3A System Grounding

12345678
Across
  1. 2. is/are permitted to be grounded
  2. 5. An example of a system that is permitted to be grounded, but not required to be grounded, is a ___ system.
  3. 7. When a 120 to 12-volt, AC transformer is a component of a low-voltage lighting system, ___ secondary
  4. 8. States when a system is PERMITTED to be GROUNDED.
Down
  1. 1. The output conductors from a fluorescent ballast supplied from a 120-V circuit are ____ PERMITTED to be grounded.
  2. 3. A system where the grounded conductor is NOT connected to the neutral of the normal supply system is _______ DERIVED.
  3. 4. States when a system is NOT PERMITTED to be GROUNDED.
  4. 5. States when a system is REQUIRED to be GROUNDED.
  5. 6. Where installed as overhead conductors outside of a building, AC systems of less than 50 volts shall ____ grounded.