GOST R 50030.7.2-2000 Low-voltage switchgeal and controlgear. Part 7. Ancillary equipment. Section 2. Protective conductor terminal blocks for copper conductors
2009GOST R 50030.7.2-2009 Low-voltage switchgear and controlgear. Part 7.2. Ancillary equipment. Protective conductor terminal blocks for copper conductors
2000GOST R 50030.7.2-2000 Low-voltage switchgeal and controlgear. Part 7. Ancillary equipment. Section 2. Protective conductor terminal blocks for copper conductors