
Insulation coordination for equipment within low-voltage supply systems. Part 1: Principles, requirements and tests
STANDARD published on 1.3.2022
Designation standards: STN EN IEC 60664-1
Classification mark: 330420
Catalog number: 134228
Publication date standards: 1.3.2022
Approximate weight : 57 g (0.13 lbs)
Country: Slovak technical standard
Category: Technical standards STN