Lithonia Lighting 47547 TX A20 Premium Enclosed Aluminum Optical
For areas that require good vertical illumination with excellent glare control at low mounting heights. Ideal for general open areas, retail spaces, aisles and manufacturing areas. Certain airborne contaminants can diminish integrity of acrylic. Refer to Acrylic Environmental Compatibillity tables for suitable uses. Construction Housing: Rugged, heavy-duty, die-cast aluminum with white polyester powder finish. Electrical components horizontally opposed and heat-sinked to ballast housing for cooler operation. Optics Injection-molded virgin acrylic lens, fully fluted anodized aluminum reflector. Hinge and lens retainer latches facilitate tool-less removal for maintenance and cleaning. Totally enclosed, gasketed refractor and reflector inhibit the entrance of ambient contaminants. All distribution patterns are widespread. Electrical Ballast: All ballasts are 100% factory tested. HPS: constant wattage autotransformer, MH Super CWA Pulse Start ballast, 88% efficient and EISA legislation compliant, are required for 150-400W (must order SCWA option) for US shipments only. CSA, NOM or INTL required for probe start shipments outside the US. Socket: Vertically oriented mogul base PROTECTED EXCLUSIONARY base "PINK" socket with copper alloy nickel plated screw shell and center contact. For use with 'O' rated protected metal halide lamps only. Installation Pendant splice box: Removable cast-aluminum box slides on integral die-cast aluminum housing mounting flange and mounts to 3/4" pendant conduit prior to ballast housing installation. Matching wire access cover accepts RELOC¨ modular wiring. Complete assembly meets or exceeds UL 50- pound pull test. Optic mounting: Four 8-32 zinc-plated, tri-lobular, thread-rolling screws are arranged concentrically around the lamp socket. 16-gauge, galvanized steel support ring with matching keyhole pattern for vibration-resistant mounting.
