class or Type
    Light Duty
    Normal Duty
    Heavy Duty
    5kA
    10kA
    Station
    Class 1
    Class 2
    Class 3
    Class 4
    Class 5

    Position
    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11

    1.5
    Current
    Factor
    0.7
    0.8
    0.9
    0.8
    0.9
    1
    1.1
    1
    1.5
    2
    3

    You might also like