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LIGHTING SYSTEM Section 16500 15-1207 5. Provide low temperature ballasts for outdoor and cold room applications. 6. Ballast shall be serviceable while fixture is in its normally installed position and not be mounted to removable reflectors or wireway covers unless so specified. 7. Each basic fluorescent fixture equipped with necessary number and type of ballast to operate only the lamps within the particular basic unit. Single -lamp fixtures contain one single -lamp ballast; two -lamp fixtures contain one two -lamp ballast; and four -lamp fixtures contain two -lamp ballast. Basic fluorescent fixtures containing three or four lamps internally wired to have the two outer lamps operated by a common ballast and the center lamp or lamps operated by the remaining ballast Slave/Master requirements. 8. Ballast for use with "PL" lamps shall be HIGH POWER FACTOR where available. 9. Ballast(s) in luminaire recessed in fire rated ceiling shall be approved for such use. 10. High Intensity Discharge (HID): HID lamp ballast shall have power factor of 90% of higher, premium constant wattage (regulator stabilized) type conforming to ANSI specifications and UL listed. Ballast shall be independent and with individual fuses. Use appropriate rated ballast in high ambient temperature application. Equip ballasts with individual fuses. B. Fluorescent luminaire lenses: 100 percent virgin acrylic; 0.125 -inch, pattern 12 except shown or specified otherwise. C. Equip exposed fluorescent lamps with safety lamp holders or wire guard. D. Provide lamps in all lighting fixtures as required; lamps shall be compatible with ballast supplied. Fluorescent lamps: G.E., Sylvania, Phillips or equal. E. Equip exposed fluorescent lamps with safety lamp holders or wire guard. F. Provide lamps in all lighting fixtures as required; lamps shall be compatible with ballast supplied. Fluorescent lamps: G.E., Sylvania, Phillips or equal. G. Fixtures and other lighting equipment. Deliver complete with suspension accessories, canopies, castings, sockets, holders, reflectors, ballasts, diffusing material, louvers, frames, and recessing boxes all wired and assembled. H. Hangers: Swivel -type to allow for free movement of 45 degrees from vertical at canopy and at luminaire housing. Steel tube hangers shall include a 1/1 6 -inch diameter galvanized wire cord or equivalent (100 -pound break strength) in stem assembly attached to luminaire housing and building structure. Attach loop with C-type tool applied compression splice. i. All metal halide lamp luminaries shall be the enclosed type with diffuser or lens to withstand an arc tube rupture. Louvers for fluorescent luminaires which are removable for relamping but no hinged shall be securely fastened near each end between the fixture housing and louvers using No. 16 jack Chain for louvers. PART 3 - EXECUTION 4