RTCR 497: 2018 Materiales Eléctricos. Tableros y disyuntores termomagnéticos, interruptores de uso general, tomacorrientes, enchufes y conectores de cordón, para ser usados con tensiones hasta de 1000 v. especificaciones (Costa Rican Technical Regulation (RTCR) No. 497:2018: Electrical Accessories. Panel boards and thermal-magnetic circuit breakers, general-use switches, sockets, plugs and cord connectors for use up to 1000 V; specifications). (21 pages, in Spanish)
The purpose of the notified regulation is to establish safety requirements to prevent safety hazards for people and their property, subject to proper installation and use. It applies to the use of panel boards and thermal-magnetic circuit breakers, general-use switches, sockets, plugs and cord connectors, for use up to 1000 V, in electrical installations in residential, commercial and hospital structures.