supply of single phase prepaid meter systemsingle phase prepaid meter system,supply & testing installation and commissioning of single phase prepaid meter system in poly carbonated box: - 230/240vac,50 hz, 1 phase 2 wire keypad based fully type tested, bis (is: 15884) marked, 10-60 amps. base mounted direct current operate prepaid energy meter having capacitive tou ch keypad, calibration led & load controlling feature & provisions for tod (time of day) tariff and r.t.c. (real time clock). in a suitable tamper proof hinge type box along with keypad with bluetooth features must be enable in meter or in freedom/customer interface unit or in both for manually and remotely to ken transfer and abc reading through mobile app os android / ios / windows. provided mobile app should have a provision of offline & online vending toke n process. sms facility for providing the vending token to consumer mobile number provision should be there. all prepaid meters should be provided with int egrated cloud system for prepaid energy meter. warranty of meter should be 10 years from date of supply. amc/annual charges for vending transaction pric e included per meter basis for 7years. demo of installation, commissioning & data base defining, tariff design, mapping the consumer, training should be pr ovided. model:- liberty make:- secure, landis & gyr & genus make/brand=meters should be compatible with secure vendor management system ,vendor has to get it commissioned successfully [ warranty period: 120 months after the date of delivery ] ]