I.S. EN 50136-2-4:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ALARM SYSTEMS - ALARM TRANSMISSION SYSTEMS AND EQUIPMENT - REQUIREMENTS FOR EQUIPMENT USED IN SYSTEMS WITH VOICE COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK
Hardcopy , PDF
05-09-2013
English
01-01-1998
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Object
3 Normative references
4 General considerations
5 Equipment requirements
6 Testing
7 Product specification
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