BS 6450-7:1990

$86.31

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators – Specification for the procedure for in-service observation of PBXs undergoing type approval

Published By	Publication Date	Number of Pages
BSI	1990	14

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Categories: 33.040.30 - Switching and signalling systems, BSI

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Status	Withdrawn
Pages	14
Publication Date	1990-10-28
Withdrawn Date	2009-05-01
ISBN	0 580 18751 9
Standard Number	BS 6450-7:1990
Title	Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators – Specification for the procedure for in-service observation of PBXs undergoing type approval
Replaces	BS 6450-7:1984
Descriptors	Testing conditions, Failure (quality control), Telephone switching equipment, Telephone exchanges, Acceptance (approval), Communication equipment, Type approval, Performance testing, Telephone equipment, Visual inspection (testing), Telecommunication systems, Reports, Approval testing, Telephony
Publisher	BSI
Committee	W/-
ICS Codes	33.040.30 - Switching and signalling systems


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