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For Factory Technical Information: (978) 657-7600 • Fax (978) 658-0595
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.
www.lightolier.com © 2008 a Philips Group Section 5/Folio M33-45
Lightolier is a Philips group brand
11/08
Job Information Type:
Job Name:
Cat. No.:
Lamp(s):
Volts/Ballast:
2-1/4" (57mm)
2-5/16" (59mm)
24" (610mm)
24"
(610mm)
48" (1219mm)
2-1/4" (57mm)
Features
• 83.6% efficient (1 lamp, 54W).
• 74.8% efficient (2 lamp, 54W).
• Only 2-1/4" plenum depth.
• Direct/indirect appearance with soft contoured interior.
•
Same fixture fits both G and T ceiling types.
• Fits flush to face of slot grid (T) ceiling.
• Lens encloses lamp compartment.
• Translucent DR acrylic linear prismatic lens.
• Tension screws secure ends to body.
• Lamp shield opens from either side.
• Ballast accessible from room side.
• Wiring access plate standard.
• Optional DALI ballast i GEN TECHNOLOGY accepts digital dimming
controllers, scene controllers and automatic control devices.
• Construction meets NYC Code / Chicago Plenum available.
HP90 Semi HDS2GLW154 or 254
Page 1 of 2 Direct/Indirect Semi-Recessed Fluorescent
2' x 4' with Acrylic Linear Prismatic Lens, 1 or 2 Lamp T5
2-1/4" (57mm)
2-5/16" (59mm)
24" (610mm)
Mounting Methods Dimensions
exposed slot t-grid ceiling
Acoustical
material
by others
1-7/8"
max.
Exposed T-bar
by others
9/16"
24"
Features
Lens opens from either side
T-bar by others
exposed t-grid ceiling
Exposed T-bar
by others
1-1/2"
max.
Acoustical
material
by others
15/16" *
24"
* For flush mounting when using 9/16" Exposed T-Grid
ceiling system consult factory
1-9/16" X 2-13/16" Access
Plate with (2) 7/8" Dia. K.O.s