Share: ResearchAndMarkets.com's offering. Power Quality is one of the most discussed topics in the T&D sector, with its implications on the economic and financial sector of the country there is an increasing trend to uplift the T&D infrastructure to ensure better power quality in the grid. Power Quality PQ meters are one of the most essential instruments which enhance performance and quality of operation in the generation, transmission, distribution and industrial sectors. The publisher has extensively researched on power quality meters which are class A (IEC 61000-4-30 compliant), to size the market and to conduct detailed competitive and qualitative analysis.