通过对各种主要类型的单、三相电能表的性能、价格等特点进行分析、比较，提出选用的思路和建议。
The performance and price, etc. of major types of single phase and three phase watt hour meters are analyzed and compared, and corresponding Suggestions are put forward.
本文给出了一种电能计量装置现场校验的方法，通过对三相电能表无功计量误差的校验，可以间接地求得其表计的有功计量误差。
TA field calibration method for power metering device is given. By calibrating the error of the reactive power metering, the error of active power metering can be indirectly calibrated.
本文采用具有谐波计量功能的多功能三相电能表对湖北省电力公司下属6个非线性用户进行约3个月的挂网试验并进行了数据分析。
Analysis been made on a 3 months-lasting field test of 6 non-linear utilities in Hubei electric Power Company, using Chint harmonic multi-function electricity meter.
然后先容了本三相cpu卡预支费电能表所满足的技术条件。
The three-phase CPU card power meter's technical condition is being introduced.
介绍了一种以arm微处理器和单相电能计量芯片CS5460A为核心的电能校验仪，可以完成三相电力参数的检测，并能对其它电能表进行精度检测。
An energy calibration instrument based on the chip CS5460A and ARM MPU is proposed in this paper. It can measure three-phase electric parameters, and detect the precision of other instruments.
介绍了当前国内使用的三相多功能电能表的类别及其对应的通信接口、通信规约；
The article introduces the kinds of multi-function Watt-hour meter used at home, the corresponding interface of communication, and protocol of communication.
介绍了当前国内使用的三相多功能电能表的类别及其对应的通信接口、通信规约；
The article introduces the kinds of multi-function Watt-hour meter used at home, the corresponding interface of communication, and protocol of communication.
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