I.S. HD 428.1:1992
Withdrawn
THREE PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS, 50 HZ, FROM 50 TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS AND REQUIREMENTS FOR TRANSFORMERS WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 24 KV
Hardcopy , PDF
English
01-01-2011
06-22-2015
FOREWORD
1 GENERAL
2 ELECTRICAL CHARACTERISTICS
3 DESIGN REQUIREMENTS
4 DIMENSIONAL CHARACTERISTICS
5 ACCESSORIES
ANNEX A (informative) - A-deviations
ANNEX B (normative) - Normative references
Defines transformers from 50 to 2500 kVA intended for operation in three-phase distribution networks, for indoor or outdoor continuous service, 50 Hz, immersed in mineral-oil, natural cooling, with two windings.
| DevelopmentNote |
Issue Date: 24/02/2007. (11/2011)
|
| DocumentType |
Standard
|
| Pages |
19
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| HD 428.1 S1:1992/AC:2011 | Identical |
| IEC 60038:2009 | IEC standard voltages |
| IEC TR 60616:1978 | Terminal and tapping markings for power transformers |
| HD 398.1 : 200S1 | POWER TRANSFORMERS - GENERAL |
| IEC 60354:1991 | Loading guide for oil-immersed power transformers |
| HD 472 S1:1989/AC:2013 | NOMINAL VOLTAGES FOR LOW-VOLTAGE PUBLIC ELECTRICITY SUPPLY SYSTEMS |
| IEC 60076-3:2013 | Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air |
| IEC 60076-1:2011 | Power transformers - Part 1: General |
| HD 398.3 : S1 AMD 1 | POWER TRANSFORMERS - INSULATION LEVELS AND DIELECTRIC TESTS |
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