I.S. EN 61660-2:1999
Current
The latest, up-to-date edition.
SHORT-CIRCUIT CURRENTS IN D.C. AUXILIARY INSTALLATIONS IN POWER PLANTS AND SUBSTATIONS - CALCULATION OF EFFECTS
Hardcopy , PDF
English
01-01-1999
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.
Important note : Users cannot be edited or removed once added to your Multi user PDF.
FOREWORD
1 General
1.1 Scope
1.2 Normative references
1.3 Symbols and units
1.4 Definitions
2 Electromagnetic effect on rigid conductors
2.1 General
2.2 Calculation of electromagnetic forces
2.3 Calculation of stresses in rigid conductors and
forces on supports
2.4 Design load for post insulators, their supports
and connectors
3 Thermal effect on bare conductors and electrical
equipment
3.1 General
3.2 Calculation of temperature rise
Tables
Figures
Annex A (informative) Equation for calculations of diagrams
Annex B (informative) Bibliography
Specifies a method for calculation of the mechanical and thermal effects on rigid conductors caused by short-circuit currents in d.c. auxiliary installations in power plants and substations, as described in IEC 61660-1.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
90
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN 61660-2:1999 | Identical |
| NF EN 61660-2 : 1997 | Identical |
| SN EN 61660-2 : 1997 | Identical |
| BS EN 61660-2:1997 | Identical |
| NBN EN 61660-2 : 1998 | Identical |
| IEC 61660-2:1997 | Identical |
| DIN EN 61660-2 : 1998 COR 1 2004 | Identical |
| EN 61660-2:1997 | Identical |
| IEC 60986:2000+AMD1:2008 CSV | Short-circuit temperature limits of electric cables with rated voltages from 6 kV (<em>U</em><sub>m</sub> = 7,2 kV) up to 30 kV (<em>U</em><sub>m</sub> = 36 kV) |
| IEC 60949:1988 | Calculation of thermally permissible short-circuit currents, taking into account non-adiabatic heating effects |
| IEC 60865-1:2011 | Short-circuit currents - Calculation of effects - Part 1: Definitions and calculation methods |
| IEC TR 60865-2:2015 | Short-circuit currents - Calculation of effects - Part 2: Examples of calculation |
| EN 61660-1:1997 | Short-circuit currents in d.c. auxiliary installations in power plants and substations - Part 1: Calculation of short-circuit currents |
| IEC 61660-1:1997 | Short-circuit currents in d.c. auxiliary installations in power plants and substations - Part 1: Calculation of short-circuit currents |
| EN 60865-1:2012 | Short-circuit currents - Calculation of effects - Part 1: Definitions and calculation methods |
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.