Type TC Control Cable is for use in industrial power or control circuits where small diameter, flame retardant cables are desired. Primary installations include cable trays, raceways, and outdoor locations where supported by a messenger wire. Type TC is also listed for direct burial and for use in Class 1, Division 2 hazardous  locations and Class 1 control circuits. Conductors may be used at temperatures not to exceed 75°C in wet locations or 90°C in dry locations.