Electrical Industry Articles and Stories

It’s not unusual that solar photovoltaic (PV) systems would require fuses – after all, these installations can carry substantial electrical loads, so overcurrent protection is critical to their safe operation. What is remarkable, though, are the conditions under which PV panels, their conductors, and their wiring can operate.

In the food processing plant where I cut my electrical teeth, there were ceiling drops for sticker guns to label bagged product. Some of the workers complained about getting shocked off the stainless still bins that held the product. Adding inline GFCIs helped (although some still complained, even when no voltage was present).