IEC 60364-5-55:2001

Includes the following: purposes, supplies and structures (gives descriptions of TN, TT and IT distribution systems and system earthing); classification of external influences; compatibility; maintainablility; safety services.

IEC 60364-5-55:2011 covers requirements for the selection and erection of low-voltage generating sets and for the selection and erection of luminaires and lighting installations intended to be part of the fixed installation. This second edition cancels and replaces the first edition, published in 2001, its Amendment 1 (2001) and its Amendment 2 (2008). The major technical changes with respect to the previous edition are: - additional requirements for connection of luminaires to the fixed wiring; - modification of requirements regarding the fixing of luminaires; - inclusion of alternative solutions for connecting devices used for through wiring and for connection of luminaires to the supply; - withdrawal of Clause 556, as IEC 60364-5-56 now covers this matter.