XD-EM II 型电能质量监测仪 使 用 说 明 书 XD-EM II 电能质量监测仪 使用说明书 1 保定市迅达电气有限公司 目 录 一、产品简介························································································································································2 1、电能质量的概述 ···································································································································2 2、电能质量在线监测装置的特点·············································································································3 3、装置的主要功能 ·······························································································································3 4、电能质量监测装置测量方法·················································································································4 5、主要技术指标 ·········································································································································8 6、电气性能及其它技术指标·····················································································...