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Catalog Number Notes

INTENDED USE -- The TLED combines digital lighting and control technologies with a high-performance optical system to deliver general ambient lighting for many applications such as schools, offices and hospitals. High-efficacy light engine delivers long life and excellent color, ensuring a superior quality light installation that is highly efficient and sustainable. Certain airborne contaminants can diminish integrity of acrylic. Click here for Acrylic Environmental Compatibility table for suitable uses. CONSTRUCTION -- Housing formed from cold-rolled steel. Housing is painted after fabrication for superior finish. Smooth hemmed sides and smooth inward-formed end flanges, for easy handling. Standard extruded aluminum door frame has superior structural integrity with premium appearance and mitered corners. Door frame is painted after fabrication, standard. Powder-painted rotary cam latches provide easy, secure door closure. Integral T-bar clips are standard. Acrylic shielding material is 100% UV stabilized. OPTICS -- Standard pattern #19 lens, 0.156" thick with highly transmissive overlay, is standard for superior brightness control. Overlay is 0.040" thick. Other lenses are available. ELECTRICAL -- Long-life LEDs, coupled with high-efficiency drivers, provide superior level and quality of illumination for extended service life. TLED is rated to deliver L80 performance for 50,000 hours. Standard nLight® embedded controls continuously monitor system performance, allow for constant lumen management/compensation function, facilitate simple "plug-and-play" network and controls upgrading via Cat-5 cable. LED AccudriveTM driver, delivers full-range dimming from 0-10V control signal. Ballast disconnect is provided where required to comply with U.S. and Canadian codes. INSTALLATION -- Drivers and internal components are accessible from floor. LED boards include plug-in connectors for easy replacement or servicing. Suitable for direct insulation contact. LISTING -- CSA certified to U.S. and Canadian standards. WARRANTY -- Five-year warranty coverage of luminaires includes fixture construction, LED light engine, driver and nLight control device. Terms and conditions apply. Note: Specifications subject to change without notice.

FEATURES & SPECIFICATIONS

Type

2TLED

2' x 4' LED

Specifications Length: 48 (122.0) Width: 24 (61.0) Depth: 3-3/4 (9.5)

All dimensions are inches (centimeters) unless otherwise indicated. 24 (61.0) 3-3/4 (9.5)

ORDERING INFORMATION 2TL4 Series 2TL4 Recessed LED 46L Lamp type 46L

1

Lead times will vary depending on options selected. Consult with your sales representative. D50 Door FW Flush aluminum, white RW Regressed aluminum, white Lens A19 MWS MPL SWL #19 pattern acrylic, 0.156" thick Matte white .040 thick Micro Prism Satin white Voltage (blank) MVOLT (120-277V) Driver D50 50W

2

Example: 2TL4 46L RW A19 D50 LP835 N100

Lamp color LP835 82 CRI, 3500 Kelvin LP840 82 CRI, 4000 Kelvin

Control N100 nLight without lumen management N80 nLight with 80% (L80) lumen management N100EMG nLight without lumen management for use with generator supply EM power N80EMG nLight with 80% (L80) lumen management for use with generator supply EM power NDX Less controls

Options EL14L 1400 lumen emergency battery

Accessories: Order as separate catalog number. DGA24 Drywall grid adapter for 2x4 recessed fixture.

Notes 1 Nominal lumens. 2 Nominal wattage.

LED

2TLED-2X4

2TLED 2X4 Recessed LED Lighting

PHOTOMETRICS

2TL4 46L RW A19 D50 LP835 N100, 4,549 delivered lumens,test no. LTL20533, tested in accordance to IESNA LM-79.

180° 90° 80° 400 800 1200 1600 2000 2400 0° 0° 20° 90° 40° 60°

CP Summary 0° 90 0° 2443 2443 5° 2426 2412 15° 2274 2259 25° 2045 2023 35° 1735 1699 45° 1113 1084 357 55° 408 114 65° 128 100 75° 111 48 85° 46 0 0 90

pf pc pw 0 1 2 3 4 5 6 7 8 9 10

Coefficients of Utilization 20% 80% 70% 50% 70%50%30% 50%30%10% 50%30%10% 119 119 119 116 116 116 111 111 111 111 107 103 105 102 99 101 98 96 103 96 90 94 89 85 91 86 83 95 86 80 85 79 73 82 77 72 88 78 71 77 70 65 75 69 64 82 71 63 70 63 57 68 62 57 77 65 57 64 57 51 62 56 51 72 60 52 59 51 46 57 51 46 67 55 47 54 47 42 53 46 42 63 51 43 50 43 38 49 43 38 59 47 40 47 40 35 46 39 35

2TL4 46L RW SWL D50 LP835, 4,485 delivered lumens,test no. LTL20938, tested in accordance to IESNA LM-79.

pf pc pw 0 1 2 3 4 5 6 7 8 9 10 Coefficients of Utilization 20% 80% 70% 50% 70%50%30% 50%30%10% 50%30%10% 119 119 119 116 116 116 111 111 111 110 105 102 103 100 96 99 96 93 101 93 87 91 85 81 88 83 79 92 83 75 81 74 68 78 72 67 85 74 66 72 65 59 70 63 58 79 66 58 65 57 51 63 56 51 73 60 52 59 51 45 57 50 45 68 55 46 54 46 40 52 45 40 63 50 42 49 42 36 48 41 36 59 46 38 45 38 33 44 37 33 55 43 35 42 35 30 41 34 30

180° 90° 80° 300 600 900 1200 1500 1800 0° 0° 20° 90° 40° 60°

RCR

Zonal Lumen Summary Zone Lumens % Lamp % Fixture 0° - 30° 1799 39.5 39.5 0° - 40° 2852 62.7 62.7 0° - 60° 4137 90.9 90.9 0° - 90° 4549 100.0 100.0 90° - 180° 0 0.0 0.0 0° - 180° 4549 100.0 100.0

CP Summary 0° 90 0° 1859 1859 5° 1848 1854 15° 1779 1787 25° 1635 1643 35° 1416 1427 45° 1106 1125 732 55° 712 395 65° 383 193 75° 192 56 85° 60 0 0 90

RCR

Zonal Lumen Summary Zone Lumens % Lamp % Fixture 0° - 30° 1433 31.9 31.9 0° - 40° 2319 51.7 51.7 0° - 60° 3823 85.2 85.2 0° - 90° 4485 100.0 100.0 90° - 180° 0 0.0 0.0 0° - 180° 4485 100.0 100.0

2TLED-2X4

LED:

One Lithonia Way Conyers, GA 30012

Phone: 800-858-7763

Fax: 770-981-8191

www.lithonia.com

© 2011 Acuity Brands Lighting, Inc.

All rights reserved. 11/16/11

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