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    3. 插件式自恢复保险丝PTC技术支持

      万和”自恢复保险丝(插件式)技术支持 

      WHPTC Technical Support

      符号定义 Definition

       

      符号Sign

      说明

      Definition

      Ih

      WHPTC在25℃环境温度下的最大工作电流

      Hold current-maximum current at which the device will not trip at 25℃

      It

      WHPTC在25℃环境温度下启动保护的最小电流

      Trip current-minimum current at which the device will always trip at 25℃

      Vmax

      WHPTC的最大工作电压

      Maximum voltage at which the device will not trip

      Vmaxi

      WHPTC在阻断状态下所承受的最大电压

      Maximum voltage device can withstand without damage at it rated current

      Imax

      WHPTC能承受的最大电流

      Maximum fault current device can withstand without damage at rated voltage

      Rmin

      WHPTC工作前的初始最小阻值

      Minimum device resistance at 25℃ prior to tripping

      Rmax

      WHPTC工作前的初始最大阻值

      Maximum device resistance at 25℃ prior to tripping

      Figure

      图示

      The Figure of WHPTC

      Lead

      导线尺寸

      Lead diameter

      环境温度及电流值折减比率表

      Discount rate of ambient temperature and current

       

      WH Series

      -20℃

      0℃

      25℃

      30℃

      40℃

      50℃

      60℃

      70℃

      85℃

      WH6

      130%

      115%

      100%

      91%

      83%

      77%

      68%

      61%

      52%

      WH16

      132%

      120%

      100%

      96%

      88%

      80%

      71%

      61%

      47%

      WH30

      130%

      115%

      100%

      91%

      83%

      77%

      68%

      61%

      52%

      WH60

      136%

      119%

      100%

      90%

      81%

      72%

      63%

      54%

      40%

      WH130

      136%

      119%

      100%

      92%

      81%

      72%

      63%

      54%

      40%

      WH250

      132%

      117%

      100%

      91%

      85%

      77%

      68%

      61%

      48%

      WH600

      138%

      119%

      100%

      92%

      83%

      73%

      64%

      55%

      42%

      6系列  16系列  30系列  60系列  130系列  250系列  600系列  还不会选型?看这里

      返回顶部  回到主页

      • 服务与支持
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      • 生产工艺
      • 插件式自恢复保险丝PTC技术支持

      • 文章出处 - | 作者 - 管理员 | 人气 - | 发表时间 - 2013-09-26 09:20:43
      • 万和”自恢复保险丝(插件式)技术支持 

        WHPTC Technical Support

        符号定义 Definition

         

        符号Sign

        说明

        Definition

        Ih

        WHPTC在25℃环境温度下的最大工作电流

        Hold current-maximum current at which the device will not trip at 25℃

        It

        WHPTC在25℃环境温度下启动保护的最小电流

        Trip current-minimum current at which the device will always trip at 25℃

        Vmax

        WHPTC的最大工作电压

        Maximum voltage at which the device will not trip

        Vmaxi

        WHPTC在阻断状态下所承受的最大电压

        Maximum voltage device can withstand without damage at it rated current

        Imax

        WHPTC能承受的最大电流

        Maximum fault current device can withstand without damage at rated voltage

        Rmin

        WHPTC工作前的初始最小阻值

        Minimum device resistance at 25℃ prior to tripping

        Rmax

        WHPTC工作前的初始最大阻值

        Maximum device resistance at 25℃ prior to tripping

        Figure

        图示

        The Figure of WHPTC

        Lead

        导线尺寸

        Lead diameter

        环境温度及电流值折减比率表

        Discount rate of ambient temperature and current

         

        WH Series

        -20℃

        0℃

        25℃

        30℃

        40℃

        50℃

        60℃

        70℃

        85℃

        WH6

        130%

        115%

        100%

        91%

        83%

        77%

        68%

        61%

        52%

        WH16

        132%

        120%

        100%

        96%

        88%

        80%

        71%

        61%

        47%

        WH30

        130%

        115%

        100%

        91%

        83%

        77%

        68%

        61%

        52%

        WH60

        136%

        119%

        100%

        90%

        81%

        72%

        63%

        54%

        40%

        WH130

        136%

        119%

        100%

        92%

        81%

        72%

        63%

        54%

        40%

        WH250

        132%

        117%

        100%

        91%

        85%

        77%

        68%

        61%

        48%

        WH600

        138%

        119%

        100%

        92%

        83%

        73%

        64%

        55%

        42%

        6系列  16系列  30系列  60系列  130系列  250系列  600系列  还不会选型?看这里

        返回顶部  回到主页

      • 【上一篇:什么是PTC?
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