Which type of cables should be used for medium-power network-powered broadband communication circuits located outside a building?

Prepare for the Arizona Contractor License – Low Voltage Communication Systems (CR-67) with questions and explanations. Boost your confidence and ace your exam!

The selection of cables for medium-power network-powered broadband communication circuits that are installed outside a building is crucial for ensuring safety and functionality. Type BMU, BM, or BMR cables are designed specifically for outdoor use and offer the necessary durability and protection against environmental factors such as moisture, temperature fluctuations, and UV exposure.

These cable types typically feature shielding and insulation suitable for outdoor environments, which helps to prevent signal loss and maintain performance across distances. Additionally, they are built to handle the electrical demands of medium-power applications, ensuring that data transmission remains reliable and efficient.

Other types of cables may not possess the same level of protection or might be intended for indoor use only. This makes them less suitable for outdoor installation, where they could degrade over time or fail to deliver power effectively in a medium-power scenario. Hence, choosing Type BMU, BM, or BMR cables for this application maximizes network reliability and safety when the circuits are located outside.

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