Low-Voltage Fuses Part 2 Supplementary Requirements for Fuses for Use by Authorized Persons ( Fuses Mainly for Industrial Application ) - Examples of Standardized Systems of Fuses A to K
Low-Voltage Fuses Part 3 Supplementary Requirements for Fuses for Use by Unskilled Persons ( Fuses Mainly for Household and Similar Applications ) — Examples of Standardized Systems of Fuses A to F
Rotating electrical machines: Part 5 degrees of protection provided by the integral design of rotating electrical machines (IP Code) - Classification (Second Revision)