基本監測指標(biao)

電(dian)(dian)(dian)(dian)(dian)網頻(pin)率(lv)(lv)、電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效值、總有(you)功/無功/功率(lv)(lv)因數、三(san)相(xiang)(xiang)基波(bo)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效值、基波(bo)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)相(xiang)(xiang)位、基波(bo)功率(lv)(lv)/功率(lv)(lv)因數、電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)偏差、頻(pin)率(lv)(lv)偏差、三(san)相(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)不(bu)平衡度、三(san)相(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)不(bu)平衡度、負序分量、諧(xie)(xie)波(bo)（2-63次(ci)）包括電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)、電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的總諧(xie)(xie)波(bo)畸變(bian)率(lv)(lv)、各次(ci)諧(xie)(xie)波(bo)含有(you)率(lv)(lv)、幅值、相(xiang)(xiang)位、有(you)功、無功等

其他功能

參數設置功能
記錄存儲功能
GPS對時功能，采用GPS B碼對時方式；系統對時。

生(sheng)產廠家

保定方長電力技(ji)術有限公(gong)司

設備型號

SF DZ-3

采樣(yang)路數

1X3相(xiang)電壓，1X3相(xiang)電流

電壓測(ce)量范圍

AC57.7V、100V、220V、380V

電流測(ce)量范圍

0.01～6A

頻率測量范圍

45～55Hz

電網頻率(lv)誤差

≤0.002 Hz

電壓偏差誤差

≤0.1％

三相電壓不(bu)平(ping)衡度誤差(cha)

≤0.2％

諧波(bo)測量誤(wu)差

符合國(guo)標A級儀器要求

功率誤差

≤0.5%

顯 示 屏

5.6寸TFT彩色液(ye)晶屏

工作電源

AC220V±20%頻(pin)率 45Hz～55Hz 
DC110V±20% 220V±20%

通信接口；通訊協(xie)議

支持(chi)RS485/網口(kou)；
支持ModBus-RTU、IEC60870-05-103通訊協議、IEC60870-05-104通訊協議

功耗

<15W

工(gong)作溫度(du)(du)/濕度(du)(du)

工作溫度－20℃～＋60℃，濕度5％～95％（非冷凝）

尺寸

168x168x145mm背插(cha)式(shi)機箱

重量

約1kg

安裝方式

壁掛或(huo)嵌入式