BS 6328-3:1983

Withdrawn

Apparatus for connection to private circuits run by certain public telecommunication operators Specification for apparatus for connection to direct current circuits

Available format(s)

Hardcopy , PDF

Withdrawn date

02-08-2013

Language(s)

English

Published date

31-01-1983

Publisher

British Standards Institution

Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Reference level
4. General requirements
5. Electrical requirements
6. Connection requirements
7. Marking
8. Information to be supplied by the manufacturer
Appendices
A. Advisory information on British Telecommunications
    plc private direct current circuits
B. Measurement of longitudinal power level
Tables
1. Connection arrangements for up to six circuits
2. Connection arrangements for more than six circuits
Figures
1. Circuit for the powering of apparatus
2. Power level limits in the frequency range 200 Hz to
    3400 Hz
3. Power level limits at frequencies above 3.4 kHz
4. Longitudinal power level limits as a function of
    frequency
5. Suggested circuit for testing the immunity of
    apparatus to 50 Hz longitudinal interference
6. Circuit for the measurement of longitudinal power
    level

Specifies requirements for apparatus to be connected to direct current private circuits run by certain telecommunications operators to minimize the risks of interference with other users. Direct current private circuits are intended for intruder or fire alarms and equipment operated by change in direct current or voltage.

Committee	TCT/301
DevelopmentNote	Supersedes 82/61159 DC and 84/61709 DC. (09/2005) Inactive for the new design. (01/2011)
DocumentType	Standard
Pages	24
PublisherName	British Standards Institution
Status	Withdrawn

BS 4727-3:GRP02(1971) : 1971	GLOSSARY OF ELECTROTECHNICAL POWER TELECOMMUNICATION ELECTRONICS LIGHTING & COLOUR TERMS - TERMS PARTICULAR TO TELECOMMUNICATIONS & ELECTRONICS - TELEPHONY TERMINOLOGY
BS 4727-3:GRP01(1971) : 1971	GLOSSARY OF ELECTROTECHNICAL POWER TELECOMMUNICATION ELECTRONICS LIGHTING & COLOUR TERMS - TERMS PARTICULAR TO TELECOMMUNICATIONS & ELECTRONICS - GENERAL TELECOMMUNICATION & ELECTRONICS TERMINOLOGY
BS 6301:1982	Specification for safety requirements for apparatus for connection to British Telecommunications networks
BS 6305:1982	Specification for general requirements for apparatus for connection to the British Telecommunications public switched telephone network