BS 6450-7:1990

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

BSI Group , 10/28/1990

Publisher: BS

File Format: PDF

$80.00$160.02

Description

Standard By:BSI Group , 10/28/1990

Published:10/28/1990

Pages:14

ISBN(s):0580187519

File Size:1 file , 610 KB

Language:English

Note:This product is unavailable in Ukraine, Russia, Belarus

Specifies the assessment of PBXs against the integrity of service requirements in BS 6450-1:1983 and the observation of PBXs against appropriate Parts of BS 6450 under operational conditions. Cross References:BS 4778BS 6450:Part 1:Section 6.1Telecommunications Act 1984

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