Description: Characterization of a certificate with respect to the standard or guideline on the basis of which it was created.; Name: Certificate type
Description: classification of a certificate according to the standard or directive on the basis of which it was issued; Name: type of certificate
Description: Allocation of the devices according to deployment site and cause of the hazard. NOTE: The Group II operating media are further subdivided into explosion groups and temperature classes; Name: Explosion protection device group of the pump