What is the primary purpose of a connection diagram?

The primary purpose of a connection diagram is to show internal wiring connections. This type of diagram provides a clear visual representation of how different components are interconnected within a system or circuit. By detailing each connection, it allows electricians and technicians to understand how electricity flows through the system, which is vital for installation, troubleshooting, and maintenance tasks.

Connection diagrams often highlight the specific points where wires connect to various devices, such as switches, relays, or outlets, facilitating easier identification of components and their relationships. This clarity ensures that anyone working on the electrical system can accurately follow the wiring paths and maintain the system's integrity.

While safety precautions, circuit theory, and power ratings are important aspects of electrical work, they do not specifically pertain to the detailed mapping of connections among components, which is the main focus of a connection diagram. Understanding these connections is crucial for effective electrical system management and compliance with codes and standards.