Protection measures are directed to reduce the risk according to the type of damages. Protection measures should conform to requirements of the following standards

• IEC 62305-3 protection against injury to living beings and physical damage in a structure
• IEC 62305-4 protection against failure of internal systems

The selection of the most suitable protection measures should be made according to the share of each risk component in the total risk R and according to the technical and economic aspects of the different protection measures. For each type of loss, there is a number of protection measures which, individually or in combination make the condition R < R_T.