如何选择浪涌保护器的大小,请举个例子谢谢

2025-02-09 11:49:15
推荐回答(3个)
回答1:

第一级浪涌保护器需选用10/350us波形浪涌保护器,型号AM50-10/3508/20μ s一级浪涌保护器选型标准如下

市区:80kA(8/20μs) 常用 型号AM80A、AM80B、 AM80C、 AM80D、 AM80/3P

郊区:100kA(8/20μ s)常用型号AM100A、AM100B、 AM100C、 AM100D、 AM100/3P

高山:120kA(8/20μ s)常用型号AM120A、AM120B、 AM120C、 AM120D、AM120/3P

第二级浪涌保护器最大通流容量: 60kA(8/20μs)常用型号AM60A、AM60B、AM60C. AM60D、AM60/3P。

第三级浪涌保护器最大通流容量: 40kA(8/20 s)常用型号AM40A、AM40B、AM40C、AM40D、AM40/3P。

第四级(末级)浪涌保护器最大通流容量: 20kA(8/20μs)常用型号AM20A、AM20B、AM20C、AM20D。

扩展资料:

安装注意事项

1、浪涌保护器为35mm标准导轨安装,产品安装于室内、靠近配电盒或靠近电源线的入户处。

2、需在断开电源的情况下安装,以免发生意外。

3、浪涌保护器接线方式为并联,将电源线分别接入浪涌保护器的“L”、“N” 接线孔,从“PE”接线孔引出接地线连接到防雷接地母线。

4、浪涌保护器之间的线路长度小于5m时,在两级浪涌保护器之间应加装退耦装置。

5、浪涌保护器在各个位置安装时,浪涌保护器的连接导线应尽量短而直,其总长度不宜大于0.5m。

6、浪涌保护器可根据需要提供遥信报警接口,“COM”为中性点,“NC"为常闭点,“NO"为常开

参考资料:百度百科-浪涌保护器

回答2:

如何选择浪涌保护器的大小,请举个例子谢谢

首先根据你浪涌保护器的安装位置选择是I级还是II级、III级;

I级一般位于变压器低压侧,选用120或100KA,10/350US型的

II级一般位于配电柜进线侧,选用80或60KA,8/20US型的;

III级一般是配电箱进线侧,选用20或40KA,8/20型的。


给你发一个国际大厂的样本参考下

回答3:

避雷器和浪涌保护器二者作为电气设备中常用的原件都有防止过电压,特别是防止雷电过电压的功能,但两者在应用上还是有许多区别。今天就来讲下浪涌保护器(SPD)的选型,及避雷针保护范围的确定!

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