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BS 6450-2:1993

BS 6450-2:1993
BS 6450-2:1993 English Secure PDF Private branch exchanges for connection to public switched telephone networks run by certain public telecommunications operators. Specification for private branch exchanges with terminating stations treated as an entirety

standard published 02/15/1993 by British Standards Institution

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Full Description

Requirements for exchanges connected at the users' premises to analogue interfaces of a PSTN for terminating stations and cabling treated with the private branch exchange as an entirety, or for other analogue interfaces of the PSTN.

Cross References:
BS 4669
BS 6301
BS 6305
BS 6312
BS 6317
BS 6450:Part 1
BS 6450:Section 5.1
BS 7266:Part 1
CCITT Recommendation B.12
CCITT Recommendation G.162
CCITT Recommendation O.71
CCITT Recommendation P.51
CCITT Recommendation P.53
CCITT Recommendation P.64
CCITT Recommendation P.76
BT Specification T4545
BT Relay sheet 19/5
Telecommunications Apparatus (Marking & Labelling) Order 1985
Telecommunications Apparatus (Marking & Labelling)(Amendment) Order 1985
Telecommunications Act 1984

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