HD 428.6 S1:2002
Superseded
Superseded
View Superseded by
THREE PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS, 50 HZ, FROM 50 TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 6: REQUIREMENTS AND TESTS CONCERNING PRESSURIZED CORRUGATED TANKS
Published date
01-12-2013
Superseded date
04-01-2007
Superseded by
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1 Scope
2 Normative references
3 General conditions
3.1 Temperature variation
3.2 Sealing temperature
3.3 Calculation of the volume variation
4 Test procedure
4.1 General
4.2 Measurement of pressure range
4.3 Endurance test
4.4 Leakage test
4.5 Evaluation of the tests
Applies to test procedures to verify the mechanical withstand capability of the corrugated tanks of completely oil filled and hermetically sealed distribution transformers.
| Committee |
TC 14
|
| DevelopmentNote |
Also numbered as BS 7821-6(2002) (11/2002)
|
| DocumentType |
Standard
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| I.S. HD 428-6:2002 | Identical |
| PN HD 428.6 : 2004 | Identical |
| DIN 42500-6:2003-01 | Identical |
| CEI 14-27 : 1ED 2002 | Identical |
| DIN 42500-6:2003-01 | Corresponds |
| UNE 21428-6:2003 | Identical |
Summarise
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