B. Verify that electrical installation may be made in complete accordance with all pertinent codes and regulations and the original design.

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1 SECTION LIGHTING PART 1 - GENERAL 1.01 General Conditions 1.02 Scope 1. The General Conditions, Supplementary General Conditions, Special Conditions, Alternates, Addenda, Applicable Drawings and the Technical Specifications herein shall apply to all work under this section. 2. Lighting for additions and remodels to existing schools shall include a full lighting retrofit, or the lighting shall be made to match as closely as possible the existing lights (As to type of replacement bulbs). A. Furnish and install lighting fixtures complete with lamps at all lighting outlets shown on the drawings. Each fixture type shall be in accordance with the light fixture schedule on the drawings. Fixtures shall not be installed until work of other trades in the vicinity will not result in damage to the fixtures. Nicks and scratches on the exposed surfaces of the fixtures shall be repaired using the same methods and materials as the original. All single outlets shall be symmetrically located in each room. Where two or more outlets occur, they shall be spaced uniformly in straight lines with each other. All outlet boxes except those for recessed lighting fixtures shall be flush with the final surface finish. Each fixture shall be lamped per the fixture schedule Standards A. Type of fixtures and other lighting equipment are specified by description and manufacturer's catalog numbers, keyed to symbols on drawings, (T-1, T-2, etc.) at each outlet. These fixtures have been selected as suitable to conform with the architectural pattern for each area with respect to light distribution, characteristics and finish of fixtures, proper fittings, mounting facilities and maintenance features. B. Verify that electrical installation may be made in complete accordance with all pertinent codes and regulations and the original design. LIGHTING 16500/1

2 C. In the event of discrepancy, immediately notify the architect. Do not proceed with installation in area of discrepancy until all such discrepancies have been fully resolved. D. The data indicated on the drawings and in the specifications are as exact as could be secured, but their absolute accuracy is not guaranteed. Exact locations, distances, levels and other conditions will be governed by job decisions of the architect. E. Electrical Contractor to furnish and install sheet rock fire enclosures for all recessed fixtures in fire rated ceilings. See Architectural Drawings for locations of rated ceilings. F. Where a fixture type designation may have been omitted from the plans, it shall be the responsibility of the electrical contract bidder to contact the engineer in writing prior to the bid opening and determine which fixture type is intended at the location in question. G. If the bidder fails to comply with this requirement, they shall furnish and install fixtures as instructed by the Architect without additional cost to the Owner. No allowance will be made on behalf of the contractor who fails to comply with this requirement. PART 2 - PRODUCTS 2.01 Lighting Fixtures A. All fluorescent lighting fixtures shall be equipped with electronic ballasts as called for in the fixture schedule. All ballasts shall be externally and individually fused. Each fixture manufacturer shall certify and guarantee their fixture equipped with the above ballasts to operate satisfactorily at 30 degrees C ambient, rated voltage and mounted as indicated in schedules on drawings. Fluorescent lighting fixture manufacturers furnishing fixtures under these specifications shall furnish upon request certified test reports from an independent testing laboratory showing ballast case operating temperature of fixture when tested under UL conditions for labeling approval. Sound emission LIGHTING 16500/2

3 shall not exceed that of similar type ballasts. B. Furnish Quiet, Energy Saving Type, and Multiple Lamp Electronic Ballasts with sound rating "A" for all T-8 Lamps. Total harmonic distortion has to be less than 10%. (For additions to existing facilities, strong consideration shall be given to the type of ballasts existing in the facility. If it is not possible to do this, the entire school shall be retrofitted to meet currant energy codes). C. High intensity discharge lighting fixtures shall be equipped with constant wattage type ballasts as manufactured by General Electric, Universal, Advance or Jefferson. All ballasts shall be high power factor. All high intensity discharge and fluorescent ballasts used in conjunction with outdoor mounted fixtures such as canopies, covered walks, post lights, floodlights, etc., shall be capable of starting the lamps at minus 20 degrees F temperature. Operating voltage shall be 277 volts or as noted in the schedules. D. Furnish surface type fixtures with end plates attached to side panels on inside with beveled corners for neat appearance and when mounted in continuous rows they will have a smooth surface for cleaning. E. Each recessed fixture located in a plastered ceiling shall be equipped with plaster frame and support channels around opening, securely supported from ceiling structural members. Support from toggle bolts through gyp-board or plaster will not be acceptable. F. Unless otherwise noted in schedule all plastic lenses for use with lighting fixtures shall be of the 100 percent virgin acrylic meeting the ASTM specifications for methacrylate molding compounds D T. G. Doors shall be capable of hinging from either side and baffled to prevent leakage of light around the door frame edges. H. Finish of fixture shall be Deluxe white enamel having reflectance of not less than.85%, unless otherwise specified in fixture schedule. I. Furnish all fixtures of a certain type from the same manufacturer and catalog number. LIGHTING 16500/3

4 2.02 Lamps J. Cord connected fluorescent fixtures shall not be less than 1/2" from combustible materials and shall be grounded. The cord must be visible over its entire length and terminate at the outer end of the cord in a grounding type attachment plug. K. Furnish flange type recessed fixtures with gasketed seal between flange and ceiling to prevent light leakage or bug entry. L. Remove all exposed labels from fixtures. M. The contractor shall provide a spare parabolic louver, acrylic diffuser and/or glass for each light fixture type and one additional unit for each ten (10) fixtures. The quantity of any single type shall not exceed ten (10). A. All lamps shall be as manufactured by G.E., Philips or Osram/Sylvania, and shall be new at the time of final inspection, no other lamp manufacturers will be approved. Unless noted otherwise in schedules, fluorescent lamps shall be energy efficient type T-8 or biax lamps. Lamps to be installed per the fixture schedule. All lamps to be delivered to the job in original unbroken cartons. See fixture schedule lamp column. Maintain the 3500 o K color temperature and CRI listing in all lamp types. All lamps shall meet EPA hazardous waste requirements and pass the Toxic Characteristic Leaching Procedure (TCLP) hazardous waste test, EPACT and green lights standards for lamp disposal FLUORESCENT LAMP BALLASTS A. Description: Include the following features, unless otherwise indicated: 1. Designed for type and quantity of lamps indicated at full light output, unless 1.2 BF is specified. a. Linear Electronic Ballasts: full light output is defined as.88 BF. b. Linear Magnetic Ballasts: full light output is defined as.95 BF. c. Compact Fluorescent Ballasts: full light output is defined as 1.0 BF. 2. Interference: Comply with 47 CFR, Chapter 1, Part 18, Subpart C, for limitations on electromagnetic and radio-frequency interference for non-consumer equipment. B. Electronic ballasts (non-dimming) for linear lamps shall include the following features, LIGHTING 16500/4

5 unless otherwise indicated: 1. Comply with NEMA C Ballast Type: Programmed start with two-step lamp starting to extend life of frequently started lamps; if not available from any manufacturer, provide rapid start. 3. Sound Rating: A. 4. Total harmonic distortion rating of less than 20 percent according to NEMA C Transient Voltage Protection: IEEE C62.41, Category A. 6. Operating Frequency: 20 khz or higher. 7. Lamp Current Crest Factor: Less than Parallel Lamp Circuits: Multiple lamp ballasts connected to maintain full light output on surviving lamps if one or more lamps fail. C. Ballasts for compact fluorescent lamps in recessed fixtures shall have the following features, unless otherwise indicated: 1. Type: Electronic. 2. Power Factor: 90 percent, minimum. 3. Flicker: Less than 5 percent. 4. Lamp Current Crest Factor: Less than Electronic Ballast Operating Frequency: 20 khz or higher. 6. Lamp end-of-life detection and shutdown circuit. 7. Transient Protection: Comply with IEEE C62.41 for Category A1 locations. D. Ballasts for compact lamps in non-recessed fixtures shall include the following features, unless otherwise indicated: 1. Power Factor: 90 percent, minimum. 2. Ballast Coil Temperature: 65 deg C, maximum. 3. Transient Protection: Comply with IEEE C62.41 for Category A1 locations. E. Ballasts for dimmer-controlled fixtures shall comply with general and fixture-related requirements above for electronic ballasts and the following features: 1. Dimming Range: 100 to 5 percent of rated lamp lumens, unless specifically indicated otherwise. 2. Ballast Input Watts: Can be reduced from 100 to 20 percent of normal as it dims. 3. Compatibility: Certified by manufacturer for use with specific dimming system indicated. LIGHTING 16500/5

6 F. Ballasts for Low-Temperature Environments: 1. Temperatures 0 deg F (Minus 17 deg C) and Higher: Electronic or electromagnetic type rated for 0 deg F (Minus 17 deg C) starting temperature. 2. Temperatures minus 20 deg F (Minus 29 deg C) and Higher: Electromagnetic type designed for use with high-output lamps HIGH-INTENSITY-DISCHARGE LAMP BALLASTS A. General: Comply with NEMA C82.4 and UL Shall include the following features, unless otherwise indicated. 1. Type: Constant-wattage autotransformer, pulse start, or regulating high-power-factor type. 2. Minimum Starting Temperature: Minus 22 deg F (Minus 30 deg C) for single-lamp ballasts. 3. Normal Ambient Operating Temperature: 104 deg F40 deg C. 4. Open-circuit operation that will not reduce average life. PART 3 - EXECUTION 3.01 Installation A. Coordinate the installation of electrical items with the schedule for work of other trades to prevent unnecessary delays in the total work. B. Where lighting fixtures and other electrical items are shown in conflict with locations of structural members and mechanical or other equipment, furnish and install required supports and wiring to clear the encroachment. C. This section sub-contractor shall frame all openings for recessed fixtures. LIGHTING 16500/6

7 D. Where shown on drawings, mount surface fixtures in continuous rows with proper connecting links and end plates. Fixtures shall be ceiling mounted with tomic type 707 hangers with bolt extending through the ceiling and wing type nuts used throughout. Provide (2) bolts for each 12" wide fixture and (4) bolts for each 24" wide fixture. E. Fixture Support: (1) All fixtures shall be supported from structural members of building not by ceiling grid system where suspended or from wires suspending the ceiling grid system. (2) All fixtures installed on stems over 12" shall have swivels. (3) It shall be the responsibility of the electrical contractor to supply and install the necessary equipment for the hanging of light fixtures (support at each corner of the fixture) independent of the ceiling, regardless of the type of ceiling or requirements. When laid in or hung in a suspended ceiling, they may negotiate with the ceiling contractor to add additional wires at each end of the fixture to hang them independent of the ceiling. This must be followed regardless of the type of ceiling or requirements. Each point provided for light fixture support shall be capable of holding 200lb. and shall not be attached to the ceiling or wall material. All surface mounted fixtures shall be supported from a structural channel. Suspended 2' x 4' fixtures shall be supported on all four corners with stem and canopy sets as described in fixture schedule. F. Contractor shall submit a complete list of all fixtures, showing illustrations and descriptions of fixtures for approval before ordering, in accordance with General Conditions of this specification. Fixture mounting types must be checked against the ceiling types by the contractor prior to placing order. Coordinate with Architectural Drawings and ceiling schedules. G. Meet at least twice with the ceiling contractor; once for the coordination of all ceiling types and the specified light fixtures to fulfill the requirements of the above paragraph; second, a meeting shall be held at the project site prior to LIGHTING 16500/7

8 3.02 Testing installing the ceiling to coordinate the fixture layout in each area and to determine if the height will allow the installation of the fixture. If a conflict occurs with the layout or depth, the engineer shall be contacted immediately, so the conditions can be adjusted. A letter confirming the first meeting, shall accompany the second meeting and shall be sent to the engineer. A. Upon completion of this portion of the work, furnish all personnel operating instructions and conduct all tests required to secure approval of the installation from all agencies having jurisdiction. B. All systems shall test free from short circuits and grounds, shall be free from mechanical and electrical defects, and shall show an insulation resistance between phase conductors and ground of not less than that required by the NEC. All systems shall show proper neutral connections Cleaning Up A. Upon completion of all installations, lamping, and testing, thoroughly inspect all exposed portions of the electrical installation and completely remove all exposed labels, soil markings, and foreign materials. Wash all acrylic plastic lens in an anti-static bath just prior to final inspection and building occupancy. END OF SECTION LIGHTING 16500/8