Description: actual reliability of an object, taking into account the modes of operation, operating conditions and any preventive maintenance measures carried out; Name: reliability of operation
Description: Actual reliability of an item considering operating modes, operating conditions and possible preventive maintenance actions carried out ; Name: Operational reliability
Description: Allocation of the devices according to deployment site and cause of the hazard. NOTE: The Group II operating media are further subdivided into explosion groups and temperature classes; Name: Explosion protection device group of the pump