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Conduit

Holistic Cybersecurity Framework: The Key to Comprehensive Protection

By Conduit, uPDate
Cyberattacks on the electrical sector are becoming part of everyday life. The tools the attackers use are increasingly becoming more sophisticated. Industrial systems are now as much affected by cyber threats as traditional IT enterprise systems. The attackers often aim to disrupt operations by stealing intellectual property and blocking access to data for ransom. Many of the devices used today were designed in an era where the idea of an attacker persistently trying to penetrate...
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Earth Grids Are Easy… Or Are They?

By Conduit, uPDate

A grounding system’s purpose is to use the earth as a current-carrying conductor to dissipate noise currents and conduct dangerous lightning and power fault currents. Earth is a very good electrical conductor due to its mass and its availability to everyone at all locations throughout the world. This global access to the earth allows grounding systems installed on opposite sides of the world to connect. Read more…

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Green Eggs and BLAM!

By Conduit

Prior to the 2018 version, NFPA 70E simply cautioned that “greater emphasis may be necessary with respect to de-energizing” equipment with incident energy (IE) exceeding 40 cal/cm2, “when exposed to electrical hazards.” This nebulous direction was applied within the industry by simply labeling everything over 40 cals as “Dangerous – No PPE Exists.” In its new 2018 version, NFPA 70E eliminated this cautionary language. This may lead some to infer that working on energized equipment…

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