This document applies to lampholders with Edison thread E14, E27 and E40, designed for connection to the supply of lamps and semi-luminaires1 only.
It also applies to switched-lampholders for use in AC circuits only, where the working voltage does not exceed 250 V r.m.s.
It also applies to lampholders with Edison thread E5 designed for connection to the supply mains of series connected lamps, with a working voltage not exceeding 25 V, to be used indoors, and to lampholders with Edison thread E10 designed for connection to the supply mains of series connected lamps, with a working voltage not exceeding 60 V, to be used indoors or outdoors. It also applies to lampholders E10 for building-in, for the connection of single lamps to the supply. These lampholders are not intended for retail sale.
As far as it reasonably applies, this standard also covers adapters.
NOTE This type of lampholder is for example used in Christmas tree lighting chains.
This document also covers lampholders which are, wholly or partly, integral with a luminaire or intended to be built into appliances It covers the requirements for the lampholder only. For all other requirements, such as protection against electric shock in the area of the terminals or of the lamp cap, the requirements of the relevant appliance standard are observed and tested after building into the appropriate equipment, when that equipment is tested according to its own standard. Such lampholders as well as lampholders provided with a snap-on outer shell,
for use by luminaire manufacturers only, are not for retail sale.
This document applies to lampholders to be used indoors or outdoors in residential as well as in industrial lighting installations. It also applies to candle lampholders. In locations where special conditions prevail, as for street lighting, on board ships, in vehicles and in hazardous locations, for example where explosions are liable to occur, special constructions may be required.
This document does not apply to three-light lampholders E26d.
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