Description: period of time during which a system or component is operational and in service, but not in use; Name: it
Description: Time interval throughout which an item is in an idle state; Name: Idle time
Description: norm/stipulation describing the explosion protection. The explosion protection type, the device category, the temperature class as well as the device / explosion group are taken from this norm. The type and number of the norm/stipulation with issue year and issue month must be given; Name: Reference norm of the explosion protection of the electric motor