Which of the following is not a document typically required for electrical installations?

The correct choice is the Usage Manuals because they are not typically required as part of the documentation for the installation process itself. Usage manuals serve as instructions for the end-user on how to operate and maintain the installed electrical systems or equipment. They are important for user education but do not pertain to the legal or regulatory aspects of the installation.

In contrast, Compliance Certificates, Installation Permits, and Inspection Reports are all critical documents required during electrical installations. Compliance Certificates validate that the installation meets all relevant codes and standards, ensuring safety and legality. Installation Permits are necessary to authorize the electrical work before it begins, confirming that local authorities have reviewed and approved the plans. Inspection Reports provide verification that the installation has been closely monitored and meets safety requirements upon completion. Together, these documents ensure that the electrical system is installed correctly, safely, and in accordance with local regulations.