Code Hunter — Wind Power, 2017 NEC

Code Hunter - 2017 NEC Review
Reading Time: < 1 minute

To play this game, you need a sharp eye, a quick mind, and a 2017 National Electrical Code book.

(Fill-in-the-blank questions are looking for the exact words) used in the NEC).

1. For wind turbines connected to one- and two-family dwellings, turbine output circuits shall be permitted to have a maximum voltage up to __________ volts.
2. __________. The generating source, and all distribution equipment associated with it, that generates electricity from a source other than a utility-supplied service.
3. A plaque shall be installed at or adjacent to the turbine location providing basic instructions for __________ the turbine.
4. The output of each DC source shall have a readily accessible disconnecting means that is lockable in the open position and __________ the source.

Equipment grounding conductors or ______, as applicable, shall be required between turbines, towers, and the premises grounding system.

6. Tray cable is permitted to be used in wind turbines for down conductors.
7. Overcurrent protection for a transformer with sources on each side shall be provided in accordance with __________ by considering first one side of the transformer, then the other side of the transformer, as the primary.
8. A pole or tower is permitted to be used as a raceway for wind turbine conductors.
9. Guy wires used to support turbine towers shall not be required to be connected to a(n) ___ or to comply with the requirements of 250.110.
10. Open circuiting, short circuiting, or __________ shall be used to disable a turbine for installation and service.

Bonus Question

Is a wind turbine disconnecting means required to be at the nacelle or tower?