IEC 61643-312:2013/COR1:2013 Components for low-voltage surge protective devices – Part 312: Selection and application principles for gas discharge tubes (Edition 1.0)
2013IEC 61643-312:2013/COR1:2013 Components for low-voltage surge protective devices – Part 312: Selection and application principles for gas discharge tubes (Edition 1.0)
2013IEC 61643-312:2013 Components for low-voltage surge protective devices - Part 312: Selection and application principles for gas discharge tubes