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IEC 60870-2-2:1996

Current
Current

The latest, up-to-date edition.

Telecontrol equipment and systems - Part 2: Operating conditions -Section 2: Environmental conditions (climatic, mechanical and othernon electrical influences)
Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French, Spanish, Castilian

Published date

08-19-1996

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Climatic conditions
3.1 General
3.2 Types of location
3.2.1 Air-conditioned locations (class A)
3.2.2 Heated or/and cooled enclosed locations (class B)
3.2.3 Sheltered locations (class C)
3.2.4 Outdoor locations (class D)
3.3 Classes of climatic parameters
3.3.1 Temperature, humidity, solar radiation, condensation, wind,
        rain, snow, frost, ice
3.3.2 Air pressure
4 Mechanical influences
4.1 General
4.2 Type of locations and transportation conditions
4.2.1 Light installation and storage conditions (class Am)
4.2.2 Normal installation and storage conditions, light transport
        (class Bm)
4.2.3 Severe installation and storage conditions, normal transport
        (class Cm)
4.2.4 Critical installation conditions, severe transport (class
4.3 Classes of mechanical parameters
4.4 Seismic effects (earthquakes)
4.4.1 Quantification of earthquakes
5 Other influences
6 Climatic and mechanical tests
Annexes
A Interdependence of air temperature, relative humidity and
        and absolute humidity
B Phenomena of earthquakes related to the scale of Richter
        and Mercalli

Applies to telecontrol equipment and systems with coded bit serialdata transmission for monitoring and control of geographically widespread processes. Specifies classes for environmental conditionsunder which the various components of the systems have to operate.

DevelopmentNote
Also numbered as BS EN 60870-2.2. (12/2005) Stability Date: 2017. (09/2017)
DocumentType
Standard
Pages
33
PublisherName
International Electrotechnical Committee
Status
Current

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IEC 60834-1:1999 Teleprotection equipment of power systems - Performance and testing - Part 1: Command systems
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IEC 60654-4:1987 Operating conditions for industrial-process measurement and control equipment. Part 4: Corrosive and erosive influences
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IEC 60721-3-2:1997 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 2: Transportation
IEC 60721-3-3:1994+AMD1:1995+AMD2:1996 CSV Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
IEC 60654-1:1993 Industrial-process measurement and control equipment - Operating conditions - Part 1: Climatic conditions
IEC 60721-3-1:1997 Classification of environmental conditions - Part 3 Classification of groups of environmental parameters and their severities - Section 1: Storage

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