Dielectric strength testing for safety can be done with a DC or AC test voltage (the peak AC voltage being equal to the steady state DC voltage). The insulation must withstand this voltage for 60 ...

There are two basic names for shoes that have some protection from electrical shock: Dielectric (DI) and Electrical Hazard (EH) rated. The differences between the standards are not usually understood, ...

Hand protection has evolved significantly since metal and rail workers first used gloves stitched from animal hide to guard against cuts and burns. Today, gloves are designed to protect against ...

Surge protection for an electrical panel controls how transient voltages enter and spread through branch circuits inside the ...

ANNISTON ARMY DEPOT, Ala. -- We rely on electrical power to keep our workplaces and homes operating day and night. Electricity provides heat, light and energy, but, as useful as electricity is, we ...

Flipping a light switch. Plugging in a coffeemaker. Charging a laptop or iPhone. These actions are second nature for most of us. Electricity makes our lives easier, but its potential for shock and ...

An electrocution is an event in which a person dies from receiving an electric shock or series of shocks. In 2020, 126 workers were electrocuted. Many people who receive a shock seem unharmed. That ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...

Electrical safety testing has been around for almost a century, and safety agencies have been testing and certifying products for almost as long. Electrical and electronic products have changed ...