PD IEC TR 60297-3-1:2023 Mechanical structures for electrical and electronic equipment. Dimensions of mechanical structures of the 482,6 mm (19 in) series - Technological schemes and applications
2023PD IEC TR 60297-3-1:2023 Mechanical structures for electrical and electronic equipment. Dimensions of mechanical structures of the 482,6 mm (19 in) series - Technological schemes and applications