Lithonia Lighting LBR6 NCH
6-Inch LED New Construction Downlight
Product specifications, performance data, and ordering information for the LBR6 NCH LED downlight.
Features & Specifications
- Intended Use: Corridors, lobbies, conference rooms, private offices.
- Construction: New Construction; 1/2"-1-1/2" ceiling thickness; 25° ambient temperature; IC rated up to 1000lm.
- Optics: 3-step MacAdam Ellipse binning, 55° cutoff; 8 (4 in/4 out) No. 12 AWG conductors rated for 90°C; Standard 80CRI (90CRI optional); UGR zero for nadir with <60° cutoff.
- Electrical: MVOLT 120/277V 50/60Hz driver; 0-10V & 120V Phase Dimming (10% or 1% min dimming); FCC Class A (277V) / Class B (120V).
- Lumen Maintenance: L80 at 60,000 hours.
- Listings: US/Canadian safety certified; Damp location standard (Wet Location optional); ENERGY STAR® certified (select configurations); TAA compliant; UFC, GSA P100, ROHS compliant; Title 24 compliant (90CRI, up to 1000lm).
- Warranty: 5-year limited warranty. See Acuity Brands warranty terms.
- Note: Performance may vary based on environment. Values are typical, measured at 25°C.
Performance Data
Detailed tables provide lumen output, wattage, and lumens per watt (LPW) for various lumen outputs (500lm-5000lm), color temperatures (30K-50K), and finishes for Open Trim and Wallwash Trim. Tested per IESNA LM-79-08 and IES/NEMA standards.
Module Ordering Information
Customize the LBR6 NCH via a modular system: Series, Lumen Output (500lm-5000lm), Color Temperature (2700K-5000K), Reflector options (Color, Flange, Finish), Distribution (Medium Wide, Wide, Wallwash), Voltage (120V, 277V, 347V), Driver (0-10V, DALI), Emergency options, and Control Input (JOT, nLight, nLight AIR). Refer to option value restrictions for compatibility.
Accessories
Available Accessories
- Goof Rings: LBRGR78, LBRCPGR78 (Chicago Plenum).
- Trim Kits: LBR6O/LBR6W series for various reflector/finish options.
- Transformer: LBR SDT 347V 75W ASM (field-installed 347V).
- Ceiling Adapter: SCA6 Sloped Ceiling Adapter.
Emergency Battery Pack Options
Field-installable battery packs available (7W-20W, up to 120 min runtime), with Title 20 compliance and self-diagnostic features. High-input voltage (347-480V AC) options exist.
Dimensional Information
Plenum Depth Tables specify required space for different lumen outputs. Ceiling Coverage Tables detail aperture size, ceiling openings, and goof ring dimensions. Dimensional drawings illustrate 6-inch New Construction Frame configurations (18" conduit, QDS) and component details.
Photometry
Photometric data includes distribution curves, zonal lumen summaries, and illuminance data. Lumen output multipliers for CCT, Finish, and CRI are provided. Emergency lumen estimation formula: Delivered Lumens = 1.25 x P x LPW (P=emergency driver power, LPW=lumens per watt).
Control Systems & Compatibility
Integrated Control Options
- JOT (Just One Touch): Wireless, app-free single-room control via Bluetooth Low Energy (BLE).
- nLight AIR: Integrated solution with embedded smart sensors for flexible setup and repurposing.
nLight Wired Controls Accessories
- Wall Controls: Push-Button Wallpod and Graphic Wallpod.
- Sensors: Occupancy sensors, Photocell controls.
- Wiring: Cat-5e cables.
Dimmer Compatibility
Compatible with Line Voltage (Forward Phase, Reverse Phase) and 0-10V dimming systems from manufacturers like Lutron, Leviton, Synergy, WattStopper, Crestron. Not compatible with DALI or DMX. Detailed compatibility charts are available.
Wiring Diagrams and Examples
Example wiring diagram shows nLight integration for group fixture control with wall stations, control packs, and sensors (occupancy, daylight harvesting). Wiring key: CAT-5e Cable, Line Power, Low Voltage Dimming Wires.
