Description: Characterization of a file with respect to its application type; Name: Source file type
Description: classification of a file seal according to its application type; Name: type of source file
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