ELECTRICITY METERING EQUIPMENT (A.C.) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 21: TARIFF AND LOAD CONTROL EQUIPMENT
International Electrotechnical Committee
FOREWORD<br>INTRODUCTION<br>INTRODUCTION TO AMENDMENT 1<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Standard electrical values<br>5 Mechanical requirements and tests<br>6 Climatic conditions, requirements and tests<br>7 Electrical requirements and tests<br>8 Tests conditions and type test<br>Annex A (normative) - Relationship between ambient air <br> temperature and relative humidity<br>Annex B (normative) - Reference and limiting values of <br> the influence quantities<br>Annex C (normative) - Electromagnet for testing the <br> influence of externally produced magnetic fields<br>Annex D (informative) - Test set-up for EMC tests<br>Annex E (informative) - Test schedule<br>Annex F (informative) - Acceptance tests<br>Bibliography
Defines general requirements for the type test of newly manufactured indoor tariff and load control equipment, like electronic ripple control receivers and time switches that are used to control electrical loads, multi-tariff registers and maximum demand indicator devices.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 13 |
