Intro to NEC 3.3.1
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Question 1 of 18
1. Question
Match the bonding term to the definition. (Drag and drop.)
Sort elements
- Bonding conductor or jumper
- Main bonding jumper
- System bonding jumper
- Supply-side bonding jumper
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A reliable conductor to ensure the required electrical conductivity between metal parts required to be electrically connected.
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The connection between the grounded circuit conductor and the equipment grounding conductor at the service.
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The connection between the grounded circuit conductor and the supply-side bonding jumper, or the equipment grounding conductor, or both, at a separately derived system.
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A conductor installed on the supply side of a service or within a service equipment enclosure(s), or for a separately derived system, that ensures the required electrical conductivity between metal parts required to be electrically conencted.
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Question 2 of 18
2. Question
See the graphic below. Choose the best answer.
If numbers 1 and 2 are feeders, and this panel is the origin of a separately derived system, this panel must have ___________ .
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Question 3 of 18
3. Question
See the graphic below. Choose the best answer.
If numbers 1 and 2 are service conductors, this panel must have ___________ .
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Question 4 of 18
4. Question
See the graphic below. Choose the best answer.
If numbers 1 and 2 are feeders, and this panel is NOT the the origin of a separately derived system, this panel must have ___________ .
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Question 5 of 18
5. Question
See the graphic below. Choose the best answer.
If this panel is a service panel or the start of a separately-derived-system panel, then 3 is a ________ .
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Question 6 of 18
6. Question
See the graphic below. Choose the best answer.
If this panel is not a service panel and is not the start of a separately-derived-system panel, then 3 is a ________ .
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Question 7 of 18
7. Question
See the graphic below. Choose the best answer.
The neutral bus, aka neutral bar, is designated with number ____ .
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Question 8 of 18
8. Question
See the graphic below. Choose the best answer.
The equipment grounding bus, aka grounding bar, is designated with number ____ .
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Question 9 of 18
9. Question
See the graphic below. Choose the best answer.
Assuming this panel is the start of a separately derived system, then 6 is a ______.
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Question 10 of 18
10. Question
See the graphic below. Choose the best answer.
Assuming this panel is a service panel, then 6 represents a _______ .
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Question 11 of 18
11. Question
See the graphic below. Choose the best answer.
Assuming this panel is NOT a service panel and is NOT the start of a separately derived system, _____ .
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Question 12 of 18
12. Question
See the graphic below. Choose the best answer.
Assuming this panel is a service panel, match the number to the part.
Sort elements
- 3
- 4
- 6
- 7
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supply-side bonding jumper (SSBJ)
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neutral bus/neutral bar
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main bonding jumper (MBJ)
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equipment grounding bus/bar
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Question 13 of 18
13. Question
See the graphic below. Choose the best answer.
Assuming this panel is the origin for a separately derived system, then 6 represents a main bonding jumper .
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Question 14 of 18
14. Question
When looking up bonding definitions in Article – 100, it is helpful to remember many of them are “comma” definitions. This means the words are out of order in the listing, for example bonding jumper, main, for main bonding jumper. This means for the definition for MBJ, you would need to look in the “B”s not the “M”s.
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Question 15 of 18
15. Question
Fill in the blank.
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Most of the bonding definitions covered in this presentation were Article – 100 definitions. This means these terms appear in or more articles in the NEC.
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Question 16 of 18
16. Question
One of the bonding definitions we discussed at length is the article-specific definition known as a ____ .
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Question 17 of 18
17. Question
Supply-side bonding jumper is defined where?
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Question 18 of 18
18. Question
Fill in the blank.
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One of the most-used articles in the NEC is Article 250. What is the title of Article 250?
Article 250 –
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