²  计量功(gong)效：撑持正向(xiang)、反向(xiang)有(you)功(gong)电(dian♌)能计量，此中反向(xiang)电(dian)量计入正向(xiang)电(dian)量；

²  预(yu)支(zhi)(zhi)费办(ban)理功(gong)效(xiao)：电(dian)(dian)(dian)能(neng)表可与PC机售(shou)电(dian)(dian)(dian)体系共同完成(cheng)预(yu)支(zhi)(zhi)费办(ban)理功(gong)效(xiao)。用(yong)户(hu)拔出开户(hu)卡(ka)(ka)，对电(dian)(dian)(dian)能(neng)表的(de)报警电(dian)(dian)(d🐲ian)量、透支(zhi)(zhi)电(dian)(dian)(dian)量、限(xian)购电(dian)(dian)(dian)量、囤积(ji)电(dian)(dian)(dian)量、过(guo)载负荷等参数(shu)停止设置(zhi)，并(bing)向电(dian)(dian)(dian)能(neng)表充值给负载通电(dian)(dian)(dian)；完成(cheng)参数(shu)设置(zhi)后(hou)开﷽户(hu)卡(ka)(ka)即(ji)成(cheng)为(wei)用(yong)户(hu)的(de)购电(dian)(dian)(dian)卡(ka)(ka)，用(yong)于平常的(de)购电(dian)(dian)(dian)、充值；

²  报警(jing)(jing)功效(xiao)：电(dian)(dian)能(neng)表可(ke)设置报警(jing)(jing)电(dian)(dian)量(liang)(liang)，电(dian)(dian)能(neng)表残(can)剩电(dian)(dian)量(liang)(liang)小于显(xian)现报警(jing)(jing)电(dian)(dian)量(liang)(liang)时停止显(xian)现报警(jing🍒)(jing)，在小于拉闸报警(jing)(jing)电(dian)(dian)量(liang)(liang)时给负载断电(dian)(dian)，提醒用户(hu)充值，此(ci)时可(ke)插(cha)购电(dian)(dian)卡规复供(gong)(gong)电(dian)(dian)，当用电(dian)(dian)量(liang)(liang)残(can)剩电(dian)(dian)量(liang)(liang)为0时，电(dian)(dian)能(neng)表主动(dong)拉闸断电(dian)(dian)，用户(hu)购电(dian)(dian)充值后规复供(gong)(gong)电(dian)(dian)；

²  一卡多表(biao)功(gong)效：一户一༒卡，一卡最多可办(ban)理8只预支(zhi)费(fei)电💜(dian)表(biao)或(huo)水表(biao)；

²  补(bu)卡(ka)功效：电能表可与PC机(ji)售(shou)电体系(xi)共同完成补(bu)卡(ka)购量(liang)，补(bu)卡(ka)补(bu)量(li꧂ang)，从头(tou)开户等多项操纵；

²  负(fu)(fu🦂)荷(he)检(jian)测：经由(you)过程用(yong)(yong)户卡设(she)(she)置电(dian)(dian)表参(can)(can)数(shu)，电(dian)(dian)能(neng)表可对用(yong)(yong)户现(xian)(xian)实(shi)负(fu)(fu)载(zai)情况停止检(jian)测，并在(zai)负(fu)(fu)荷(he)过大时(shi)断电(dian)(dian)实(shi)施自我掩护。用(yong)(yong)户在(zai)开(kai)户时(shi)可挑(tiao)选设(she)(she)置过载(zai)负(fu)(fu)荷(he)参(can)(can)数(shu)，电(dian)(dian)能(neng)表在(zai)大于过载(zai)负(fu)(fu)✨荷(he)参(can)(can)数(shu)时(shi)主动断电(dian)(dian)，并显现(xian)(xian)“SUP_ _”提醒(xing)用(yong)(yong)户负(fu)(fu)荷(he)过大，用(yong)(yong)户可期待5～6分钟(zhong)或拔出IC卡片给负(fu)(fu)载(zai)通电(dian)(dian)；

单相电子式预支费电能表申明书（DDSY395）.pdf