C12.1 (Standard for Electric Meters)

C12.1 is a standard that sets technical requirements for electric meters, which are devices used to measure electricity consumption. It ensures that meters are accurate, reliable, and safe for use. This standard covers aspects like how meters should be tested, calibrated, and constructed to guarantee consistent performance over time. It also includes guidelines for installing and maintaining meters, helping utility companies and manufacturers ensure customers are billed correctly and that electricity measurement is trustworthy. Overall, C12.1 helps maintain uniform quality and fairness in energy measurement worldwide.