IEEE 837 Explained: How Permanent Grounding Connections Are Qualified
When electrical professionals install grounding systems, they need to have confidence that the design and installation will assure protection reliably for the expected life of the system. Grounding…
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Why Electrical Inspections Are Delayed in Parts of the U.S. [Plus More Electrical Engineering Information]
Inspections are an important and required aspect of the electrical field. They keep buildings up to code, uphold building safety and ultimately limit some liability for engineers and…
The Applications and Limitations of UL 1449 for Surge Protective Devices (SPDs)
In the U.S—with the exception of utility, telecommunications and rail industries—all AC power connected surge protective devices (SPDs) must be installed in accordance with National Electrical Code (NEC). The 2017…