What is it that separates capable presenters from those who struggle? Why do some presentations elicit enthusiastic responses, while others are, frankly, dismal failures? Is it the content, the preparation, the person, or something else?
The Professional Electrical Apparatus Reconditioning League (PEARL) has launched a new phase of its Technician Certification Program. This program allows individuals to become recognized as a Certified Electrical Equipment Reconditioning Technician.
As buildings are updated with high-efficiency LED light sources, energy codes generally require that the lighting control systems also be updated to satisfy new, more efficient performance requirements.
I was recently asked this question by a group of electrical engineers in conjunction with the NFPA 20 requirement for an overcurrent device protecting feeder conductors to the fire pump controller from the normal power supply source to carry a fire pump locked rotor current indefinitely.