Customer Support: 131 242

  • There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

BS 6450-5.1(1984) : 1984

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Available format(s)

Hardcopy , PDF

Superseded date

28-02-1993

Language(s)

English

Published date

01-01-1984

Describes requirements for facilities incorporated in private branch exchanges within the scope of BS 6450 : Part 2.

Committee
TCT/8
DevelopmentNote
BS DRAFT 91/94268 DC THIS STANDARD HAS BEEN PRESENTED FOR DESIGNATION UNDER THE TELECOMMUNICATIONS ACT 1984
DocumentType
Standard
Pages
40
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

BS 6833-5:1991 Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification for the cordless elements within PBX apparatus with analogue interfaces to the PSTN and terminating stations treated as an entirety
BS 6833-3:1992 Apparatus using cordless attachments (excluding cellular radio apparatus) for connection to analogue interfaces of public switched telephone networks Specification for the simple call routeing mode of cordless PBX operation with analogue interfaces to the PSTN and terminating stations treated as an entirety

BS 6450-1:1983 Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators Specification for general requirements
BS 6450-2:1983 Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators Specification for private branch exchanges with terminating stations treated as an entirety
BS 6789-2:1984 Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators Specification for apparatus with loudspeaking facilities

View more information

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Need help?
Call us on 131 242, then click here to start a Screen Sharing session
so we can help right away! Learn more