Light Fixtures. Incandescent, PL and fluorescent light fixtures shall be supplied and installed as shown in the drawings. Major types of fixtures are as briefly described below. All fixtures described shall be of an approved manufacture indicated in the article N-52 Brand of manufacturers. If fixtures of an alternate manufacture are offered, sufficient testimony must be provided to substantiate its equality with the product recommended. a. Fluorescent fixtures shall generally be surface mounted with 1x36 W, or 2x36 W energy efficient fluorescent tubes with good colour rendering qualities with sturdy, corrosion free metal body and mounting channel with required type of reflectors, diffusers or optical assemblies. High quality, low loss, high accuracy current ballast and chokes shall feature copper windings. A capacitor shall be included in the fixture to maintain power factor 0.8 lagging. High quality starters shall be of an approved manufacturer capable of generating adequate voltage to quickly ignite the type of tube used. A glow-switch and a radio interference suppressor capacitor shall be built into the starter assembly, which shall be moulded from high quality white polycarbonate canister with good insulation characteristics. b. Ceiling compact fluorescent lamp luminaries in single or multi-configuration shall generally be 200 mm dia. clear glass spheres with ballast, pin holders even light diffusion characteristics housed in a non-corrosive sturdy spun metal body. An 11W CFL lamp or as recommend by the owner/Engineer for sufficient lumens shall be used with such fixtures. c. Wall fixtures shall generally be decorative light fixtures compatible with interior decor. The fixtures shall be 200 mm dia. frosted sphere and shall have one 9/11 W PL lamps as shown in the drawings. The lamps shall be consoled in a high quality of decorative glass fixture. The housing shall be of sturdy non-corrosive spun metal (brass). d. Light fixtures used for outdoor application either as Bulk head lights fixtures shall be integrally weatherproof with rubber gaskets or other approved means to exclude entry of water.
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Sources: Contract Agreement, Procurement Agreement, Contract Agreement