Paragraph 5 I1

Northern Ireland

Where a transformer intended for use with a meter has been tested, a statement shall be included in the report that—

(a)

the transformer referred to in the report is accurately described and whether it is a new or used transformer;

(b)

the transformer has been examined and tested in accordance with Schedule 1 or Harmonisation Documents 553 S2^f1 and 554 S1^f2 approved on 24th March 1992 by the European Committee for Electrotechnical Standardization;

(c)

the uncertainty of measurement was not greater than plus or minus 0.1%;

(d)

no transformer error was greater than plus or minus 0.5% at any load from 5% to 120% of full load when connected to the maximum rated burden or, if known, the working burden

Annotations

Commencement

I1: Sch. 2 para. 5 in operation at 1.2.1999, see reg. 1

Footnotes

f1: Harmonisation Document 553 S2 entitled “Current transformers” has been adopted in the United Kingdom as BS 7626 entitled “Specifications for current transformers” published by the British Standards Institution (ISBN 0 580 21575 X) and was effective from 15th November 1993
f2: Harmonisation Document 554 S1 entitled “Voltage transformers” has been adopted in the United Kingdom as BS 7625 entitled “Specification of voltage transformers” published by the British Standards Institution (ISBN 0 580 21573 3) and was effective from 15th February 1993