Resolución 2535: adopta el Código Eléctrico Nacional, versión 1993. (Sustituye el Anejo A del Reglamento 4435)

424-96. Connection to Branch-Circuit Conductors. (a) General. Heating panels or heating panel sets assembled together in the field to form a heating installation in one room or area shall be connected in accordance with the manufacturer's instructions. (b) Heating Panels. Heating panels shall be connected to branch-circuit wiring by an approved wiring method. (c) Heating Panel Sets. (1) Heating panel sets shall be connected to branch-circuit wiring by a method identified as being suitable for the purpose. (2) A heating panel set provided with terminal junction assembly shall be permitted to have the nonheating leads attached at the time of installation in accordance with the manufacturer's instructions. 424-97. Nonheating Leads. Excess nonheating leads of heating panels or heating panel sets shall be permitted to be cut to the required length. They shall meet the installation requirements of the wiring method employed in accordance with Section 424-96. Nonheating leads shall be an integral part of a heating panel and a heating panel set and shall not be subjected to the ampacity requirements of Section 424-3(b) for branch circuits. 424-98. Installation in Concrete or Poured Masonry. (a) Maximum Heated Area. Heating panels or heating panel sets shall not exceed 33 watts per square foot (0.093 sq m) of heated area. (b) Secured in Place and Identified as Suitable. Heating panels or heating panel sets shall be secured in place by means specified in the manufacturer's instructions and identified as suitable for the installation.