Equipment grounding purpose Flashcards
1
Q
What does equipment grounding involve?
A
Involves connecting all metal parts of an electrical system, not normally carrying current, to earth ground
2
Q
What are some of the examples for equipment grounding?
A
Metal conduit, raceways, enclosures, and transformer cases
3
Q
How do you ground metal equipment?
A
By connecting metal parts to a ground bus using approved grounding conductors
4
Q
How is the ground bus tied?
A
It is tied to a grounding electrode driven into the ground
5
Q
What does ground equipment do?
A
Limits voltage between metal parts of system/ground earth to a safe level; reduces risk of shock
