Lightolier 302MRAICEX Fascicule

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Lightolier 
a Genlyte company 
www.lightolier.com
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2006 Genlyte Group LLC • B1207
Job Information 
Type:
Job Name: 
Cat. No.: 
Lamp(s): 
Notes:
 
Lytecaster Recessed Downlighting 
302MRAICEX
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3 ¾" (95mm) Aperture Low Voltage 50W MR16 12V IC / Air Seal Electronic Frame-in-Kit 
Complete fixture consists of Reflector Trim & Frame-In Kit.   Select each separately
302MREAICX
3 3/4" (95mm)
Accepts most 3 3/4" (95mm) 300 series trims ; 
see Reflector Trim specification sheets.
Power Pack
Cut-Out
Reflector Trim
Features
1.   Housing: 032" (#20 ga.) aluminum. CSA certified and UL Listed for direct 
contact with thermal insulation. Airseal housing minimizes air leakage to less 
than 2 CFM at 1.57 PSF (or 75pa), which complies with Model Energy Code 
(Section 602.3.3) and Washing State Energy Code (Section 502.4) and reduces 
heat loss and condensation in ceiling. Access door for inspection of junction box.
2.   Mounting Frame: .032 (#20 ga.) aluminum. Accommodates ceilings up to 1" 
thick. 3/8" deep integral lip. Locks into position along length of mounting bars 
with locking screw and bendable slot. Four slots are positioned 90º apart to 
simplify alignment. Push-in/twist-out roto-clips hold reflector flush to ceiling.
3.   Mounting Bars: 16 ga. galvanized steel. Extend from 14" (356mm) to 24" 
(610mm). "SwiveLock" system permits installation and wiring below the 
ceiling. Pre-installed No. 6 auger point screws for installation in wood and 
steel joists. Attaches to T-bar ceilings without the need of accessories. 
4.   Junction Box: 2"( 51mm) x 4" (102mm) x 3 1/2" (89mm) 22 ga.galvanized 
steel. Integral cable clamp permit attachment of non-metallic (#12 or#14 ga.) 
cable without tools or additional connector.   
5.   Socket :  Porcelain body ; Two-pin (GX5.3 base) Pre-wired with 18 ga. Teflon 
250º leads to junction box. Lamp cover : Aluminum heat deflector for 50W 
MR16 / 37W MR16 IR or ES/ESD16 dichroic lamps. 
 
6.   Transformer: Electronic, 60W Class 2, 120 volt primary, 11.75volts output 
at max. load. RFI protection compatible with FCC limits. Electronic internal 
resettable protection. Patented auto heat regulation that also automatically 
acts as overload protection. Auto-reset thermal cut-off at 125C.  
Dimming Controls 
Use only dimmers specifically designed for use with transformers, like Lightolier 
Onset, Sunrise series LV or VA dimmers, or any Lightolier Controls dimming 
system. Low voltage fixtures may produce audible noise. Attention should be 
given for noise sensitive applications.
Label: Air Seal 
Tested in accordance with ASTM E283 (max 2 cfm @ 75 pa) and comply with 
WSEC & MEC when installed as instructed.
Label: CSA, UL 
Suitable for damp locations.