Preferred Practices

Electrical Hazards

Arc Flash

100

Theme of Global Safety Day 2021


What is Back to Basics?

100

Number of qualified electrical personnel on an energized work permit

What is 2?

100

Sudden release of energy that occurs when energized conductors are shorted together.

What is an Arc Flash?


200

Type of permit to work on/near exposed and energized electrical equipment

What is an Electrical Hot Work Permit?

200

Process to De-Energize Electrical Equipment

What is LOTO?

200

Temperature that Arc Flashes can reach

20,000 C

or

35,000 F

300

Units for measuring Incident Energy.

What are cal/cm2?

300

Testing, Troubleshooting and Voltage Measurement on Energized Equipment requires an Electrical Work Permit.

True or False?


What is False?

300

2 of the 3 Factors that the severity of Arc Flash Injury depend on

1. Power

2. Distance
3. Time

400

Standard that provides requirements to execute work near Electrical Equipment

What is Standard OEPP-075 Electrical Safe Work Preferred Practice?


400

Assessment to be completed before performing Energized Electrical work

What is Shock and Arc Flash Risk Analysis?

400

Type of Clothing that should NOT be worn when dealing with Arc Flash

What is Synthetic (acetate, nylon, polyester, polyproylene or spandex)?