
Guide to the calculation of d.c. resistance of plain and coated copper conductors of low-frequency cables and wires
NORMA vydána dne 5.10.2025
Designation standards: GB/T 18213-2025
Note: K dispozici od: květen 2026
Publication date standards: 5.10.2025
Country: Chinese technical standard
Kategorie: Technické normy GB