dl t645 2007 prepayment electric card meter

{"cid":"91216697","title":"1 Phase LoRaWAN Energy Meter Remote Control IEC62053-21 IEC62052-11 DL\/T645-2007","imgUrl":"https:\/\/img.ismap.com\/nimg\/de\/09\/33691c91c334b159113ffa91e44b-200x200-1.jpg","attrs":{"Price":"EXW US$ 50-100\/set","Brand Name":"TimeWave","Model Number":"DDZY2397","Minimum Order Quantity":"Negotiable","Delivery Time":"3-5 weeks after receive the payment","Certification":"ISO\/IEC 20000-1, ISO\/IEC 27001,I SO\/IEC 9001","Place of Origin":"Hubei ,China","Payment Terms":"T\/T, L\/C","Supply Ability":"2000 set\/week","Packaging Details":"20pcs\/carton","Product":"Single\/Three phases smart energy meter","Customization":"OEM\/ODM","Phase":"Single","Standards":"IEC62053-21, DL\/T645-2007","Power grid frequency":"50Hz","Rated voltage un":"220V\/3*220v\/380v","Operating voltage":"80% Un \uff5e 115% Un","Rated current limit ib":"5A","Maximum current: Imax":"80A\/100A","Starting current":"0.4% Ib","Connectivity Protocol":"NB-iot\/LoraWan","Lorawan Frenquency":"CN470,RU864,IN865,EU868,US\/AU915,KR920,AS923_1\/2\/3\/4,Custom Channels"}}

{"cid":"91194372","title":"3 Phase Multifunction Power Meter RS485 Port Multi Tariff Rate Rail Mounting","imgUrl":"https:\/\/img.ismap.com\/nimg\/65\/97\/c2f1d7e80c9b0a22587f293db8ec-200x200-1.jpg","attrs":{"Brand Name":"Toky","Model Number":"DTSD8080-L series","Minimum Order Quantity":"5sets","Delivery Time":"15~35days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T","Packaging Details":"Carton","Phase":"3 phase 3 wire or 3 phase 4 wire","Output Voltage":"100-240V AC\/DC","Display range":"0.1 -999999.9Kwh","Power consumption":"\u22645W","Accuracy(active\/reactive)":"0.5S\/2.0 or 1.0\/2.0","Working environment":"-10\uff5e45\u2103 \u226495%RH(no condensation)","Communication":"RS485","Protocol":"Modbus RTU or DL\/645-2007"}}