Classes of Gloves for Electrical Protection and Their Voltage Ratings Gloves used for electrical protection are categorized into different classes based on their voltage rating and the level of protection they provide. gloves of a higher class can be used for lower voltage applications, but gloves of a lower class should never be used for higher voltage work. Additionally, gloves should be inspected regularly for any signs of damage or degradation, and they should be replaced as per the manufacturer's guidelines and industry standards. Class 00 0 1 2 3 4 For Downloading the File in PDF HD Format, please Click Below