A5.3-Led Interior Lighting.pdf

BKTZ222001

04.12.24 LED INTERIOR LIGHTING 26 51 19 - 1

SECTION 26 51 19

LED INTERIOR LIGHTING

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section Includes:

1. Interior solid-state luminaires that use LED technology.

2. Lighting fixture supports.

B. Related Requirements:

1. Section "Wiring Devices" for automatic control of lighting, including time switches, photoelectric relays, occupancy sensors, and multipole lighting relays and contactors.

2. Section "Wiring Devices" for line voltage controls and wall-box dimmers.

1.3 DEFINITIONS

A. CCT: Correlated color temperature.

B. CRI: Color Rendering Index.

C. Fixture: See "Luminaire."

D. IP: International Protection or Ingress Protection Rating.

E. LED: Light-emitting diode.

F. Lumen: Measured output of lamp and luminaire, or both.

G. Luminaire: Complete, manufactured lighting unit, including lamp, reflector, and housing.

1.4 ACTION SUBMITTALS

A. Product Data: For each type of product.

1. Arrange in order of luminaire designation.

2. Include data on features, accessories, and finishes.

3. Include physical description and dimensions of luminaires.

4. Include emergency lighting units, including batteries and chargers.

5. Include life, output (lumens, CCT, and CRI), and energy efficiency data.

6. Photometric data and adjustment factors based on laboratory tests, complying with

IESNA Lighting Measurements Testing and Calculation Guides, of each lighting fixture type. The adjustment factors shall be for lamps and accessories identical to those indicated for the lighting fixture as applied in this Project IES LM-79 and IES

LM-80.

a. Manufacturers' Certified Data: Photometric data certified by manufacturer's laboratory with a current accreditation under the National Voluntary Laboratory Accreditation Program for Energy Efficient Lighting Products.

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B. Shop Drawings: For all luminaires.

1. Provide photometric calculations and lighting power density studies per drawing notes.

C. Shop Drawings: For nonstandard or custom luminaires.

1. Include plans, elevations, sections, and mounting and attachment details.

2. Include details of luminaire assemblies. Indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection.

3. Include diagrams for power, signal, and control wiring.

D. Qualification Data: For testing laboratory providing photometric data for luminaires.

E. Operation and Maintenance Data: For luminaires and lighting systems to include in operation and maintenance manuals.

1.5 MAINTENANCE MATERIAL SUBMITTALS

A. Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Diffusers and Lenses: One for every 100 of each type and rating installed. Furnish at least one of each type.

2. Globes and Guards: One for every 20 of each type and rating installed. Furnish at least one of each type.

3. Any other components or accessories which are excluded from warranty coverage:

One for every 20 of each type, finish and rating installed. Furnish at least one of each type.

1.6 QUALITY ASSURANCE

A. Luminaire Photometric Data Testing Laboratory Qualifications: Luminaire manufacturer's laboratory that is accredited under the NVLAP for Energy Efficient Lighting Products.

B. Provide luminaires from a single manufacturer for each luminaire type.

C. Each luminaire type shall be binned within a three-step MacAdam Ellipse to ensure color consistency among luminaires.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Protect finishes of exposed surfaces by applying a strippable, temporary protective covering before shipping.

1.8 WARRANTY

A. Warranty: Manufacturer and Installer agree to repair or replace components of luminaires that fail in materials or workmanship within specified warranty period.

B. Warranty Period: Five years from date of Substantial Completion.

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PART 2 - PRODUCTS

2.1 LUMINAIRE REQUIREMENTS

A. Refer to architectural reflected ceiling plan for exact ceiling conditions planned. Fixture shall be designed for the ceiling intended, including ceiling material, presence of insulation or sound batting, and fire rating.

1. Where ceilings are fire rated, recessed luminaires shall be fire rated, or shall be provided with a UL Listed fire rated cover, or a field-constructed “hat” or “box,” which shall maintain the fire rating requirement and be acceptable to the AHJ.

2. Where ceilings are indicated to have thermal insulation or sound batting installed on top of the ceiling, within 6 inches of the luminaire location, recessed luminaire shall be rated for Insulation-Contact (IC-Rated).

3. Where ceilings are indicated to be of gyp construction, provide manufacturer’s modular flange kit for lay-in troffer type luminaires. Flange kits shall be separate from the luminaire for field installation. Integral flange adapters are not acceptable.

B. Comply with UL 8750.

C. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and application.

D. NRTL Compliance: Luminaires for hazardous locations shall be listed and labeled for indicated class and division of hazard by an NRTL.

E. FM Global Compliance: Luminaires for hazardous locations shall be listed and labeled for indicated class and division of hazard by FM Global.

F. Recessed Fixtures: Comply with NEMA LE 4.

G. CRI of minimum 80. CCT as selected by the COR from 2700 K, 3000 K, 3500 K, or 4000 K.

H. Rated luminaire life of 50,000 hours, or as specified on the drawings.

I. Minimum efficacy of 80 lumens per watt, or as specified on the drawings.

J. Lamps dimmable from 100 percent to 10 percent of maximum light output, unless specified otherwise.

1. Where used on the drawings, “1 percent” or “0.1 percent” dimming shall indicate dimming ranges from 100 percent to 1 percent, or 100 percent to 0.1 percent.

Provide dim-to-black where specified.

K. Internal driver.

L. Lens Thickness: At least 0.125 inch minimum unless otherwise indicated.

M. Housings: Powder-coat or painted finish, applied after fabrication.

2.2 DRIVER REQUIREMENTS

A. Comply with UL 8750.

B. Comply with NEMA 410.

C. Built-in surge protection (in accordance with IEEE /ANSIC82.77-5 Transient Surge Requirements). Additional surge protection as specified.

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D. Dimming: Standard dimming shall utilize 0-10 volt, direct-current interface. Drivers shall be source-type, approximately 150 microamps.

1. 0-10 volt dimming shall be provided unless specified to be without dimming or to utilize a different dimming protocol.

2.3 EMERGENCY POWER UNIT

A. Internal Type: Self-contained, modular, battery unit, factory mounted within luminaire body and compatible with supplied driver and diode(s). Comply with UL 924.

1. Emergency Connection: Operate at least two diodes or diode strings in parallel at an output of 1000 lumens each. Connect unswitched circuit conductor to battery unit and switched circuit conductor to fixture driver.

2. Night-Light Connection: Wire to operate luminaire continuously and connect emergency battery unit.

3. Test Push Button and Indicator Light: Visible and accessible without entering ceiling space. Where test push button is located concealed behind a lens or diffuser, such lens or diffuser shall require no tools to remove and gain access to the test push button. Where indicator light is located concealed behind a lens or diffuser, it shall be located such that the glow is visible through the installed lens or diffuser.

a. Test Push Button: Push-to-test type, simulates loss of normal power and demonstrates operability.

b. Indicator Light: LED indicates normal power on. Normal glow indicates trickle charge; bright glow indicates charging at end of discharge cycle.

c. Where specified, or where a luminaire meeting other specification requirements is not available with an integrated test push button and indicator light, such button and light may be remote mounted. Furnish and install a manufactured one-gang wall/ceiling plate in a one-gang junction box, flush mounted within 36 inches of fixture location. Such a device shall be located as directed by COR.

4. Battery: Sealed, high-temperature, maintenance-free, nickel-cadmium type.

5. Charger: Fully automatic, solid-state, constant-current type with sealed power transfer relay. 24 hour maximum recharge time from full discharge.

6. Ambient Temperature rating of 32F to 131F. Where located outdoors or otherwise specified “low temp” rating shall be suitable for 0F locations without use of a heater.

7. Integral Self-Test: Factory-installed electronic device automatically initiates code-required test of emergency unit operation at code-specified intervals. Test failure is annunciated by an integral audible alarm and flashing red LED indicator light.

B. External Type: Self-contained, modular, battery unit, remote mounted and field-wired to the fixture. Shall be compatible with supplied driver and diode(s). Comply with UL 924.

1. Emergency Connection: Operate at least two diodes or diode strings in parallel at an output of 1000 lumens each. Connect unswitched circuit conductor to battery unit and switched circuit conductor to fixture driver.

2. Night-Light Connection: Wire to operate luminaire continuously and connect emergency battery unit.

3. Test Push Button and Indicator Light: Visible and accessible on the unit housing.

a. Test Push Button: Push-to-test type, simulates loss of normal power and demonstrates operability.

b. Indicator Light: LED indicates normal power on. Normal glow indicates trickle charge; bright glow indicates charging at end of discharge cycle.

4. Housing: NEMA 250, Type 1 enclosure.

5. Battery: Sealed, high-temperature, maintenance-free, nickel-cadmium type.

6. Charger: Fully automatic, solid-state, constant-current type with sealed power transfer relay. 24 hour maximum recharge time from full discharge.

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7. Ambient Temperature rating of 32F to 131F. Where located outdoors or otherwise specified “low temp” rating shall be suitable for 0F locations without use of a heater.

8. Integral Self-Test: Factory-installed electronic device automatically initiates code-required test of emergency unit operation at code-specified intervals. Test failure is annunciated by an integral audible alarm and flashing red LED indicator light.

2.4 MATERIALS

A. Metal Parts:

1. Free of burrs and sharp corners and edges.

2. Sheet metal components shall be steel unless otherwise indicated.

3. Form and support to prevent warping and sagging.

B. Doors, Frames, and Other Internal Access: Smooth operating, free of light leakage under operating conditions, and designed to permit relamping without use of tools. Designed to prevent doors, frames, lenses, diffusers, and other components from falling accidentally during servicing and when secured in operating position.

C. Exposed Metal Hardware: Where fixture is exposed to damp or wet environments. Grade 316 Stainless Steel.

D. Diffusers and Globes:

1. Acrylic Diffusers: One hundred percent virgin acrylic plastic, with high resistance to yellowing and other changes due to aging, exposure to heat, and UV radiation.

2. Glass: Annealed crystal glass unless otherwise indicated.

3. Lens Thickness: At least 0.125 inch minimum unless otherwise indicated.

2.5 LUMINAIRE FIXTURE SUPPORT COMPONENTS

A. Comply with requirements in Section 26 05 29 "Hangers and Supports for Electrical Systems" for channel and angle iron supports and nonmetallic channel and angle supports.

B. Single-Stem Hangers: 1/2-inch steel tubing with swivel ball fittings and ceiling canopy.

Finish same as luminaire.

C. Wires: ASTM A 641/A 641 M, Class 3, soft temper, zinc-coated steel, 12 gauge.

D. Rod Hangers: 3/16-inch minimum diameter, cadmium-plated, threaded steel rod.

E. Hook Hangers: Integrated assembly matched to luminaire, line voltage, and equipment with threaded attachment, cord, and locking-type plug.

2.6 EXIT SIGNS

A. Description: Comply with UL 924; for sign colors, visibility, luminance, and lettering size, comply with authorities having jurisdiction.

B. Internally Lighted Signs:

1. Lamps for AC Operation: LEDs, 70,000 hours minimum rated lamp life.

2. Self-Powered Exit Signs (Battery Type): Integral automatic charger in a self-contained power pack.

a. Battery: Sealed, maintenance-free, nickel-cadmium type.

b. Charger: Fully automatic, solid-state type with sealed transfer relay.

c. Operation: Relay automatically energizes lamp from battery when circuit voltage drops to 80 percent of nominal voltage or below. When normal voltage

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is restored, relay disconnects lamps from battery, and battery is automatically recharged and floated on charger.

d. Test Push Button: Push-to-test type, in unit housing, simulates loss of normal power and demonstrates unit operability.

e. LED Indicator Light: Indicates normal power on. Normal glow indicates trickle charge; bright glow indicates charging at end of discharge cycle.

f. Remote Test: Switch in hand-held remote device aimed in direction of tested unit initiates coded infrared signal. Signal reception by factory-installed infrared receiver in tested unit triggers simulation of loss of its normal power supply, providing visual confirmation of either proper or failed emergency response.

g. Integral Self-Test: Factory-installed electronic device automatically initiates code-required test of unit emergency operation at required intervals. Test failure is annunciated by an integral audible alarm and flashing red LED.

2.7 EMERGENCY LIGHTING UNITS

A. Description: Self-contained units complying with UL 924.

1. Battery: Sealed, maintenance-free, lead-acid type.

2. Charger: Fully automatic, solid-state type with sealed transfer relay.

3. Operation: Relay automatically turns lamp on when power supply circuit voltage drops to 80 percent of nominal voltage or below. Lamp automatically disconnects from battery when voltage approaches deep-discharge level. When normal voltage is restored, relay disconnects lamps from battery, and battery is automatically recharged and floated on charger.

4. Test Push Button: Push-to-test type, in unit housing, simulates loss of normal power and demonstrates unit operability.

5. LED Indicator Light: Indicates normal power on. Normal glow indicates trickle charge; bright glow indicates charging at end of discharge cycle.

6. Wire Guard: Heavy-chrome-plated wire guard protects lamp heads or fixtures.

7. Integral Time-Delay Relay: Where specified, holds unit on for fixed interval of 15 minutes when power is restored after an outage.

8. Integral Self-Test: Factory-installed electronic device automatically initiates code-required test of unit emergency operation at required intervals. Test failure is annunciated by an integral audible alarm and flashing red LED.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Comply with NECA 1.

B. Install luminaires level, plumb, and square with ceilings and walls unless otherwise indicated.

C. Refer to architectural reflected ceiling plan for exact location of lighting fixtures. Coordinate installation with ceiling rating. Provide fire rated cover for fixture where required. This may be a manufactured U.L. Listed cover, “hat” or box; or a site fabricated cover. The cover shall meet or exceed the fire rating requirement and meet requirements of Local AHJ. The cover shall be compatible with the IC or Non IC rating of the fixture.

D. Support for Lighting Fixtures in or on Grid-Type Suspended Ceilings: Use grid as a support element.

1. Install a minimum of four ceiling support system rods or wires for each fixture. Locate not more than 6 inches from lighting fixture corners.

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2. Support Clips: Fasten to lighting fixtures and to ceiling grid members at or near each fixture corner with clips that are UL listed for the application.

3. Fixtures of Sizes Less Than Ceiling Grid: Install as indicated on reflected ceiling plans or center in acoustical panel, and support fixtures independently with at least two 3/4-inch metal channels spanning and secured to ceiling tees.

4. Provide support for luminaire without causing deflection of ceiling or wall.

E. Air-Handling Lighting Fixtures: Install with dampers closed and ready for adjustment.

F. Adjust aimable lighting fixtures to provide required light intensities.

G. Connect wiring according to Division 26 Section "Low-Voltage Electrical Power Conductors and Cables."

H. Provide additional conductors as required for dimming and control systems.

3.2 IDENTIFICATION

A. Identify system components, wiring, cabling, and terminals. Comply with requirements for identification specified in Division 26 Section "Identification for Electrical Systems."

3.3 FIELD QUALITY CONTROL

A. Perform the following tests and inspections:

1. Operational Test: After installing luminaires, switches, and accessories, and after electrical circuitry has been energized, test units to confirm proper operation including controls.

2. Test for Emergency Lighting: Interrupt power supply to demonstrate proper operation.

Verify transfer from normal power to battery power and retransfer to normal. Test using both the test push button, and separately using the associated branch circuit breaker.

3.4 STARTUP SERVICE

A. Comply with requirements for startup specified in Section 26 09 43.16 "Addressable-Fixture Lighting Controls."

B. Comply with requirements for startup specified in Section 26 09 43.23 "Relay-Based Lighting Controls."

3.5 ADJUSTING

A. Occupancy Adjustments: When requested within 12 months of date of Substantial Completion, provide on-site assistance in adjusting the direction of aim of luminaires to suit occupied conditions. Make up to two visits to Project during other-than-normal hours for this purpose. Some of this work may be required during hours of darkness.

1. During adjustment visits, inspect all luminaires. Replace lamps or luminaires that are defective.

2. Parts and supplies shall be manufacturer's authorized replacement parts and supplies.

3. Adjust the aim of luminaires in the presence of the COR.

END OF SECTION