“Blue Ribbon” (BR) This UL listed non-jacketed flexible steel conduit has many universal wiring applications. It is often referred to as “Greenfield” or “Reduced Wall Flex”.
Construction:
Hot Dipped Galvanized Steel
Helically wound, formed strip
Reduced Wall Steel Gauge
Application: This conduit is intended for installation as a metal raceway for wires and cable in accordance with the NEC (ANSI/NFPA-70). Article 348.
Permitted to be used in exposed and concealed locations (Section 348.10)
For containment of 1000 volt and lower potential circuits (Unless otherwise permitted)
Grounding conductor requirement for flexible installations (Section 348.60)
Suitable as an equipment grounding conductor (Section 250.118(5))
Wiring in elevators, hoist ways and escalators (Section 620.21)
Limit on use of 3/8 inch trade size (Section 348.20)
Raceway connection to motors (Section 430.223)
Cranes and hoists (Section 610.11)
Manufactured Wiring Systems (Section 604.6(a))
Suitable for use with listed connectors intended for FMC (Flexible Metal Conduit)
Flexible metal conduit is also permitted for use on industrial machinery (ANSI/NFPA-79) (Section 14.5.4).
Markets: Construction, Fixture / AC Whips, Security, Utilities, Wastewater Treatment