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Conduits Entering the Bottom of a Switchboard, Connecting Electric Drive Fire Pumps, and More

October 2001

CODE CITATIONS Article 110—Requirements for Electrical Installations Article 240—Overcurrent Protection Article 250—Grounding Article 300—Wiring Methods READ MORE

Homes Are Becoming Smarter than Humans

(Systems)

October 2001

First it was cars chirping up to let forgetful drivers know, “Your lights are on.” Now, the home is becoming smarter and better able to “think” for itself. READ MORE

Motion Sensors Apply throughout the Home

(Lighting)

October 2001

Over the years, motion sensor lighting has taken on many roles. At one point, they were used solely for security purposes. READ MORE

VDV Cabling Systems Update

(Systems)

October 2001

In a period marked by turmoil in high-tech businesses, voice, data, and video (VDV) cabling technology continues to progress toward better standards and higher bandwidth for c READ MORE

Fiber Optic Measurement Errors

(Systems)

October 2001

Testing installed fiber optic cabling or patchcords is not difficult, but sometimes it seems the results you get don’t make sense. READ MORE