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江南app官方链接 ip6x为什么不计算抽气速率


2024-08-16


江南app官方链接 ,又名防尘试验箱,它主要通过利用滑石粉进行模拟各种户外粉尘环境,对各种不同的产品进行防尘检测。且广泛应用于灯具、连接器、传感器、手机、汽车、电池、洗衣机等各种电子电工产品及行业领域。

近日,看到一些用户对于江南app官方链接 ip6x为什么不计算抽气速率?似乎有些不理解?以下根据这个提问一起讨论如下:

江南app官方链接

在ip6x江南app官方链接中,不计算抽气速率的原因在于ip6x测试主要关注的是设备完全防止灰尘进入的能力,即设备内部不会有灰尘侵入。根据GB/T 4208-2017标准,ip6x测试要求在设备正常工作周期内壳内气压低于周围大气压力,这种情况下,试验过程中不涉及抽气速率的计算。

ip6x测试时,除了有关产品标准规定外壳为第二种情况以外,外壳都看作第一种,施加负压测试。第一种外壳在测试时,抽气量为80倍被试外壳或易损部件容积,抽气速度每小时不超过60倍外壳容积,任何情况下压差不得超过2kPa(20mbar)。如果极限压差为2kPa(20mbar),而抽气速度低于40倍外壳容积/h,则应连续抽满80倍容积或抽满8小时后,试验才可停止。

而对于第二种外壳,即外壳内气压与周围大气压力相同的情况下,被试外壳按正常工作位置放入试验箱内,不连接真空泵,试验持续8小时 。因此,在IP6X测试中,抽气速率并不是主要考虑的因素,主要关注的是确保设备在模拟的砂尘环境中能够防止灰尘的进入。

以上关于江南app官方链接ip6x为什么不计算抽气速率的解析,先分享到这里。

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