Ревидиран
IEC 62505-3-2:2009 gives particular requirements for current transformers used in a.c. single-phase railway applications, fixed installations. Applies to current transformers used at traction voltages and frequencies according to IEC 60850.
ПОВУЧЕН
IEC 62505-3-2:2009 ED1
99.60
Повлачење ступило на снагу
11. 3. 2020.
ОБЈАВЉЕН
IEC 62505-3-2:2020 ED2