NBN EN 60076-4 : 2003
Current
The latest, up-to-date edition.
POWER TRANSFORMERS - PART 4: GUIDE TO THE LIGHTNING IMPULSE AND SWITCHING IMPULSE TESTING - POWER TRANSFORMERS AND REACTORS
12-01-2013
1 Scope
2 Normative references
3 General
4 Specified waveshapes
5 Test circuit
6 Calibration
7 Lightning impulse tests
7.1 Waveshapes
7.2 Impulses chopped on the tail
7.3 Terminal connections and applicable methods of
failure detection
7.4 Test procedures
7.5 Recording of tests
8 Switching impulse tests
8.1 Special requirements
8.2 Transformers
8.3 Reactors
9 Interpretation of oscillograms or digital recordings
9.1 Lightning impulse
9.2 Switching impulse
1O Digital processing, including transfer function analysis
11 Impulse test reports
Annex A (informative) Principles of waveshape control
Annex B (informative) Typical oscillograms and digital
recordings
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Figures
Table B.1
Provides guidance and explanatory comments on the existing procedures for lightning and switching impulse testing of power transformers to supplement the requirements of IEC 60076-3.
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Current
|
| Standards | Relationship |
| BS EN 60076-4:2002 | Identical |
| DIN EN 60076-4 : 2003 | Identical |
| EN 60076-4:2002 | Identical |
| I.S. EN 60076-4:2002 | Identical |
| UNE-EN 60076-4:2005 | 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.