Body is 20-gauge die-formed steel with an 18-gauge die-formed internal joiner system. Plug-together wiring standard. All components are hard-tooled to tolerances of +/- 0.010".
The Flat Endcap (FE) is standard and made of 20-gauge die-formed steel adding 0.10" at each end. The optional Extended Endcap (EE) is an aluminum die-cast endcap and adds 0.55" at each end.
Die-formed 24-gauge cold-rolled steel reflectors finished in 96LG High Reflectance white power coat paint.
The 2E optical system is open, standard. Optional Frosted Top Optic (FTO) and Clear Top Optic (CTO), available.
Diffusers are 73% transmissive with 99% diffusion. Luminaires are available with two distinct shielding options:
CS Continuous Shielding (CS) is standard with a maximum 8' length. The visible diffuse area is 7'9" centered on an 8' housing.
SG Segmented Shielding (SG) option available.
Four lumen packages available, Standard Output (S), Boosted Standard Output (B), High Output (H), and Very High Output (V). A separate chart summarizes lumen distribution and wattage. Light engines are replaceable
90% of initial light output (L90) at 100,000+ hours; 70% of initial light output (L70) at 200,000+ hours.
Replaceable 120V/277V Constant Current Reduction dimming driver standard. Can be wired dimming or non-dimming. 0-10V dimming controls with a range of 10%-100%. Dimming to 1% available; consult factory. Driver is fully accessible from below the ceiling. Power Factor: ≥0.9. Total Harmonic Distortion (THD) < 20%. Expected driver lifetime: 100,000 hours.
LUTRON DRIVER OPTIONS
LutES1 (Hi-lume 1% EcoSystem with Soft-On, Fade to Black dimming (LDE1 series)); LutES5 (5-Series 5% EcoSystem (LDE5 Series)), Lut2W (Hi-lume 1% 2-wire, 120V forward phase dimming (LTEA series)); Contact factory for availability of discontinued Lutron drivers, L3DA-3-wire and L3DA EcoSystem.
Optional emergency to generator/inverter wiring, internal generator transfer switch, nightlight wiring, step-dimming driver, backup battery. Optional Chicago Plenum available. A factory-choice low-profile backup battery is available (8' minimum fixture length). Backup batteries deliver 1600 lumens. A 4' section will be illuminated in emergency mode.