Testing of Plastics and Other Electrical Insulating Materials; Selection of Climates for Preconditioning, Conditioning and Testing of Test Specimens— 4 стр.
Low voltage switchgear and controlgear for industrial use; terminal marking; terminals for external associated electronic circuit components and contacts— 4 стр.
Low-voltage Switchgear and Controlgear for Industrial Use; Terminal Marking, Distinctive Number and Distinctive Letter for Particular Contactor Relays— 6 стр.
Low-voltage Switchgear and Controlgear for Industrial Use; Terminal Marking and Distinctive Number for Auxiliary Contacts of Particular Contactors— 4 стр.