Description: accumulated span of uptime from the object's initial startup or from recovery to failure; Name: uptime to failure
Description: Operating time accumulated from the first use, or from restoration, until failure ; Name: Operating time to failure
Description: voltage which, together with the rated operating current, determines the use of the device and to which the various tests and the use categories refer. With single pole devices the rated rated operating voltage is generally the voltage over the pole. With multi-pole devices it is generally given as chained voltage; Name: Operating voltage