GB/T 17215.221-2021
ActiveElectricity metering equipment(a.c.)—General requirements, tests and test conditions—Part 21:Tariff and load control equipment
电测量设备（交流） 通用要求、试验和试验条件 第21部分：费率和负荷控制设备
Application Summary AI generated
This standard specifies general requirements, test methods, and test conditions for tariff and load control equipment used in alternating current electricity metering systems. It is applied by manufacturers and testing laboratories to verify the functionality, reliability, and accuracy of devices that manage time-of-use pricing and load shedding in residential, commercial, and industrial smart grid installations.
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