NEN EN 50136-2-4 : 1998
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - PART 2-4: REQUIREMENTS FOR EQUIPMENT USED IN SYSTEMS WITH VOICE COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK
Superseded date
05-09-2013
Published date
12-01-2013
Publisher
Foreword
1 Scope
2 Object
3 Normative references
4 General considerations
5 Equipment requirements
6 Testing
7 Product specification
Sorry this product is not available in your region.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.