Recap of Part 1 In Part 1 we covered some of the common errors when using digital multimeters (DMM) that can lead to serious injury, such as when the multimeter…
What is a Multimeter? As an electrician, test technician, or electrical worker in today’s electrified world, the need for a good quality digital multimeter, also known as a “DMM,” isn’t…
Buyers Beware A friend recently shared a safety concern with me regarding “insulated electricians’ gloves” he had stumbled across. The sellers claim the gloves provide workers with insulation from electric shock…
Review of RAB and MAD Previously, we established that before a worker is allowed to enter the Restricted Approach Boundary (RAB) or Minimum Approach Distance (MAD), he must be insulated…
Recap Before moving into Part 3, let’s quickly recap a few important elements from Parts 1 and 2 regarding the fundamentals of the Restricted Approach Boundary (RAB) from NFPA® 70E®…
Review Part 1 covered the different terms used by OSHA, the NESC® and NFPA® 70E® to denote essentially the same electric shock protection boundaries or distances. These are known as…