Nicholas Loyd
- Code
All About MC Cable
Most of us are familiar with metal-clad cable, more commonly known as MC, or UL 1569. Today, we are going…
Read More » - Test Equipment
Insulation Testing, How and When To Use A Megger
When there is a fire, cables are submerged in water for extended periods of time, or we rely on conductors…
Read More » - Theory
What is a Delta High Leg?
In a Delta High Leg system, we can measure 240V between any two points in our system, but when we…
Read More » - Ballasts and Drivers
Dimming Drivers and Ballasts
Previously, we had discussed LED drivers and fluorescent ballasts: a brief history, how they work, typical installs, and the differences…
Read More » - Ballasts and Drivers
Drivers vs Ballasts – What’s the Difference?
Have you ever wondered why fluorescents use AC voltage and LEDs use DC voltage? Did you know that was a…
Read More » - Industry
Who is UL and Why are Listings Necessary?
Underwriters’ Laboratories, more commonly known by the abbreviation UL, test and evaluate products to be certified and marked as either…
Read More » - Ballasts and Drivers
Wiring Up Emergency Ballasts
Emergency ballasts and emergency LED drivers act the same way their non-emergency counterparts do with one addition: a back-up battery.…
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