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What is the minimum arc rating of category three ppe

Assignment Help Electrical Engineering
Reference no: EM131276210

Question 1
What is the minimum Arc Rating of Category 3 PPE?

a) 4 cal/cm2
b) 8 cal/cm2
c) 40 cal/cm2
d) 1.2 cal/cm2
e) 25 cal/cm2

Question 2
Heavy duty gloves are acceptable for all categories of arc flash personal protective equipment.

a) True
b) False

Question 3

1926_VACU-Break Switch.jpg

Your electrician is going to do some trouble shooting on this switch using a voltage meter. The switch is fixed to the wall.
What is the Limited Approach Boundary for this equipment?

a) 5 feet
b) Not specified
c) 8 feet
d) 3 feet 6 inches

Question 4
What is the Arc Flash PPE required when operating a 5kV metal-clad switchgear?

a) Category 4
b) Category 2
c) Category 3
d) Category 1

Question 5

1503_Motor Control Center.jpg

Your electrician is going to do some trouble shooting on this motor control center using a voltage meter. The motor control center is a fixed circuit.
What is the Restricted Approach Boundary for this equipment?

a) 1 foot
b) 5 feet
c) 10 feet
d) 3 feet 6 inches

Question 6

1503_Motor Control Center.jpg

Your electrician is going to do some trouble shooting on this motor control center using a voltage meter.
What is the Arc Flash Boundary for this equipment?

a) 14 feet
b) 20 feet
c) 5 feet
d) 19 inches
e) 3 feet

Question 7

1503_Motor Control Center.jpg

Your electrician is going to do some trouble shooting on this a motor control center using a voltage meter.
What is the Arc Flash PPE requirement for this equipment?

a) Category 4
b) Category 3
c) Category 1
d) Category 2

Question 8
What is the Arc Flash Boundary to observe when operating a 5kV metal-clad switchgear?

a) 14 feet
b) 5 feet
c) 3 feet
d) 20 feet
e) 40 feet

Question 9
What is the Limited Approach Boundary to observe when operating a fixed 5kV metal-clad switchgear?

a) 5 feet
b) 40 feet
c) 3 feet
d) 14 feet
e) 20 feet

Question 10

1503_Motor Control Center.jpg

Your electrician is going to do some trouble shooting on this motor control center using a voltage meter. The motor control center is a fixed circuit.
What is the Limited Approach Boundary for this equipment?

a) 1 foot
b) 10 feet
c) 5 feet
d) 3 feet 6 inches

Reference no: EM131276210

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