解析塑壳断路器与微型断路器的区别

2025-03-21 15:39:04
推荐回答(1个)
回答1:

  提到微型断路器和塑壳断路器这两个概念,我想很多人就得头大了。其实,在我们的日常生活中,微型断路器和塑壳断路器还是很常见的,只是我们仅仅专注于如何使用、操作它,而并非真正地区了解过微型断路器和塑壳断路器这两个代名词。那接下来我就向大家介绍介绍微型断路器和塑壳断路器这两个的概念以及微型断路器和塑壳断路器它们二者之间的区别吧。、

  


  微型断路器和塑壳断路器都属于断路器 工作原理都是一样的。区别在于:1.微型断路器安装方式是导轨安装,塑壳断路器是螺钉安装;2.微型断路器最大电流等级在63A以内,塑壳断路器电流等级最高2000A的都有。

  


  微型断路器: 电气参数

  a.符合电气标准:EN0898(IEC898)、 GB10963;

  b.额定电压(Ue):230/400V;50/60Hz;

  c.额定短路分断能力Icu:10kA IEC898(1~63A);

  d.直流短路分断能力:最大48V(S-5SJ4……,10kA)单极最大 250V(S-5SJ4-DC,6kA)单极

  e.脱扣特性 :B、C、D特性曲线

  f.最大可边上的熔断器:100A gL(>10kA)

  g.选择性级别:3

  h.工作环境温度:-5至+40℃

  i.外壳防护等级:IP40(安装后)

  j.寿命:电气,不少于8000次通断动作 机械,不少于20000次通断动作

  


  机械参数

  a.外露面长度:45mm

  b.外壳高度:80mm

  c.外壳宽度:17.5mm每极(单极)

  d.安装方式:采用IEC标准导轨35mm

  e.端子形式:两用端子可连接母排及导线

  f.端子接线能力:母线1-25mm2;母线厚度0.8-2mm

  塑壳断路器:适用工作环境

  


  a.海拔高度2000m及以下;

  b.周围介质温度不高于+40℃(对船用产品为+45℃)和不低于-5℃;

  c.能耐受潮湿空气的影响;

  d.能耐受盐雾、油雾的影响;

  e.最大倾斜为±25.5°;

  f.在受到船舶正常振动时能可靠工作;

  g.在受到地震情况下(4g)能可靠工作;

  h.在无爆炸危险的介质中,具介质无足以腐蚀金属的破坏绝缘的气体与导电尘埃的地方;

  i.在没有雨雪侵袭的地方。

  断路器的分类

  按产品极数分为二极(100A、225A)、三极与四极。

  四极产品中中性极(N极)的型式分四种:

  A型:N极不安装过电流脱扣器,且N极始终相通,不与其它三极一起合分;

  B型:N极不安装过电流脱扣器,且N极与其它三级一起合分;(N极无合后分);

  C型:N极安装过电流脱扣器,且N级与其它三极一起合分;(N极先合后分);

  D型:N极安装过电流脱扣器,且N极始终相通,不与其它三极一起合分;

  按额定电流(A)分:

  S-3VI1-63为(6)、10、16、20、25、32、40、50、63A九级(6A规格无过载保护);S-3VI2-100为(10)、16、20、25、32、40、50、63、80、100A十级;S-3VI3-160为100、125、140、160A四级;

  S-3VI3-250为100、125、140、160、180、200、225、250A八级;

  S-3VI4-400为225、250、315、350、400A五级;

  S-3VI5-630为400、500、630A三级;

  S-3VI6-800为630、700、800A三级;

  带( )为推荐规格

  按接线方式分为:板前接线、板后接线、插入式三种。

  按过电流脱扣器型式分为:热动-电磁(复式)型、电磁(瞬时)型两种。

  以上便是我为大家整理出来的有关塑壳断路器与微型断路器的基本的信息以及塑壳断路器与微型断路器它们二者之间的区别及相关联系了。看起来是很翻番复杂,令人头疼,但其实如果我们用心去理解与体会,我相信,什么问题都将会迎刃而解的。同时,我也觉得多多了解与我们息息相关的事物的信息,对我们也只有好处,没有害处。希望以上为大家提供的信息能给大家带来帮助吧。

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