Code of practice for the selection and accommodation of telephone, telegraph and data communication installations
Deals with the structure and accommodation requirements of telephone, telegraph and data communications equipment installed in new or existing private premises, of all types of building construction, situated in temperate climates.
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Electrical installations - Extra-low voltage d.c. power supplies and service earthing within public telecommunications networks
Telecommunications installations - Basic requirements
Specification for indicator lamps for use in telecommunication apparatus and for allied purposes
BS 4727-3:Group 02:1993
Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms particular to telecommunications and electronics, Telephony