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White Paper: Power

Application Note: Addressing the Challenges of Specifying and Building Power Racks

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EA Elektro-Automatik offers solutions that address these challenges head-on with robust power supply units and turnkey power racks that are certified to EN 60204-1, UL 508, and NFPA 79. This article explores the common challenges faced by engineers when employing power racks and how EA’s turnkey solutions provide a safe, user friendly alternative to custom designs.


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Overview

The white paper discusses the challenges and solutions associated with specifying and constructing power racks, particularly focusing on EA Elektro-Automatik’s turnkey DC power rack solutions. It highlights the increasing complexity in the design and implementation of power racks due to advancements in technology and the growing demand for high-performance power supplies in various applications, such as photovoltaic systems and battery testing.

One of the primary concerns addressed is safety compliance. The power racks are designed in accordance with European (EN 60204-1) and North American (UL 508 and NFPA 79) standards, ensuring that operators are protected from electrical hazards. Key safety features include keyed doors, galvanically isolated interfaces, and bus bar covers to prevent accidental contact with live components.

The paper emphasizes the user-friendly design of EA Elektro-Automatik’s power racks. They come equipped with prewired AC input, separate breakers for individual power supplies, and prebuilt shelves for easy installation of power supply units. The inclusion of adjustable feet with brakes allows for easier mobility and stability once positioned. Additionally, a color TFT touch panel display facilitates intuitive operation, supporting multiple languages.

Communication between power supply units is simplified through a master-auxiliary bus system, which allows for the collection of data such as total power and current. The racks also include necessary cables for establishing connections between units, enhancing the overall functionality and efficiency of the system.

Thorough documentation is a critical aspect of the power racks, providing users with essential information for safe operation and maintenance. Each rack includes a QR code linking to comprehensive manuals, installation diagrams, and software, ensuring that users have easy access to the information needed for effective use.

In conclusion, EA Elektro-Automatik’s turnkey DC power rack solutions offer a safe, compliant, and user-friendly approach to managing power supplies. The combination of robust design, safety features, and thorough documentation enables users to optimize their power rack systems for various testing and operational needs. The white paper serves as a valuable resource for understanding the advantages of these solutions in addressing the complexities of modern power supply requirements.