NF EN 61660-1 : 1997
Current
The latest, up-to-date edition.
SHORT-CIRCUIT CURRENTS IN D.C. AUXILIARY INSTALLATIONS IN POWER PLANTS AND SUBSTATIONS - PART 1: CALCULATION OF SHORT-CIRCUIT
12-01-2013
1 General
1.1 Scope and object
1.2 Normative references
1.3 Definitions
1.4 Symbols and subscripts
2 Calculation of short-circuit currents
2.1 General
2.2 Calculating methods
2.3 Resistance and inductance of conductor
2.4 Rectifier
2.5 Battery
2.6 Capacitor
2.7 DC motor with independent excitation
3 Calculation of the total short-circuit current
3.1 Correction factor
3.2 Superimposing the partial short-circuit currents
at the short-circuit location
3.3 Standard approximation function
Annex A Equations
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
Covers a method for calculation of short-circuit currents in d.c. auxiliary systems in power plants and substations, which can be equipped with equipment acting as short-circuit sources. Applies only to rectifiers in three-phase a.c. bridge connection.
| DevelopmentNote |
Indice de classement: C10-104. (07/2014)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| I.S. EN 61660-1:1999 | Identical |
| SN EN 61660-1 : 1997 | Identical |
| IEC 61660-1:1997 | Identical |
| DIN EN 61660-1 : 1998 COR 1 2010 | Identical |
| BS EN 61660-1:1997 | Identical |
| NBN EN 61660-1 : 1998 | Identical |
| EN 61660-1:1997 | Identical |
| UNE-EN 61660-1:1999 | Identical |
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.