Which symbol represents the NEMA or industry standard symbol for a fuse?

The symbol representing the NEMA or industry standard for a fuse is identified as Location II in schematic diagrams. The NEMA (National Electrical Manufacturers Association) established these symbols to standardize the representation of electrical components, making it easier for professionals to interpret electrical schematics and plans consistently.

Location II specifically denotes the fuse symbol, which is crucial for understanding how fuses are integrated into electrical systems. Fuses serve as protective devices that interrupt current flow when overloaded, hence their correct identification in electrical plans is essential for safety and functionality.

The other locations do not correspond to the fuse symbol. They represent different components or types of devices in electrical schematics. Understanding these designations helps electricians and engineers quickly identify necessary components and ensure they are following the correct standards in their work.