Switching devices should be at least what distance horizontally from the inside walls of a pool?

The correct response indicates that switching devices should be located at least 5 feet horizontally from the inside walls of a pool. This requirement is established to enhance safety standards in areas where electrical equipment may be exposed to water. The 5-foot distance serves as a critical buffer zone designed to minimize the risk of electrical shock or hazards associated with moisture in proximity to electrical devices.

This distance requirement aligns with the NEC's focus on protecting individuals from potential electrical hazards in wet environments. Adhering to this standard helps ensure that switching devices, which could inadvertently come into contact with water, are positioned at a sufficient distance to avoid any unsafe conditions. It is essential for the installation of these devices to be carried out in accordance with the NEC guidelines, reinforcing the importance of maintaining safe distances near swimming pools and similar environments.