TELECONTROL EQUIPMENT AND SYSTEMS. PART 2: OPERATING CONDITIONS. SECTIon 1: Power supply and electromagnetic compabitibility.

Available format(s)

Hardcopy , PDF

Language(s)

Spanish, Castilian, English

Published date

06-24-1997

Publisher

Asociacion Espanola de Normalizacion

Introduction
1 Scope and object
2 Normative references
3 Definitions
4 Power supply
4.1 General
4.2 AC supply
4.2.1 AC voltage tolerances
4.2.2 Frequency tolerances
4.2.3 Harmonic content
4.3 DC supply
4.3.1 DC voltage tolerances
4.3.2 Earthing arrangements for d.c. supply
4.3.3 Voltage ripple of the d.c. supply
5 Electromagnetic compatibility
5.1 General
5.2 Immunity tests
5.3 Acceptance criteria for immunity tests
5.4 Emission tests
5.5 Protection techniques and installation guidelines
6 Insulation withstand voltages
Annex
ZA (normative) Normative references to international
publications with their corresponding European
publications

Describes telecontrol equipment and systems with coded bit serial data transmission for monitoring and control of geographically widespread processes. In addition it is a reference document for teleprotection equipment and systems and equipment included in a distribution line carrier (DLC) system supporting a distribution automation system (DAS)

Committee	CTN 207/SC 57-219
DevelopmentNote	Supersedes UNE 21870-2-1. (09/2003)
DocumentType	Standard
Pages	24
PublisherName	Asociacion Espanola de Normalizacion
Status	Current
Supersedes	UNE 21870-2-1:1994

Standards	Relationship
DIN EN 60870-2-1:1997-07	Identical
IEC 60870-2-1:1995	Identical
I.S. EN 60870-2-1:1999	Identical
SN EN 60870-2-1 : 1996	Identical
BS EN 60870-2-1:1996	Identical
EN 60870-2-1 : 1996	Identical