UNE-EN 61378-2:2002
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Convertor transformers - Part 2: Transformers for HVDC applications
Hardcopy , PDF
30-05-2002
Spanish, Castilian, English
30-05-2002
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1 General
1.1 Scope
1.2 Service conditions
2 Normative references
3 Definitions
4 List of variables
5 Ratings
5.1 General
5.2 Rated voltage
5.3 Rated current
5.4 Rated frequency
5.5 Rated power
6 Tolerances
6.1 General
6.2 Short-circuit impedance tolerances
6.3 Guarantees
7 Losses
7.1 General
7.2 No-load loss
7.3 Load loss under rated power-frequency
conditions
7.4 Load loss under service conditions
7.5 Determination of hot-spot temperature
8 Insulation levels
8.1 Line windings
8.2 Valve windings
8.3 Induced voltage level with partial discharge
measurements
9 Sound level
9.1 General
9.2 Guaranteed sound-power levels
9.3 Sound-power level at site
10 Testing
10.1 General
10.2 Tests
10.3 Load-loss measurements
10.4 Factory dielectric tests
10.5 Temperature-rise test
10.6 Load-current test
10.7 Determination of transformer sound-power
level
11 High-frequency modelling
12 Loading of transformer above rating
13 Bushings
13.1 AC bushings
13.2 Valve winding bushings
14 Tap-changer
14.1 General
14.2 Current wave shape
Bibliography
Table 1 - Test conditions for three-winding
transformers
Annex ZA (normative) Normative references to
international publications
with their corresponding
European publications
Applicable to oil-immersed three-phase and single-phase convertor transformers for use in HVDC power transmission.
| Committee |
CTN 207/SC 14
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
Asociacion Espanola de Normalizacion
|
| Status |
Withdrawn
|
| Standards | Relationship |
| I.S. EN 61378-2:2001 | Identical |
| NBN EN 61378-2 : 2001 | Identical |
| BS EN 61378-2:2001 | Identical |
| SN EN 61378-2 : 2001 | Identical |
| DIN EN 61378-2 : 2001 | Identical |
| EN 61378-2:2001 | Identical |
| NF EN 61378-2 : 2001 | Identical |
| IEC 61378-2:2001 | Identical |
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