BS 7628:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for combined transformers
Hardcopy , PDF
05-03-2003
English
15-02-1993
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Committees responsible
National foreword
Foreword
Section one - General
1 Scope and object
2 Definition
Section two - Limits of error
3 General
4 Mutual influence
5 Limits of temperature rise
Section three - Type tests
6 Impulse voltage test
7 Temperature-rise test
8 Tests for accuracy
Section four - Routine tests
9 Verification of terminal and rating plate markings
10 Power-frequency tests
11 Measurement of partial discharges
12 Test for accuracy
Section five - Marking
13 Terminal markings
14 Rating plate markings
Figures
Appendix
A The mutual influence of current and voltage
transformers
Annex
ZA (normative) Other international publications quoted
in this standard with the references of the
relevant European publication
National annex
NA (informative) Cross-references
Covers requirements and tests for current and voltage transformers (including capacitor transformers) that are necessary for combined instrument transformers. Coverage includes limits of error, type tests, routine tests and marking.
| Committee |
PEL/38
|
| DevelopmentNote |
Supersedes 92/03131 DC (03/2003)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 6184:1981 | Method for measuring partial discharges in instrument transformers |
| IEC 60186:1987 | Voltage transformers |
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