CEI EN 60076-2 : 2015
Current
The latest, up-to-date edition.
POWER TRANSFORMERS - PART 2: TEMPERATURE RISE FOR LIQUID-IMMERSED TRANSFORMERS
Hardcopy , PDF
English - Italian
01-01-2015
FOREWORD
1. Scope
2. Normative references
3. Terms and definitions
4. Cooling methods
5. Normal cooling conditions
6. Temperature rise limits
7. Temperature rise tests
Annex A (informative) - Hot-spot winding
temperature rise determination for
OFAF and OFWF cooled transformers
based on the top-liquid temperature
in tank
Annex B (informative) - Methods to estimate
the hot-spot winding temperature rises
Annex C (informative) - Techniques used in
temperature rise testing of liquid
immersed Transformers
Annex D (informative) - Dissolved gases
analysis for the detection of local
overheating
Annex E (informative) - Application of optical
fibre sensors for winding hot-spot
Measurements
Bibliography
Annex ZA (normative) - Normative references
to international publications with their
corresponding European publications
Describes the liquid-immersed transformers, identifies power transformers according to their cooling methods, defines temperature rise limits and gives the methods for temperature rise tests.
| Committee |
CT 14
|
| DevelopmentNote |
Classificazione CEI 14-4/2 (08/2001) Supersedes CEI 14-4, CEI 14-4 V1, CEI 14-4 V2, CEI 14-4 V3 and CEI 14-4 V4. (03/2004)
|
| DocumentType |
Standard
|
| Pages |
96
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 60076-2:2011 | Identical |
| IEC 60076-2:2011 | Identical |
| IEC 60076-7:2005 | Power transformers - Part 7: Loading guide for oil-immersed power transformers |
| EN 60085:2008 | Electrical insulation - Thermal evaluation and designation |
| IEC 60599:2015 | Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis |
| CEI 14-41 : 2011 | TAP-CHANGERS - PART 2: APPLICATION GUIDE |
| IEEE C57.91-2011 REDLINE | IEEE Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators |
| IEC 60567:2011 | Oil-filled electrical equipment - Sampling of gases and analysis of free and dissolved gases - Guidance |
| IEC 61099:2010 | Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes |
| IEC 60076-8:1997 | Power transformers - Part 8: Application guide |
| IEC 60836:2015 | Specifications for unused silicone insulating liquids for electrotechnical purposes |
| IEC 60085:2007 | Electrical insulation - Thermal evaluation and designation |
| IEC 60296:2012 RLV | Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear |
| IEC GUIDE 115:2007 | Application of uncertainty of measurement to conformity assessment activities in the electrotechnical sector |
| EN 61181:2007/A1:2012 | MINERAL OIL-FILLED ELECTRICAL EQUIPMENT - APPLICATION OF DISSOLVED GAS ANALYSIS (DGA) TO FACTORY TESTS ON ELECTRICAL EQUIPMENT (IEC 61181:2007/A1:2012) |
| IEC 60076-1:2011 | Power transformers - Part 1: General |
| CLC/TR 50462:2008 | Rules for the determination of uncertainties in the measurement of the losses on power transformers and reactors |
| EN 60076-1:2011 | Power transformers - Part 1: General |
| IEC 61181:2007+AMD1:2012 CSV | Mineral oil-filled electrical equipment - Application of dissolved gas analysis (DGA) to factory tests on electrical equipment |
| CEI 15-26 : 1ED 1997 | Thermal Evaluation and Classification of Electrical Insulation |
| CEI 14-4/8 : 2001 | POWER TRANSFORMERS - APPLICATION GUIDE |
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