BS 6450-7:1990

Original price was: $86.36.Current price is: $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

Category: BS

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