Lighting Product

ATLApproach Threshold LightCompliances:FAA AC 150/5345-46: L-850EICAO Annex 14USAF Regulation 88-14USN NAVAIR 51-50AAA-2NATO STANAG 3316AIRPORT LIGHTING PRODUCTSATLApplicationsThe ATL is a high intensityunidirectional inset runway thresholdlight. This light is typically used as agreen threshold light with a 185 wattlamp. The main beam may be straightor toed-in 3.5 degrees toward therunway centerline. The ATL may beused as a red end of runway light andas a red stopbar light.Features• Proven reliability• Variety of mounting methods• Optional high strength castingapproximately double the tensilestrength of ductile iron• Optional metallic-ceramic coatingfor increased corrosion resistanceApplication Notes• Sectional Class I bases may berequired for proper installation.• Size C ATL will also mount on aFAA-L867D base for special applications.• Size B fixtures require that thebases be installed with any twoopposite mounting bolt holesparallel to the runway centerline.Ordering InformationHow to Order: To the basic catalognumber, add the letter to matchthe base size to be installed. Adddesignations for the lamp wattage andcolor. Complete the catalog numberwith a symbol to determine the opticalbeam toe-in.Fixture Type:Number of Leads:Base Size:B = 11.25-Inch Bolt CircleC = 14.25-Inch Bolt CircleLamp Wattage:115 = 115W185 = 185W200 = 200WColor/Color*:C = ClearG = GreenR = RedY = Yellow8 5 0 E 1 — —Beam Orientation:L = Left Toe-inR = Right Toe-inS = StraightOptions:NM = High Strength CastingCR = Corrosion Resistant CoatingExample: An 850E1-B-185-G-L is aunidirectional threshold light with leftbeam toe-in using a 185 watt lamp.It mounts on an 11.25-inch bolt circlebase. There is one lead to plug into a200 watt isolation transformer.— — —Beam Orientation* Use 115 watts for VFRapproaches only. Use 185watts for all red lights andprecision approaches.LeftToe-inRunwayCenterlineRightToe-in1.22www.chalp.com