BS 6450-7:1990

$43.18

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BS 6450-7:1990

$43.18

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
standard by BSI Group, 10/28/1990

Format: PDF      In Stock

 

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Description

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 4778
BS 6450:Part 1:Section 6.1
Telecommunications Act 1984

Product Details

Published:
10/28/1990
ISBN(s):
0580187519
Number of Pages:
16
File Size:
1 file , 610 KB
Product Code(s):
00227202, 00227202, 00227202

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