But all that was nearly gone in a flash. A high voltage electrical panel Rod was working on last month arc-flashed, sending 480 volts straight into his body.

But all that was nearly gone in a flash. A high voltage electrical panel Rod was working on last month arc-flashed, sending 480 volts straight into his body.

Now, utilities will have to review arc flash on distribution secondary equipment. The two main changes are at 480 V for metering and spot networks. To address these issues, EPRI research in 2011 ...