產品概述
SF DZ-3電能質量監測儀,可以應用于電力系統各電壓等級變電站和工礦企業供、配電系統的電能質量監測與分(fen)析,該系(xi)列產品嚴格按照國家頒布的(de)相關技術標(biao)準(zhun),性能指(zhi)(zhi)標(biao)達(da)到(dao)了IEC61000-4-30A級儀器性能的(de)要求(qiu),同(tong)時(shi)滿足最新頒布的(de)電能質(zhi)量國家標(biao)準(zhun)對各指(zhi)(zhi)標(biao)測量的(de)要求(qiu)。
產品特點
◆采用高性能嵌入式工業控制板和TI 公司32 位DSP 為核心,數據處理能力和邏輯、控 制能力,核心硬件處于國內先進水平;
◆采用多CPU結構,每個通道獨享一個32位的DSP,保證電能質量數據的實時性和準確;
◆工業級DOM存儲,采用壓縮算法,數據可保存一年以上,實時數據掉電不丟失;
◆采用GPS 同步采樣技術,保證了同一變電站內或不同變電站內監測裝置的同步采樣;
◆數據采樣每個通道獨享一個16 位并行A/D,所有通道完全同步采樣,精度更高、速度更快;
◆采用了硬件鎖相環技術,頻率自動跟蹤,防止了在電力系統頻率變化時對監測指標的影響,防止了頻率"泄漏";
◆采用5.7寸大屏幕彩色液晶屏顯示,用嵌入式操作系統作為軟件平臺,全部軟件采用VC++ 高級語言編程,保證了系統的高可靠性和高移植性;
◆微機保護背插式結構,通道擴充板支持熱插拔,安裝簡潔;
產品功能
基本監測量 | 頻(pin)率、電壓、電流有(you)效(xiao)值,總的有(you)功、無功功率、功率因(yin)數(shu) |
基本監測(ce)指標 | 電(dian)(dian)(dian)(dian)(dian)(dian)網頻(pin)率(lv)(lv)(lv)、電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效值、總(zong)有(you)功(gong)(gong)(gong)/無功(gong)(gong)(gong)/功(gong)(gong)(gong)率(lv)(lv)(lv)因(yin)數、三(san)相(xiang)基(ji)(ji)波(bo)(bo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)有(you)效 值、基(ji)(ji)波(bo)(bo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)/電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)相(xiang)位(wei)、基(ji)(ji)波(bo)(bo)功(gong)(gong)(gong)率(lv)(lv)(lv)/功(gong)(gong)(gong)率(lv)(lv)(lv)因(yin)數、電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)偏(pian)(pian)差(cha)(cha)、頻(pin)率(lv)(lv)(lv)偏(pian)(pian)差(cha)(cha)、三(san)相(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)不(bu)平(ping)衡度、三(san)相(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)不(bu)平(ping)衡度、負序分量、諧(xie)波(bo)(bo)(2-63次(ci))包括電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)、電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的總(zong)諧(xie)波(bo)(bo)畸變(bian)率(lv)(lv)(lv)、各次(ci)諧(xie)波(bo)(bo)含有(you)率(lv)(lv)(lv)、幅值、相(xiang)位(wei)角(jiao)、諧(xie)波(bo)(bo)有(you)功(gong)(gong)(gong)、諧(xie)波(bo)(bo)無功(gong)(gong)(gong)、諧(xie)波(bo)(bo)視在(zai)功(gong)(gong)(gong)率(lv)(lv)(lv)等 |
高(gao)級(ji)監(jian)測指標 | 電(dian)(dian)壓(ya)波(bo)動(dong)、閃(shan)變、間諧(xie)波(bo)、次諧(xie)波(bo)、電(dian)(dian)壓(ya)驟升、電(dian)(dian)壓(ya)驟降、過(guo)電(dian)(dian)壓(ya)、欠電(dian)(dian)壓(ya)、短時中斷。 |
其他功(gong)能 | 參數設置功能 |
技術指標
技術規格 | 參數(shu)指標 |
生產廠家 | 保定方長電力(li)技(ji)術有限公司 |
設備型號 | SF DZ-3 |
采樣路數 | 1X3相電(dian)壓,1X3相電(dian)流 |
電壓測量范圍 | AC10~400V |
電流(liu)測(ce)量范圍 | 0.05~5A |
頻率測量范圍 | 42.5~60Hz |
電網頻率誤(wu)差(cha) | ≤0.002 Hz |
電壓偏(pian)差誤(wu)差 | ≤0.2% |
電壓(ya)變動誤差 | ≤0.2% |
閃變誤差 | ≤5% |
三(san)相電壓不平衡度誤差 | ≤0.2% |
諧波測量誤(wu)差 | 符合國標A級儀(yi)器要求(qiu) |
間諧波測量誤差 | 符合(he)國標A級儀器(qi)要求 |
功率誤差 | ≤0.5% |
顯 示 屏(ping) | 5.6寸TFT彩色液晶屏 |
工作電源(yuan) | AC220V±20%頻率 45Hz~55Hz |
通信接口;通訊協議(yi) | 支持RS232/RS485/網(wang)口; |
功(gong)耗(hao) | <20W |
工作(zuo)溫度/濕度 | 工作(zuo)溫度-20℃~+60℃,濕度5%~95%(非冷凝) |
尺寸(cun) | 1/2 19" 6U背插式機箱; 19" 4U背插式機箱. |
重(zhong)量 | 約(yue)2kg |
安裝方式(shi) | 嵌入(ru)式 |