3rd edition
Electrical devices
1SDC010001D0203
ABB SACE
Electrical installation handbook
Volume 2
Electrical devices
3nd edition June 2005
Index
Introduction ............................................................................................................... 2 1 Standards 1.1 General aspects ............................................................................................. 3 1.2 IEC Standards for electrical installation ......................................................... 15 2 Protection of feeders 2.1 Introduction .................................................................................................. 22 2.2 Installation and dimensioning of cables ......................................................... 25 2.2.1 Current carrying capacity and methods of installation ........................ 25 Installation not buried in the ground ................................................... 31 Installation in ground .......................................................................... 44 2.2.2 Voltage drop ........................................................................................ 56 2.2.3 Joule-effect losses .............................................................................. 66 2.3 Protection against overload .......................................................................... 67 2.4 Protection against short-circuit ..................................................................... 70 2.5 Neutral and protective conductors ............................................................... 78 2.6 Busbar trunking systems .............................................................................. 86 3 Protection of electrical equipment 3.1 Protection and switching of lighting circuits ................................................ 101 3.2 Protection and switching of generators ......................................................