IEC 60337-2C:1977/COR1:1977 ed1.0
Заменен
Corrigendum 1 - Supplement C - Control switches (low-voltage switching devices for control and auxiliary circuits, including contactor relays) - Part 2: Special requirements for specific types of control switches - Section 5: Indicator lights - Section 6: Standardization of fixing hole of single hole mounted push-buttons and indicator lights
— 0 стр.
