CEI/IEC-61347-2-7:2006 pdf free download.Lamp controlgear - Part 2-7: Particular requirements for battery supplied electronic controlgear for emergency lighting. CEI/IEC-61347-2-7:2006 specifies particular safety requirements for d.c. supplied electronic ballasts for maintained and non-maintained emergency lighting purposes. CEI/IEC-61347-2-7:2006 includes...
IEC Standards