Electricity and Control December 2024

COVER ARTICLE

Powering the future with smart transformers

A rmCoil is proud to introduce its cutting-edge Smart Transformers, designed to meet the evolving demands of the modern power industry. With a focus on innovation, precision and safety, these transformers are the solution for a smarter, more efficient energy future. Combining ad vanced monitoring capabilities, robust safety features, and enhanced operational efficiency, ArmCoil’s transformers provide superior performance, minimise downtime, and guarantee long-term reliability for your power infrastructure. At the heart of the Smart Transformers is the NERPRO (neutral earthing resistor monitoring panel) – a state-of-the art monitoring device engineered to protect your electrical network from the dangers of earth faults. Earth faults can cause severe damage to electrical equipment due to the high fault currents that occur, leading to costly repairs and system failures. Traditionally, addressing this issue has been reactive, with action taken often only after the damage has been done. However, with ArmCoil’s proactive approach, NERPRO provides continuous, real-time monitoring that prevents damage before it occurs, giving you peace of mind and safeguarding your infrastructure. The NERPRO is a critical component, continuously tracking vital metrics such as: - Neutral earthing resistor integrity - Neutral voltage - Earth fault current. This data is communicated through a user-friendly 7-inch HMI touchscreen, providing operators with instant access to key system information. The intuitive interface allows for real-time fault analysis, the ability to review fault logs, perform essential safety tests, and configure fault pa rameters. The system’s precision and efficiency drastically reduce the risk of damage, minimise downtime, and lower operational costs – while enhancing the overall safety of your power network. Built for the toughest demands ArmCoil’s next-generation transformers are designed with durability in mind. We understand that power infrastructure must be reliable under the harshest conditions, which is why we’ve integrated features that set the transformers apart: - Lockable, tamper-proof enclosures ensure your sys tem remains secure and safe from unauthorised ac cess - Silicon sand-immersed neutral earthing resistors ef fectively dissipate heat during prolonged faults, pre venting potential failures - Durable, powder-coated stainless-steel panels are built to withstand the toughest environmental condi tions, ensuring that your system performs in the most demanding situations.

Moreover, even under extreme under voltage conditions – as low as 40% of the nominal voltage – the transformers contin ue to deliver consistent, high-quality per formance. Integrated harmonic filters con tribute to precise and reliable operation,

making ArmCoil’s intelligent transformers an invaluable as set for mission-critical operations across various industries.

Customisable to meet your needs At ArmCoil, we understand that every project has its unique requirements. Our transformers are fully customisable so they can be tailored to meet the specific demands of your application. The modular design makes retrofitting into ex isting systems seamless, offering an easy upgrade path to a smarter, safer, and more efficient future. Whether you’re modernising your infrastructure or building a new system, ArmCoil’s transformers can be designed to fit your exact specifications. Transforming tomorrow, today ArmCoil’s next-generation transformers represent a para digm shift in the power industry. With cutting-edge monitor ing, unrivalled safety, and exceptional durability, they are the perfect choice for organisations looking to stay ahead of the curve in today’s rapidly changing energy landscape. Discover the future of energy management with ArmCoil. Together, let’s build the energy solutions of tomorrow, today. □

Central to ArmCoil’s Smart Transformers is the NERPRO, which continuously monitors key parameters to protect equipment and prevent system failures.

For more information contact ArmCoil. Tel: +27 (0)11 763 2351 Email: sales@armcoil.co.za Visit: www.armcoil.co.za

DECEMBER 2024 Electricity + Control

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