Portable Smart Energy Meter for Low Voltage Customer of Power 53 -197 KVA

Covid-19 outbreak had changed the people behavior toward electricity usage. This pandemic has fasten the transformation of PLN business process, from supply driven into demand driven business. PLN UP3 Lhokseumawe challenged to improve their services and energy transaction. In order to achieve the goals, it is suggested to improve services of new installment for 3-phase energy meter without expansion. Previously the task can only be done with at least 3 days of works. It was mainly due to many steps required to assemble the metering box. This paper proposed the usage of portable smart energy meter that can replace the metering box during assembly phase. The device can also accommodate several power options that can adjust with the customer's current plan. Thus, by implementing the portable box, customers can enjoy the electricity by the same day instead of previous 3 days. The result from energy meter showed that based on Ibase, with load of 100%, 75%, 50% and 25% resulted in 0.0538%, 0.0619%, 0.0139% and 0.0335% respectively. The result from CT Ratio error with 100/5, 150/5, 200/5, 250/5 and 300/5 showed as -0.26%, -0.32%, -0.23%, 0.15% and -0.17% respectively. The result was in range which mean that smart energy meter portable was tested on good condition. The use of this device can shorten the service delivery time, especially on new installment for 3-phase energy meter without expansion of power between 53 to 197 kVA. This solution is advantageous both for PLN customers and the corporation itself.