IEC 60364-7-715 Ed. 1.0 b:1999, Electrical installations of buildings - Part 7-715: Requirements for special installations or locations - Extra-low-voltage lighting installations

The particular requirements apply to extra-low-voltage lighting installations supplied from sources with a maximum rated voltage of 50 V a.c. or 120 V d.c. For the definition of an extra-low voltage lighting system reference should be made to IEC 60598.