WICC 12-779131-00 Current Transformer Ratio 1640:1 652F-1640F

The WICC 12-779131-00 is a precision current transformer designed for monitoring, metering, and protection applications in power distribution and UPS systems. It accurately scales high primary currents to a proportional secondary output for measurement or control circuits, ensuring reliable performance in industrial environments. Technical Specifications: Manufacturer: WICC (Westinghouse Instrument & Control Company) Model Number: 12-779131-00 Alternate Model: 652F-1640F Product Type: Current Transformer (CT) Function: Converts high primary current to a lower proportional secondary current for monitoring or metering Primary Current: Up to 1640 Amps (nominal) Secondary Current: 1 Amp (typical transformation ratio 1640:1) Accuracy Class: 0.3 or better (depending on system calibration) Frequency Range: 50/60 Hz Burden Rating: Typically 2.5–5 VA (depending on model configuration) Insulation Class: Class B or better (130°C insulation system) Dielectric Strength: 2.5 kV RMS for 1 minute Core Type: Toroidal laminated magnetic steel core for precision linearity Enclosure Material: Molded phenolic resin case, high dielectric and mechanical strength Mounting Style: Panel or chassis mount with base flange Connection Terminals: Brass screw terminals for secure wire attachment Aperture Diameter: Approximately 1.5–2 inches (to accommodate primary conductor or busbar) Operating Temperature Range: -20°C to +55°C (-4°F to +131°F) Applications: Power monitoring systems, metering panels, UPS equipment, protective relays, and load analysis Compliance Standards: UL Recognized, CSA Certified, IEC 60044-1 compliant Manufacture Country: USA Please review pictures carefully and let us know if you have any questions!