DDSY395系类三相变频器预支费交流电表认同通用交流电检定处理器、微预防器处理器及SMT一技之长创作,确定检定精密度较和靠经受得了性,是集高精密度较的交流电仗量与迷信活动的用水量处理为一体机的讴歌rlx电子设备式预支费交流电表。用在仗量30%频率为50Hz的有功交流电,还配备预支费处理的功效,其一技之长战略目标该用GB/T 17215.321-2021电仗量紫装(互换)专门申请第 21 线条:运功式有功交流电表(A级、B级、C级、D级和E级)和GB/T18460.3-2001 IC卡预支费售电管理体系 第2线条:预支费电度表规范化。配备高靠经受得了、低耗电、长使用年限、防窃电、抗谐波等独特。
² 计量功(gong)效:撑(ch𒆙eng)持(chi)正向(xiang)(xiang)、反向(xiang)(xiang)有(you)功(gong)电(dian)(dian)能计量,此中反向(xiang)(xiang)电(dian)(dian)量计入正向(♍xiang)(xiang)电(dian)(dian)量;
² 预支(zhi)费办(ban)理功(gong)效:电(dian)(dian)能(neng)表可与PC机售电(dian)(dian)体系(xi)共(gong)同完(wan)成预支(zhi)费办(ban)理功(gong)效。用(yong)户拔出(chu)开(kai)(kai)户卡(ka)(ka),对电(dian)(dian)能(neng)表的(de)报警电(dian)(dian)量(liang)、透支(zhi)电(dian)(dian)🍸量(liang)、限购电(dian)(dian)量(liang)、囤积(ji)电(dian)(dian)量(liang)、过载负荷等参(can)数停止(zhi)设置,并(bin🐲g)向电(dian)(dian)能(neng)表充(chong)值(zhi)(zhi)给(ji)负载通电(dian)(dian);完(wan)成参(can)数设置后开(kai)(kai)户卡(ka)(ka)即成为用(yong)户的(de)购电(dian)(dian)卡(ka)(ka),用(yong)于平(ping)常(chang)的(de)购电(dian)(dian)、充(chong)值(zhi)(zhi);
² 报警功效:电(dian)能(neng)表可设置报警电(dian)量(liang),电(dian)能(neng)表残剩电(dian)ꦉ量(liang)小(xiao)于显现报警电(dian)量(liang)时(shi)停止显现报警,在小(xiao)于拉(la)闸报警电(dian)量(liang)时(shi)给负载断(duan)电(dian),提示用(yong)户充值,此时(shi)可插(cha)购(gou)电ꦅ(dian)卡规复(fu)供电(dian),当用(yong)电(dian)量(liang)残剩电(dian)量(liang)为0时(shi),电(dian)能(neng)表主动拉(la)闸断(duan)电(dian),用(yong)户购(gou)电(dian)充值后规复(fu)供电(dian);
² 一(yi)(yi)卡(ka)✃(ka)多表功效:一(yi)(yi)户一(yi)(yi)卡(ka)(ka﷽),一(yi)(yi)卡(ka)(ka)最多可(ke)办理8只(zhi)预支费电表或水表;
² 补(bu)(bu)卡功效(xiao):电能表可与PC机售电体系共(gong)同完(wan)成补(bu)(bu)卡购(gou)量,补(bu)(bu)卡补(bu)(bu)量,从头开户等𓆏多项操(cao🍬)纵;
² 负(fu)荷(he)检测:经由过(guo)程用(yong)户(hu)卡设置电表参数,电能表可对(dui)用(yong)户(hu)现(xian)实(shi)负(fu)载(zai)(zai)情(qing)况停止(zhi)检测,并(bing)在(zai)负(fu)荷(he)过(guo)大时(shi)断(duan)电实(shi)施自我掩护(hu)。用(yong)户(hu)在(zai)开(kai)户(hu)时(shi)可选择设置过(guo)载(zai)(zai)负(fu)荷(he)参数,电能表在(zai)大于过(guo)载(zai)(zai)负(fu)荷(he)参数时(shi)主动断(duan)电,并(bing)显现(xian)“SUP_ _”提示(shi)用(yong)户(hu)𝔍负(fu)荷(he)过(guo)大,用(yong)户(hu)可期待5~6分(fen)钟或拔出ICꩵ卡片(pian)给负(fu)载(zai)(zai)通电;
| 计量 | 有功电能精确度品级 | A级、B级 | |
| 通讯 | 通讯接口 | 红外、RS485 | |
| 通讯规约 | DL/T 645-1997 | ||
| 通讯速度 | 1200bps | ||
| 电气机能 | 介电强度 | 交换工频电压 | 3kV |
| 脉冲电压 | 6kV 1.2/50us | ||
| 电磁兼容 | 疾速瞬变群脉冲 | 实验品级:4级(GB/T 17626.4) | |
| 浪涌 | 实验品级:4级(GB/T 17626.5) | ||
| 静电 | 实验品级:4级(GB/T 17626.2) | ||
| 零件功耗 | ≤0.35W | ||
| 利用情况 | 任务温度 | -25℃~+60℃ | |
| 极限任务温度 | -40℃~+70℃ | ||
| 绝对湿度 | ≤85%(极限湿度:≤95%) | ||
| 规格 | 0.25-0.5(30)A、0.25-0.5(60)A、0.5-1(80)A A级 | ||
| 0.2-0.5(30)A、0.2-0.5(60)A、0.4-1(80)A B级 | |||







