基本監測指標(biao)

電(dian)(dian)網頻率(lv)、電(dian)(dian)壓/電(dian)(dian)流(liu)(liu)有效值、總有功(gong)(gong)(gong)(gong)/無功(gong)(gong)(gong)(gong)/功(gong)(gong)(gong)(gong)率(lv)因數(shu)、三(san)相(xiang)基波(bo)電(dian)(dian)壓/電(dian)(dian)流(liu)(liu)有效值、基波(bo)電(dian)(dian)壓/電(dian)(dian)流(liu)(liu)相(xiang)位(wei)、基波(bo)功(gong)(gong)(gong)(gong)率(lv)/功(gong)(gong)(gong)(gong)率(lv)因數(shu)、電(dian)(dian)壓偏差、頻率(lv)偏差、三(san)相(xiang)電(dian)(dian)壓不平衡度(du)(du)、三(san)相(xiang)電(dian)(dian)流(liu)(liu)不平衡度(du)(du)、負序分量、諧波(bo)（2-63次(ci)）包括電(dian)(dian)壓、電(dian)(dian)流(liu)(liu)的總諧波(bo)畸(ji)變率(lv)、各(ge)次(ci)諧波(bo)含(han)有率(lv)、幅值、相(xiang)位(wei)、有功(gong)(gong)(gong)(gong)、無功(gong)(gong)(gong)(gong)等

其他功能(neng)

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(bao)定方長(chang)電(dian)力技術有限公司

設備型號

SF DZ-3

采樣路數

1X3相電(dian)壓(ya)，1X3相電(dian)流(liu)

電壓測量(liang)范圍(wei)

AC57.7V、100V、220V、380V

電流測量(liang)范圍

0.01～6A

頻率測(ce)量范圍(wei)

45～55Hz

電網(wang)頻率誤差

≤0.002 Hz

電壓偏差(cha)(cha)誤差(cha)(cha)

≤0.1％

三相電(dian)壓不平衡度(du)誤差

≤0.2％

諧波(bo)測量誤差

符合國標A級儀器要求

功率誤(wu)差

≤0.5%

顯 示 屏

5.6寸TFT彩色液晶屏

工作電源

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

通(tong)信接(jie)口；通(tong)訊協議

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

功耗

<15W

工(gong)作溫度/濕(shi)度

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

尺寸

168x168x145mm背(bei)插式(shi)機箱

重量(liang)

約(yue)1kg

安(an)裝方式(shi)

壁掛(gua)或嵌(qian)入式