Electromechanical non-specified time all-or-nothing relays of assessed quality - Part 1: Generic specification (IEC 61811-1:1999); German version EN 61811-1:1999— 8 стр.
Electromechanical all-or-nothing relays - Part 54: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Two change-over contacts, 15 mm x 7,5 mm base (IEC 61811-54:2002); German version EN 61811-54:2002— 31 стр.
Electromechanical all-or-nothing relays - Part 51: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Non-standardized types and construction (IEC 61811-51:2002); German version EN 61811-51:2002— 27 стр.
Electromechanical all-or-nothing relays - Part 53: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Two change-over contacts, 14 mm x 9 mm base (IEC 61811-53:2002); German version EN 61811-53:2002— 31 стр.
Electromechanical all-or-nothing relays - Part 50: Sectional specification; Electromechanical all-or-nothing telecom relays of assessed quality (IEC 61811-50:2002); German version EN 61811-50:2002— 24 стр.
Electromechanical all-or-nothing relays - Part 52: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Two change-over contacts, 20 mm x 10 mm base (IEC 61811-52:2002); German version EN 61811-52:2002— 27 стр.
Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2015); German version EN ISO 13849-1:2015— 113 стр.
Safety of machinery - Safety-related parts of control systems - Part 1: General principles for design (ISO 13849-1:2006); German version EN ISO 13849-1:2008— 102 стр.
High-voltage switchgear and controlgear -- Part 1: Common specifications for alternating current switchgear and controlgear (IEC 62271-1:2017) (english version)
