BS 6450-7 – 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
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
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
