by Brian Hall | Dec 10, 2021 | Evaluations, Frequently Asked Questions, Labeling, PPE, Safety Tips
Arc Flash/shock hazard warning labels are specifically designed to help protect qualified workers who have to examine, adjust, service, or maintain electrical equipment while energized. It is important to understand the information given on the label to protect... 
by Jeff Kershner | Oct 22, 2021 | Evaluations, Labeling
We have discussed where labels should be placed (see this link). Now its time to discuss our methodology behind applying appropriate labels as a result of calculations and best practices. Typically a main breaker in a piece of equipment will lower the arc flash... 
by Jeff Kershner | Jan 11, 2021 | Labeling, Safety Tips
NFPA 70E doesn’t offer a lot of guidance for what a label should look like. They give us a description of the types of equipment which are to receive a label and a minimum amount of information that is required to be on the label. Beyond that, there is no... by Jeff Kershner | Dec 11, 2020 | Evaluations, Labeling, PPE, Safety Tips
There are some obvious areas that typically result with high arc flash hazards. When we walk through a facility for the first time, we will notice these areas and immediately realize that we may soon be applying a sticker indicating a high arc flash value. Where are... 
by Jeff Kershner | Nov 6, 2020 | Evaluations, Labeling
The latest edition of NFPA 70E (2021) does not specify “where” the label must go (nor have previous versions). It only indicates which type of equipment must receive a label and what must be on the label. Even with this guidance there are still many questions.... by Jeff Kershner | Nov 3, 2020 | Evaluations, Labeling, PPE
We have had customers ask about the blast pressure above 40 cal/cm^2. We’ve heard that being in an arc flash of this size will cause instant death from the blast pressure or an arc flash of this size will result in a closed casket instead of an open casket. We...