Top 5 Consulting-Specifying Engineer content, November 3-9, 2023

Top articles this week covered topics including medium-voltage distribution systems, NFPA 20, UV lights and arc flash safety.

1. Back to basics: How to design medium-voltage distribution systems

When designing a medium-voltage electrical distribution system, the end user’s safety, system reliability and equipment maintainability are key components for the designer to consider

2. Best practices: Ensuring NFPA 20 compliance with diesel-driven fire pumps

To meet NFPA 20, existing buildings must upgrade fire pumps. Learn how

3. Definitions, codes and standards for medium-voltage systems

Understand the definitions related to medium-voltage (MV) systems, as well as other voltages

4. Germicidal UV lights could be producing indoor air pollutants

While useful for killing pathogens such as COVID-19, the lights may cause unwanted chemical reactions and should be used with ventilation, according to an MIT study

5. Superior designs achieve arc flash safety in building electrical systems

Arc flash analysis is an important piece of designing electrical systems, especially in large amperage and utility service equipment applications

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