By Thaddeus W. Fowler, Karen K. Miles
This guide describes the risks of electric paintings and uncomplicated methods to operating accurately. It information talents that will help you realize, evaluation and keep watch over electric risks.
Read Online or Download Electrical Safety: Safety and Health For Electrical Trades. Student Manual PDF
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Extra resources for Electrical Safety: Safety and Health For Electrical Trades. Student Manual
Workers who perform lock-out/tag-out must be trained and authorized to repair and maintain electrical equipment. A lockedout switch or feeder panel prevents others from turning on a circuit. The tag informs other workers of your action.
He worked as a meter technician during normal working hours and as a lineman during unplanned outages. One evening, he was called to repair a residential power outage. By the time he arrived at the site of the outage, he had already worked 2 hours of overtime and worked 14 straight hours the day before. At the site, a tree limb had fallen across an overhead powerline. The neutral wire in the line was severed, and the two energized 120-volt wires were disconnected. The worker removed the tree limb and climbed up a power pole to reconnect the three wires.
Before you begin work, you must test the circuit to make sure it is de-energized. Always test a circuit to make sure it is de-energized before working on it. Section 7 Lock-out/tag-out saves lives. Page 37 S A F E T Y M O D E L S TA G E 3 — C O N T R O L L I N G Lock-Out/Tag-Out Checklist Lock-out/tag-out is an essential safety procedure that protects workers from injury while working on or near electrical circuits and equipment. Lock-out involves applying a physical lock to the power source(s) of circuits and equipment after they have been shut off and de-energized.