072024-03
DTSD395型三(san)相多功(gong)效电(dian)(dian)(dian)能表是接纳(na)大规(gui)模(mo)集成电(dian)(ꦍdian)(dian)路,利用(yong)(yong)数字采样手艺(yi),按照智能电(dian)(dian)(dian)网“信息化(hua)、主(zhu)动化(hua)、互动化(hua)”扶植请求而设想制作(zuo)具备通讯功(gong)效的电(dian)(dian)(dian)能表,首要用(yong)(yong)于(yu)智能电(dian)(dian)(dian)网中(zhong)三(san)相用(yong)(yong)户的电(dian)♒(dian)(dian)能计量。
有功电能精确度品级 | 有功C、D级 无功2级 |
电压规格 | 3×57.7/100V、3×220/380V |
电流规格 | 0.01-0.05(10)A、0.003-0.015(1.2)A |
任务电压规模 | 0.7Unom~1.2Unom |
参比频次 | 50Hz |
任务温度规模 | 划定任务温度规模:-25℃~+55℃ |
极限任务温度规模:-40℃~+70℃ | |
存储和运输极限温度规模:-40℃~+70℃ | |
≤85%(极限湿度:≤95%) | |
及时时钟 | 偏差精度小于0.5s/d(23℃±2℃),带闰年主动转化 |
电压线路功耗 | 非通讯状况≤1.5W、6VA; |
形状尺寸 | 长×宽×厚:265mm×170mm×75mm |
通讯规约 | DL/T 645-2007-21 |