Consulting-Specifying Engineer most-viewed articles, January 2021
Read the best articles in January 2021 including: Choosing between an ECM and VFD, NFPA 70-2020 changes, NEC chances and more.
Consulting-Specifying Engineer‘s top 10 articles online in January 2021 covered choosing between an ECM and VFD, NFPA 70-2020 changes, NEC chances and more. Catch up with a link to each article below.
1. How to choose between an ECM and a VFD – While each has its place in HVAC applications, electronically commutated motors and variable frequency drives have important differences in simplicity, flexibility, cost and other factors.
2. Understanding the changes to NFPA 70-2020 – New requirements of the 2020 edition of the National Electrical Code will affect facility design.
3. NEC changes enhance resiliency – The 2020 edition of the National Electrical Code added changes to improve resiliency electrical system design.
4. Four steps for designing a VRF system – Variable refrigerant flow offers an alternate HVAC solution.
5. Integrating a BAS into design – Building systems should be high-performing, integrated and accessible — and the building automation system is the key to achieving these goals.
6. Electrical grounding and bonding per NEC – Understanding correct grounding and bonding design and construction is crucial for proper electrical system operation and personnel safety.
7. Identify cost, scope of a BAS – Finding the budget to implement a building automation system often proves challenging. Learn to compare scope against the cybersecurity requirements.
8. How smart buildings combat health concerns – Building owners can use sensor technology and centralized building controls to make their buildings safer and more resilient.
9. Your questions answered: Low- and medium-voltage electrical systems – Several questions about low- and medium-voltage electrical systems were left unanswered; read answers to these questions here.
10. How egress is planned using NFPA 101 – NFPA 101: Life Safety Code is one of the primary sources for the requirements of exit pathways.
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