Ngosipụta arụmọrụ nke ngwaahịa a na-egbo mkpa teknụzụ niile maka mita ike akwụgoro ụgwọ elekere eletrọnịkị na GB/T17215321-2008 (Klas 1 na Class 2 static AC active watt-hour meters) na ụkpụrụ GBA T18460.3-2001.