基本監測指標

電(dian)(dian)(dian)(dian)(dian)網頻率(lv)(lv)(lv)、電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效值、總有(you)功(gong)/無(wu)功(gong)/功(gong)率(lv)(lv)(lv)因數、三(san)相(xiang)基波(bo)電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效值、基波(bo)電(dian)(dian)(dian)(dian)(dian)壓/電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)相(xiang)位、基波(bo)功(gong)率(lv)(lv)(lv)/功(gong)率(lv)(lv)(lv)因數、電(dian)(dian)(dian)(dian)(dian)壓偏(pian)差(cha)、頻率(lv)(lv)(lv)偏(pian)差(cha)、三(san)相(xiang)電(dian)(dian)(dian)(dian)(dian)壓不平衡(heng)度(du)、三(san)相(xiang)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)不平衡(heng)度(du)、負序(xu)分(fen)量、諧(xie)波(bo)（2-63次）包括電(dian)(dian)(dian)(dian)(dian)壓、電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的總諧(xie)波(bo)畸變率(lv)(lv)(lv)、各次諧(xie)波(bo)含(han)有(you)率(lv)(lv)(lv)、幅值、相(xiang)位、有(you)功(gong)、無(wu)功(gong)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。

生產廠家

保定方長電(dian)力技術有限公(gong)司

設備(bei)型(xing)號

SF DZ-3

采樣路數(shu)

1X3相電(dian)壓，1X3相電(dian)流

電壓測(ce)量(liang)范圍

AC57.7V、100V、220V、380V

電流(liu)測(ce)量范圍(wei)

0.01～6A

頻(pin)率(lv)測量(liang)范圍

45～55Hz

電網頻率誤(wu)差

≤0.002 Hz

電壓偏(pian)差誤差

≤0.1％

三(san)相電(dian)壓不平衡度誤差

≤0.2％

諧(xie)波(bo)測量(liang)誤差(cha)

符合國標A級(ji)儀器要(yao)求

功率誤差

≤0.5%

顯 示(shi) 屏

5.6寸TFT彩色液晶屏

工作電源

AC220V±20%頻率 45Hz～55Hz 
DC110V±20% 220V±20%

通(tong)信接口；通(tong)訊協議

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

功耗

<15W

工作溫度(du)/濕度(du)

工作溫(wen)度－20℃～＋60℃，濕(shi)度5％～95％（非冷凝）

尺寸

168x168x145mm背插式(shi)機箱(xiang)

重量(liang)

約1kg

安裝方式

壁掛或嵌入(ru)式