Description: percentage availability of a component over a certain period of time; Name: Availability depending on time
Description: During a given period of time, percentage of the time during which an item was able to perform when required ; Name: Time based availability
Description: Allocation of explosion-protected electrical operating media according to their maximum surface temperature for use in explosion-capable atmosphere in accordance with (IEC 50(426):1990; Name: Explosion protection temperature class of the electric motor