Electricity is used in many places in our life, so there are more and more cables and more cable trays. It is understood that the cable tray is often encountered in the installation and construction. Some sites need to install protective covers, but what kind of situation is it? Now let's see why the cable tray should be equipped with a protective cover.

一，如果在户外安装电缆桥架时必须在上层或者每一层安装防护罩

1、 If the cable tray is installed outdoors, the protective cover must be installed on the upper layer or each layer

二，如果安装地点容易受到机械损伤或者粉尘很多的环境，或者有特殊要求的场所都必须加装保护罩

2、 If the installation site is vulnerable to mechanical damage or dusty environment, or places with special requirements, protective covers must be installed

三，电缆桥架在铁板或者类似的带孔装置下面安装，上层的桥架必须加装保护罩；如果上层桥架宽度小于下层桥架宽度的时候，下层桥架必须加装保护罩；还有一点如果电缆桥架垂直安装时，距离地面两米以内的场所必须加装保护罩。

3、 The cable tray shall be installed under the iron plate or similar perforated device, and the upper tray must be equipped with a protective cover; If the width of the upper bridge is less than that of the lower bridge, the lower bridge must be equipped with a protective cover; In addition, if the cable tray is installed vertically, the place within two meters from the ground must be equipped with a protective cover.

电缆桥架为什么要加装保护罩？通过上面的介绍，大家都清楚了吧。电缆桥架是非常重要的，需要做好相应的保护工作，这样才能避免危险的发生

Why should protective covers be installed on cable trays? Through the above introduction, everyone is clear. Cable tray is very important, and corresponding protection work needs to be done to avoid danger