National Electrical Code
Conductors and equipment covered by the National Electrical Code (NEC)—including prefabricated systems and installations—are required to be approved. NEC tables help Code users accurately apply the requirements. Rules that appear in tabular form and without exceptions provide precise values and information. Use of the tables requires gathering required information and determining the corresponding value within the applicable table.
Check your knowledge of audible and visible notification appliance requirements of the 2016 NFPA 72.
In fiber optics, color codes relay a lot of vital information. They help electrical contractors determine which fiber, cable or connector they are working with and ensure the installation is correct. How well do you know fiber optic color codes?
To comply with OSHA regulations and other standards such as NFPA 101, Life Safety Code, and NFPA 70, National Electrical Code, lighting installed in temporary and permanent locations has to meet specific safety requirements.
National Electrical Code
Article 100 of the National Electrical Code (NEC) contains definitions that are used in more than two articles of the Code. Several revisions in the 2017 version of the NEC include both new and revised definitions. Check your Code proficiency using defined terms. All answers are based on the 2017 NEC.
Many new requirements have been added in the codes and standards for carbon monoxide (CO) detection in the last few years. Test your knowledge of CO gas and detection requirements.
Safety professionals need a vast knowledge of safety regulations and standards, an understanding of electrical industry work and the communication skills to train all levels of employees. Staying up to date is necessary to deliver the safety message and provide assistance to company employees.
We’re all familiar with the usual ways to install fiber—trenching and burying cable or placing cable on poles outdoors and placing cables in trays or conduit indoors. But there are many other ways to install fiber optic cable that are sometimes easier and more economical. How familiar are you with those techniques?
Outside plant fiber optic networks are getting faster. Upgrading older cable plants to higher speeds or testing new installations to ensure they can support future needs requires testing fibers more extensively—a process called fiber characterization. How well do you understand it?
A lot has changed in NFPA 72 regarding fire alarm systems monitoring in the last two code cycles. Here is a chance to review your knowledge of the changes.