Description: Part of the maintenance time during which active maintenance is carried out on an object; Name: time for active maintenace
Description: Part of the maintenance time when active maintenance is carried out on an item ; Name: Active maintenance time
Description: internal volume of a compartment, including the volume of nozzles to the first connection (flange, coupling, screwed connection, weld seam) but excluding the volume of internal structures (e. g. baffles, agitators); Name: Filling volume of the equipment