current transformer 9a615 3 1600 5aProduct Description The 9A615. 3 1600 5A is a high capacity current transformer specifically designed for precision current measurement and protection in large scale industrial and utility power systems. With a primary current rating of 1600 A and a standardized 5 A secondary output, it is engineered for high performance applications in power distribution, metering, and protective relaying. This model offers robust construction, excellent thermal