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CRM10塑料外壳式断路器

更新:2013-9-23 15:07:51      点击:
  • 产品品牌   
  • 产品型号   CRM10
  • 产品描述

    CRM10塑料外壳式断路器,是上海人民电气有限公司 http://www.shamandq.com 为您提供的关于CRM10塑料外壳式断路器型号,CRM10塑料外壳式断路器价格,有关CRM10塑料外壳...

产品介绍

CRM10系列塑料外壳式断路器(以下简称断路器),主要用于交流50Hz,额定电流16A至630A,额定绝缘电压至500V,额定工作电压400V及以下的配电网络中,用来分配电能及作为线路及电气设备的过载,短路和欠电压保护。在正常情况下,断路器也可作为线路的不频繁转换之用,400A壳架等级以下的断路器亦可作为保护电动机和电动机的不频繁起动之用。

断路器GB14048.2及相关标准设计、制造与检验。

 

周围空气温度

上限值不超过+40℃?;b)下限值不超过-5℃;c)24h的平均值不超过+35℃。

注:

1周围空气温度为-10℃或-25℃的工作条件,在订贷时用户须向制造厂申明;

2周围空气上超过+40℃或下限低于-25℃的工作条件,用户应于制造厂协商。

海拔

安装地点的海拔不超过2000m。

大气条件

大气相对温度大周围空气为+40℃时不超过50%;在较低温度下可以有高的温度,在最湿月的月平均最低温度为+25℃时,该月的月平均最大相对温度为90%,由于温度变化发生在产品表面上的凝露情况应采取措施。

污染等级

污染等3,装于断路器内附件污染等级为2.

安装类别

断路器的主电路应为安装类别Ш,辅助电路和控制电路,应为安装类别Ц。

安装条件

断路器一般应垂直安装。

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