基本監測指標

電(dian)(dian)(dian)(dian)(dian)網頻率、電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)有效值、總有功(gong)/無功(gong)/功(gong)率因(yin)數、三相(xiang)(xiang)基波(bo)電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)有效 值、基波(bo)電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)相(xiang)(xiang)位(wei)、基波(bo)功(gong)率/功(gong)率因(yin)數、電(dian)(dian)(dian)(dian)(dian)壓偏(pian)差(cha)、頻率偏(pian)差(cha)、三相(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)壓不平衡(heng)(heng)度、三相(xiang)(xiang)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)不平衡(heng)(heng)度、負(fu)序分量(liang)、諧(xie)波(bo)（2-63次）包(bao)括電(dian)(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)的總諧(xie)波(bo)畸(ji)變率、各(ge)次諧(xie)波(bo)含有率、幅值、相(xiang)(xiang)位(wei)角、諧(xie)波(bo)有功(gong)、諧(xie)波(bo)無功(gong)、諧(xie)波(bo)視在功(gong)率等(deng)

高級監測指標

電(dian)壓波動、閃變、間諧波、次諧波、電(dian)壓驟(zou)升(sheng)、電(dian)壓驟(zou)降、過(guo)電(dian)壓、欠電(dian)壓、短時(shi)中斷。

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。
失電報警功能

生產廠家

保定方長電力技(ji)術有限公司

設備(bei)型號(hao)

SF DZ-3

采樣路(lu)數

1X3相電壓(ya)，1X3相電流

電壓測量范圍

AC10～400V

電流測量范(fan)圍(wei)

0.05～5A

頻率(lv)測量范圍

42.5～60Hz

電網頻率誤差

≤0.002 Hz

電壓偏差(cha)(cha)誤差(cha)(cha)

≤0.2％

電壓(ya)變動誤差

≤0.2％

閃變誤差

≤5％

三相電壓不平(ping)衡度誤(wu)差

≤0.2％

諧波測量誤差

符合國標(biao)A級(ji)儀器要求

間諧波測量(liang)誤差

符合國(guo)標A級(ji)儀(yi)器要求

功率誤差

≤0.5%

顯 示(shi) 屏

5.6寸TFT彩色液晶屏

工作電(dian)源

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

通(tong)信接口；通(tong)訊協議

支(zhi)持RS232/RS485/網(wang)口；
支持(chi)ModBus-RTU、IEC60870-5-103通訊協議

功耗

<20W

工作(zuo)溫度/濕(shi)度

工作(zuo)溫(wen)度(du)(du)－20℃～＋60℃，濕度(du)(du)5％～95％（非冷凝）

尺(chi)寸

1/2 19" 6U背(bei)插式(shi)機(ji)箱； 19" 4U背(bei)插式(shi)機(ji)箱.

重量

約2kg

安裝方式

嵌(qian)入式