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RTO熔断器

更新:2013/9/12 14:18:51      点击:
  • 产品品牌   
  • 产品型号   RTO
  • 产品描述

    RTO熔断器,是上海人民电气有限公司 http://www.shamandq.com 为您提供的关于RTO熔断器型号,CRC1(CJT1)切换电容交流接触器价格,有关RTO熔断器的相关资料,上海人民电...

产品介绍

一、适用范围

RT0系列有填料管式熔断器(以下简称溶断器).額定电压交流400V. 50Hz。额定电流至600A.广泛使用于具有高短路电流的电力网络或配电装置中.作电揽、导线及电气设备(如电动机及变压器)的短路保护及电缆.导线的过载保护

二、型号含义

三、正常工作条件及安装条件

正常工作条件

1.周围空气温度不超过40.24h测得的平均值不超过35—年内测得的平均值低于该值。周围空气度最低值为-5

2.安装地点的海拔不超过2000m:

3.空气是干净的.它的相对湿度在最高温度为40时不超过50%:

在较低温度下可以有较高的相对湿度.例如.20.相对湿度可达90%:

在这些条件下.由于温度变化.中等的凝可能偶然发生.

注:若熔断器在不同于1. 23规定条件下使用.尤其是在无防护的户外条件使用.应与制造厂协商: 若熔断器用在有盐雾或不正常的工业沉积物的场所,亦应与制造厂协商

4系统电压的最大值不超过溶断器额定电压的110%

注:应注意到若熔断体在大大低于额定电压下熔断.熔断指示器可能不动作。

正常安装条件

1.安装类别

    熔断器的安装类别为III级:

2.污染等级

   熔断器抗污染程度不低于3级:

3.安装方位

   熔断器可以垂直.水平或傾斜安装在无显著摇动和冲击振动的工作场合:

   注:若熔断器在不同于正常安装规定条件下使用,应与制造厂协商。

4.分断范围与使用类别

   本熔断体为一般用途全范围分断能力的熔断体.gG熔断体

四、结构特征

   熔断器由熔断体及底座组成.并配有熔断器操作手柄。

   熔断体由熔管、熔体、填料、指示器等组成。由纯铜片制成的变截面溶体封装于高强度管内.熔管内充满高纯度石英砂做为灭弧介质。溶体二端采用点焊与联接板牢固连接熔断体带有熔断指示器.能在熔断体熔断时立即弹出红色醒目的指示件显示熔断。

   底座由插座及底板组成.呈敞开式结构.具有散热条件好.机械强度高.接触可靠.操作方便等特点。 

   操作手柄采用热固性塑料.绝缘性能好.结构简单.操作自如。

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