FICO RLC-125 125×50 mm High-Current Transformer (1200 A – 4000 A / 5 A Secondary) – Heavy-Duty RLC Series CTThe FICO RLC 125 is a heavy duty current transformer (CT) from the trusted RLC Series designed for precise current measurement, monitoring, and protection in demanding industrial, commercial, and energy metering environments. With a large 125 50 mm window aperture and a wide primary current range, this CT is ideal for robust busbars, large conductors, and high load distribution systems. Key Features & Benefits Wide primary current range (1200 A to