应用计算机管理,先购电后用电;在额定电流范围内能限制Z大使用功率(由供电部门限定);一表一卡,专卡专用,失卡不失电,补卡再用;电卡能双向传递数据;能自动断电告JY户购电;电量为零时,自动拉闸断电;并具有一定的防窃电软件设计等。适用于频率为50Hz或60Hz有功电能计量,安装于室内或室外表箱内使用。适用于环境温度为-20℃~+50℃,相对温度不超过85%,且周围空气中不应有腐蚀性气体,避免尘砂、盐雾、凝露等影响。 Adoptthemodeofcomputercontrolfirstpurchasingelectricitythenusingit;itcanIimitmaxservicepower(Specifiedbyelectricpowerdepartment)intheratedcurrentrange;onemeterwithonecard,specialcardforspecialapplication,noloseelectricityifIosingcard,reuseelectricitythroughrenewingthecard;theelectriccardcantransmitthedata;whentheelectricityquantityiszero,itcanswitchoffthepowerautomaticallytowarnusersshallpurchasetheelectricity;besidesithascertainsoftwaredesignofanti—thievingelectricityApplicableformeasuring50Hzor60Hzactiveenergy,itisinstalledinsideorintheboxoutsideItisusedinthebestplacethattheenvironmenttemperatureis-10℃~+50℃andrelativehumidityisnotbeyond85%,theambientaircan’tcontainthecorrosivegas,dust,saltfog,condensation,etc.. |