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CENELEC
HD 428.1 S1:1992/AC:2011

HD 428.1 S1:1992/AC:2011

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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

Amendment of

HD 428.1 S1:1992

Superseded date

04-01-2007

Published date

01-12-2013

Publisher

European Committee for Standards - Electrical

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.

Committee
TC 14
DevelopmentNote
Supersedes HD 428. (03/2004)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Superseded
SupersededBy

BS 7877:1999 Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers
BS 7821-2.2:1998 Three phase oil-immersed distribution transformers, 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV. Distribution transformers with cable boxes on the high voltage and/or low voltage side Cable boxes of type 1 for use on distribution transformers meeting the requirements of BS 7821-2.1
VDI 3739:1999-02 Characteristic noise emission values of technical sound sources - Transformers
I.S. HD 428-2-2:1999 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW VOLTAGE SIDE - SECTION 2: CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF HD 428.2.1 S1
HD 428.2.2 : 200S1 THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW VOLTAGE SIDE - SECTION 2: CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF HD 428.2.1 S1

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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