SATEC PM17x PRO, PM180, PM175, PM174, and EDL180 class A power quality analyzers per IEC 61000-4-30 Ed.3 — measuring harmonics to the 63rd, flicker (Pst/Plt), EN 50160 compliance, and waveform capture. Equivalent to Dranetz PX5-400, Fluke 1760, and HIOKI PW3198 for utility and industrial PQ campaigns."