Description: Length of time that maintenance is performed on an object, including technical, logistical, and internal administrative delays; Name: time for maintenance 
Description: Time interval when maintenance is carried out on an item including technical, logistic and internal administrative delays; Name: Maintenance time
Description: classifies the scope of the protection of the electromagnetic device against direct contact, against insertion of hard foreign objects and/or infiltration through water; Name: Protection type class of the electric motor