What type of installations requires GFCI protection according to NEC?

GFCI (Ground Fault Circuit Interrupter) protection is crucial in specific areas and applications to prevent electrical shock hazards, especially in places where water is present. The National Electrical Code (NEC) emphasizes the importance of GFCI protection in various installations, and hydromassage tubs are particularly highlighted as requiring this type of protective device.

Hydromassage tubs involve not only the presence of water but also electrical components associated with their operation, such as pumps and heaters. These components must be protected by GFCI to ensure that if a ground fault occurs—such as water coming into contact with electrical parts—the GFCI can quickly disconnect the electrical supply, reducing the risk of shock. The NEC specifically mandates GFCI protection for hydromassage tubs and their associated electrical equipment to safeguard users from potential dangers.

Other installations may require GFCI protection as well, such as outdoor outlets and wet locations, but the direct mention of hydromassage tubs in NEC guidelines highlights their specific and unique need for such protection. Understanding the risks associated with mixing electricity and water is key to implementing safety measures effectively.