Description
The Siemens Sentron Series Window Current Transformer, model 4NC5123-0DE21, is a certified component for accurate current measurement in electrical systems. This transformer is designed to step down high primary currents to a standard secondary current for use with meters and protective relays. It features a 250A input rating and a 250:1 turns ratio, producing a 1A output current.
This Siemens 4NC5123-0DE21 current transformer utilizes a window-type design, allowing for simple installation by passing the primary conductor through the aperture without the need to interrupt the circuit. This makes it ideal for retrofitting and new installations where ease of application is important.
Applications for this Siemens Sentron current transformer include power monitoring, energy metering, and overcurrent protection schemes in industrial, commercial, and utility settings. Its certified accuracy ensures reliable data for system analysis and operational control. The Siemens 4NC5123-0DE21 is essential for effective electrical management.
For precise and reliable current sensing, the Siemens Sentron Series Window Current Transformer is an excellent choice. Its certified performance and user-friendly design make it a valuable addition to any electrical monitoring or protection system. Trust Siemens for accurate and dependable current measurement solutions.










