# The Meters (Certification) Regulations 1990, Paragraph 6: Test loads


(1) Every meter shall be tested at each of the loads specified in Table 2.
(2) The ratio accuracy shall be determined for voltage transformers intended for use with meters but are not tested with a meter.
(3) Current transformers intended for use with meters but not tested with a meter shall be tested from 5% to 100% of rated current.

---
Source: https://www.legislation.gov.uk/uksi/1990/792/schedule/3/paragraph/6 (the official version)
Page: https://openlegislation.uk/meters-certification-regulations-1990/schedule-3/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.