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江南全站app下载官方网站安装 ipx3和ipx4的区别


2025-01-02


江南全站app下载官方网站安装 IPX3和IPX4是两种常见的防水等级标准,主要用于衡量电气设备等产品的防水性能,其防水等级的主要区别如下:

江南全站app下载官方网站安装

一、测试角度不同:

1.IPX3测试时,样品需要水平放置,测试角度为摆管左右两边各60度角进行防水试验。

2.IPX4测试时,样品成15度角放置,测试角度为摆管左右两边各180度角进行防水试验。

二、测试时间不同:

1.江南全站app下载官方网站安装IPX3测试时间为连续淋水10分钟,试验5分钟后样品旋转90°。

2.IPX4测试为四个方向,每个方向的测试时间为2.5分钟,共10分钟。

三、摆管开孔数目和总水流量不同:

1.根据摆管半径的不同,IPX3和IPX4的摆管上的开孔数目和总流量规格也不同。

四、测试方法描述不同:

1.IPX3描述为“飞溅水从垂直向任何一侧倾斜至60度,不会产生有害影响”。

2.江南全站app下载官方网站安装 IPX4描述为“喷射水从任何方向喷射到机壳上,没有有害影响”。

五、水流量计算方式不同:

1.IPX3和IPX4的平均水流量速率都要求为每分钟0.07升±10%,但总水流量速率随摆管半径不同而有所差异。

综上所述,江南全站app下载官方网站安装IPX3和IPX4的主要区别在于测试角度、测试时间、摆管开孔数目和总水流量、以及测试方法描述。这些差异决定了它们各自适用的测试场景和要求。

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