GDYB mndandanda Single/Three Phase Energy Meter Test Bench imagwiritsidwa ntchito kuyeza mitundu yosiyanasiyana ya mita imodzi/magawo atatu a 0.1% ndi pansi.Ili ndi mawonekedwe abwino, magwiridwe antchito athunthu komanso magwiridwe antchito abwino kwambiri.