power factor meter

digital power factor meter

数字式功率因数表

the new power factor meter

一种新的功率因数计

A method for judgement error-wiring of three-phase and three-wire Watt-hour meter by using pincers power factor meter

用钳形功率因数表判断三相三线电能表错误接线的方法

principle and application of arc power factor automatic compensating meter

ARC功率因数自动补偿控制仪的原理及其应用

it has both serial and can bus communication interface, which make it easy to communicate pc and other monitor equipment, so the power monitor can replace many kinds of power measure meters, power factor meter and burden controllers to perform the function of remote monitoring.

还配置有串行通信接口和CAN现场总线接口，可方便地与计算机或其它电力监控装置通信，该电力监控器可以代替多种电力测量仪表、功率因数表及负荷控制器等实现电力系统的远程监控功能。

The principle and method for judging 48 wiring modes of the three-phase and three-wire Watt-hour meter by using pincers power factor meter are discussed in this paper.

讨论了用钳形功率因数表在线判断三相三线有功电能表48种接线方式的原理及方法。

the paper introduces the technique feature and the operation principle of chip cs5460a, and its application in high-accuracy power frequency voltage, current, power, power factor, frequency meter.

本文介绍了CS5460A芯片的特点、工作原理及其在高精度工频电压、电流、功率、功率因数、频率表中的应用。