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About This Item


Full Description

Covers metrological requirements and associated testing for AC meters and meter systems rated not more than 1000 V that measure active energy used in electrical energy submetering applications.

This is the second part of a larger document related to electrical submeters (NEMA SM 31000 series). This Standard was previously designated as NEMA ESM1-2. 


Document History

  1. NEMA SM 31000-2-2021


    Electrical Submeter - Active Energy Accuracy (Previously: NEMA ESM1-2 2019)

    • Most Recent
  2. NEMA ESM1-2 2019

    Electrical Submeter - Active Energy Accuracy

    • Historical Version