Description: Part of the total active maintenance time required to perform preventive maintenance; Name: active period of preventive maintenance
Description: part of the active maintenance time taken to perform a preventive maintenance; Name: active preventive maintenance time
Description: The operating underpressure PS- is the maximum value of the operating underpressure defined from a safety point of view by the manufacturer of the system for the various components in relation to the atmospheric pressure (1 bar) at the maximum permissible temperature TS1; Name: Max. permissible underpressure PS1- at TS1, room1