NEMA C12.31G TR:2024
Superseded
View Superseded by
Guide for the Measurement of Voltage, Current, Power, Energy, and Power Factor
Hardcopy , PDF
English
01-31-2024
04-23-2026
This document establishes standard definitions for the measurement of AC, DC, and AC+DC voltage; current; electrical power (active, reactive, and apparent); AC electrical energy (active, reactive, and apparent); and power factor in terms of sampled voltage and current measurements.
| DocumentType |
Technical Report
|
| Pages |
60
|
| PublisherName |
National Electrical Manufacturers Association
|
| Status |
Superseded
|
| SupersededBy |
| IEC 62053-23:2020 | Electricity metering equipment - Particular requirements - Part 23: Static meters for reactive energy (classes 2 and 3) |
| IEC 61000-4-7:2002 | Electromagnetic compatibility (EMC) - Part 4-7: Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto |
| ISO/IEC 14882:2020 | Programming languages — C++ |
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