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For answers to technical questions, call Leviton’s Techline at 1-800-824-3005
ARCHITECTURAL DIMMING CABINETS
Commercial Grade Lighting Controls
a-2000 Architectural Grade Modular Dimming Cabinets
This expanded line of a-2000 Dimming Cabinets is available in numerous configurations for use in
architectural applications. These modular cabinets deliver robust precision performance typically
found only in high-end theatrical dimming systems. This user-friendly line of modular cabinets can
be equipped with a wide variety of 15A or 20A 120V, or 277V dimming modules. Relay cabinets are
also available, as are bussing and flush kits. All a-2000 cabinets integrate seamlessly with any of
Leviton’s Lighting Controls.
a-2000 Dimming Cabinets
DESCRIPTION CAT. NO. RATING
12-Channel 120V Architectural-Grade Single- A2D1L-2A0 2400W per channel. with Individual
Phase Modular Dimming Cabinet—also available dimmers rated 15A or 20A. For
optional analog card, and in 3-phase versions with incandescent, magnetic low voltage, or
without analog card tungsten, halogen, and cold cathode.
Compatible fluorescent dimming ballasts:
0-10VDC Advance Mark 7
™
, OSRAM
Sylvania Quicktronic
®
Helios
™
and Triad
®
Ballastar
®
; 2-wire types such as Advance
Mark 10
™
; and 3 wire Lutron Hi-Lume
®
and Eco-10
24-Channel 120V Architectural-Grade Single- A2D1L-4A0 Same as A2D1L-2A0 (above)
Phase Modular Dimming Cabinet (with main lugs
only)—also available in 3-phase models, and with
optional analog card, with main breaker setup, or
with both options
18-Channel 277V Architectural-Grade 3-Phase A2D3L-857 Same as A2D1L-2A0 (top)
Modular Dimming Cabinet (with 15A breakers)—
also available with 20A breakers and with or
without analog card
Relay Cabinet—Holds up to 12 relays for straight Consult your Up to 12 relays. relay Individual relays
rated control of fluorescent and non-fluorescent Leviton for 20A 120V, 277V and 347V
loads. Bolts directly to a-2000 cabinet to make representative applications.
a single easy-to-mount cabinet.
24-Channel a-2000
For more information about the
devices on this page and Leviton's
complete line of Architectural
Lighting Control Systems, call
1-503-404-5500.
a-2000-24
a-2000-24 with Relay Cabinet
SPECIFICATIONS AND FEATURES
• 4" Depth allows surface or recess
mounting
• Compact 30
1
/8 inch cabinet width fits
between two stud widths
• Relay Cabinet (14.25" width) bolts
directly to Dimmer Cabinet to form
single compact unit
• Contractor-friendly design with ample
wiring space
• Stackable to provide 36 or 48
dimmer channels
• Top, bottom or side feed
• Plug-in dual dimmer modules for
rapid field replacement
• Bypass switch for each dimmer
allows full-ON operation
• Theatrical-grade dual SCR dimming
circuits outperform standard triac-
based dimmers
• Operates at 97% efficiency
• Toroidal filter with 350 µsec rise time
• UL and cUL Listed
• Backed by a Limited Two-Year
Warranty
APPLICATIONS
• Ballrooms
• Cafeterias
• Auditoriums
• Lecture Halls
• Conference Rooms
• Houses of Worship
Reliable fan-cooled design
Built-in DMX512 input for simple
integration of theatrical control
LCD Screen for easy,
menu-driven setup
Slide-in dimmer modules for tool-free service
Contractor friendly
wireways with generous
knuckle room
Front-mounted bypass switches
for dimmer override
Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com