BS 6450-2:1983

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators-Specification for private branch exchanges with terminating stations treated as an entirety

BSI Group, 09/01/1998

Publisher: BS

File Format: PDF

$90.00$180.34

Description

Published:01/09/1998

Pages:19

File Size:1 file

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

Specifies requirements for private branch exchanges to be connected at the users' premises directly to the analogue interfaces of the BT PSTN when the terminating stations and their cabling can be treated with the PBX as an entirety. Applies only to a PBX intended to be installed on a single set of premises.

All current amendments available at time of purchase are included with the purchase of this document.

More BS standard pdf

BS 11/30242248 DC

BS ISO 16145-2. Ships and marine technology. Protective coatings and inspection method. Part 2. Void spaces of bulk carriers and oil tankers

$140.00 $281.93

BS 11/30249461 DC

BS ISO 17451-1. Packaging. numeric codification of contents for electronic inventories and manifests of household goods and personal effects shipments. Part 1. Messaging and coding of inventory numbers, locations and exceptions

$144.00 $288.57

BS 11/30249480 DC

BS ISO 16682. Aerospace. Terminology for clamping devices

$135.00 $270.57

BS 11/30242245 DC

BS ISO 16145-1. Ships and marine technology. Protective coatings and inspection method. Part 1. Dedicated sea water ballast tanks

$142.00 $284.33