The two kinds of current
What is DC and AC?
One of the common causes of electrical injuries
What is;
drilling, defective tools, failure to maintain, failure to de-energize
The first hierarchy of control
What is elimination
Flows in a loop or curcuit
What is current
The circuit that allows a chance to let go
What is AC
What is 5 milliamps
The process of de-energizing equipment and taking control of the source with a lock to verify it remains off.
What is lock out tag out (elimination)
What is 2
The number of annual deaths due to electrocution
what is 600
Short circuit resulting in a large amount of current at an arcing point
What is arc flash
Fuses, circuit breakers, and ground fault circuit interrupters are all examples of these
What are electrical protective devices
The type of bulbs that do not require a guard in temporary lighting
What is LED
Anything running off of an outlet is
What is AC
The four main types of electrical injuries
What are;
electrocution, electrical shock, falls, burns
Using remote tools to remove personnel from arc flash zone
What are engineering controls
One of the causes of electrical arc flash
What is faulty equipment
The five parts of AC current
What are
- electrical source
- Hot wire
- The tool
- Neutral wire
- Ground
The three arc boundaries
Limited approach
Restricted Approach
Arc Flash Boundary
The approved type of cords
What are heavy duty 3 wire configuration 12 gauge or larger
The entity that gives us guidelines when you can't de-energize or engineer
What is NFPA 70e