013860-000000-0000001 Scope and Object
1.1 These requirements cover Flexible Bus Systems having ratings up to 1000 V.
1.2 These requirements cover equipment intended for use only in ordinary locations (locations other than those identified as “Hazardous” or “Classified Locations”).
1.3 These requirements cover Flexible Bus Systems for installation above ground for indoor use and outdoor use, installed under engineering supervision.
1.4 Flexible bus systems that are intended for use through fire rated assemblies are additionally evaluated to the Standard for Fire Tests of Penetration Firestops, UL 1479.
1.5 These requirements cover the use of flexible bus systems in Other Spaces Used for Environmental Air (Plenums) as provided in 300.22 (c) of NFPA 70®, National Electrical Code® (NEC®).
1.6 These requirements do not cover Cablebus, which are covered by Article 370 of the National Electrical Code (NEC), NFPA 70, or Busways, which are covered by UL 857 and Article 368 of the National Electrical Code (NEC), NFPA 70.