Are You Sure You Have No Energy? tolokonov/iStock/Thinkstock

Are You Sure You Have No Energy?

The key to full de-energization is making sure you understand the major processes of the equipment.

Is the equipment you’re about to work on really de-energized? How do you know? Did you flip a breaker and the light went off? Maybe you looked at the electrical drawings and verified with your DMM that the supply breaker is off. But this doesn’t necessarily mean the equipment is de-energized.

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