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YCB7H-63 Miniature Circuit Breaker


  • 1.Overload protection
    2.Short circuit protection
    3.Controlling
    4.Used in residential building, non-residential building, energy source industr y and
    infrastructure.
    5.Classified as follows according to the type of instantaneous release: type B(3-5)ln
    type C(5-10)ln, type D(10-20)ln

  • Type
    Test current
    Tripping time
    Type
    Test curren
    Tripping time
    B,C,D
    1.13In
    t≤1h(In≤63A)
    B
    3In
    t≤0.1s
    1.13In
    t≤2h(In>63A)
    C
    5In
    t≤0.1s
    B,C,D
    1.45In
    t<1h(In≤63A)
    D
    10In
    t≤0.1s
    1.45In
    t<2h(In>63A)
    B
    5In
    t<0.1s
    B,C,D
    2.55In
    1s<t<60s(In≤32A)
    C
    10In
    t<0.1s
    2.55In
    1s<t<120s(In>32A)
    D
    20In
    t<0.1s



    Type
    Standard

    lEC/EN 60898-1
    Electrical
    features
    Rated current ln
    A
    1, 2, 4, 6, 10, 16, 20, 25, 32, 40
    Poles
    P
    1, 2, 3, 4
    Rated voltage Ue
    V
    230/400
    Insulation voltage Ui
    V
    500
    Rated frequency
    Hz
    50/60
    Rated breaking capacity
    A
    10000
    Rated impulse withstand voltage(1.2/50)Uimp
    V
    6000
    Dielectric test voltage at ind. Freq. for 1min
    kV
    2
    Pollution degree

    2
    Thermo-magnetic release characteristic

    B, C, D
    Mechanical features
    Electrical life
    t
    8000
    Mechanical life
    t
    20000
    Protection degree

    IP20
    Reference temperature for setting of thermal
    element

    30
    Ambient temperature
    (with daily average≤35℃)

    -5~+40
    Storage temperature

    -25~+70
    Installation
    T erminal connection type

    Cable/Pin-type busbar/U-type bar
    T erminal size top / bottom for cable
    mm²
    25
    AWG
    18-3
    Terminal size top / bottom for busbar
    mm²
    25
    AWG
    18-3
    Tightening torque
    N*m
    2
    In-Ibs
    18
    Mounting

    On DIN rail EN 60715(35mm)by means of fast clip device
    Connection

    From top and bottom