0, and the track sections shall be securely coupled to maintain

continuity of the circuitry, polarization, and grounding throughout. ARTICLE 422 - APPLIANCES A. General 422-1. Scope. This article covers electric appliances used in any occupancy. 422-2. Live Parts. Appliances shall have no live parts normally exposed to contact. 70-352 NATIONAL ELECTRICAL CODE Exception: Toasters, grills, or other appliances in which the currentcarrying parts at high temperatures are necessarily exposed. 422-3. Other Articles. All requirements of this Code shall apply where applicable. Appliances for use in hazardous (classified) locations shall comply with Articles 500 through 517. The requirements of Article 430 shall apply to the installation of motoroperated appliances and the requirements of Article 440 shall apply to the installation of appliances containing hermetic refrigerant motorcompressor(s), except as specifically amended in this article. B. Branch-Circuit Requirements 422-4. Branch-Circuit Sizing. This section specifies sizes of conductors capable of carrying appliance current without overheating under the conditions specified. This section shall not apply to conductors that form an integral part of an appliance. (a) Individual Circuits. The rating of an individual branch circuit shall not be less than the marked rating of the appliance or the marked rating of an appliance having combined loads as provided in Section 422-32. Exception No. 1: For motor-operated appliances not having a marked rating, the branch-circuit size shall be in accordance with Part B of