Regulations on the use height of fall arrester

According to the relevant national standards, any operation at a height of 2m or above the falling height datum plane where there is a possibility of falling is called high place operation.

Classification of work at height

1. When the working height is 2 to 5 meters, it is called class I high place operation;

2. When the operation height is more than 5m to 15m, it is called level II high place operation;

3. When the working height is more than 15m to 30m, it is called level III high place operation;

4. When the operation height is more than 30m, it is called special high-altitude operation.