Lightolier ProSpec 26556 Specification

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Canopy Mount
26556MWHCY
26556MBKCY
Pipe Clamp
26556MWHPC
26556MBKPC

Ordering Information

Catalog No. Finishes
26556 MwHCY Matte White
26556 MBKCY Matte Black
26556 MwHPC Matte White
26556 MBKPC
Matte Black
26556 MwH
Matte White
26556 MBK Matte Black

Features

1. Pipe Clamp: Altman 50 malleable cast iron clamp.
2. Magnetic Transformer: Primary 20V, secondary 2V with 240W load max.
3. Switch: Tungsten rated switch allows fixture to be switched on or off
without disconnecting wires. (Canopy and pipe mount version only.)
4. Yoke: /8" thick X " wide solid steel.
5. Housing: /6" thick aluminum.
6. Male Plug: Grounded parallel blade plug, 3' long cord.
7. Lamp Adjustment Knob: Knurled steel. Can be moved in housing slot to
rotate lamp 80°. Knob is tightened to lock lamp in desired position.
8. Safety Hook: /6" steel cable with "S" hook provides additional support to
structure. (Pipe mount only.)
9. Accessory Locking Knob: Knurled steel. Locks accessory cartridge in
desired position after adjustments.
10. Lamp Access Knob: Knurled steel. Locks front housing to fixture. Loosening
provides access for adding accessories and lamp replacement.
11. Accessory Cartridge: Can be rotated 360° and locked into position.
12. Lamp Guard: Tempered clear glass. Required for safety. Included.
13. Cross Blade: 0.07" thick X  3/8" deep steel blades matte black
finish, removable.
14. Fixture Rotation Knob: High temperature plastic. When loose, allows
fixture to be rotated. When tight the fixture is locked into position.
15. Lamp Guide: /6" thick steel with plastic insulation. Ensure lamp is seated
properly in fixture. 0.049" wall, steel.
16. Canopy: 0.047" thick steel.
17. Track Attachment Fitting: Machined aluminum. Polarity is not a concern
with ProSpec track because of its symmetrical positioning of circuits within
the track, adapter is reversed to access one or the other circuit.
18. Steel Clamping Toggles: /8" thick plated steel with /4 - 20 thread
secures fixture mechanically to track.
19. Electrical Post: .20 x .032 thick brass contacts enclosed in a high
temperature thermoplastic insulator.
20. Clamping Knobs: Rotation of clamping knobs secures steel clamping
toggle.

Finish

All painted finishes are baked enamel.
Options & Accessories
(2) Accessories max. Use 6 /4" UV, PF, SY, LF, IR, AS, AS7LS and AL7HC accessories.
Mountings
Canopy mounted over a 4" Octagon Junction Box
(or other electrical box with 3.5" mounting centers. 4 7/8" dia.
fixture canopy must cover J-Box.)
Pipe Clamp: Fits rounds pipes. 3/4" to  /2" nominal pipe size.
Note: 3/4" nominal pipe measures .05" O.D.,  /2"
nominal pipe measures .90" O.D.
ProSpec™ Track System
Ceiling, Vertical Wall and Horizontal Wall
ProSpec Track Lighting
®
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20
Weight of Fixture with
Lamp & (2) Glass filters
2.8 lbs
4.5 lbs
3.0 lbs.

Electrical

Input to fixture can be 20V rms at 60Hz. Supply wire to canopy must be rated
for at least 90°C. Supply wire must be capable of handling 6 amps or more.
Wires from canopy and pipe fixture are 8 ga. stranded SF-.
Electrical Performance: 20V 60Hz AC input
240 Watt Lamp
Input Wattage: 266W
Input Amperage: 2.43 amp
Input Power Factor: 9.2%
Output Voltage: .45V
Output Current: 9.84 amp

Dimming

Dimming controls: use only dimmers specifically designed for use with magnetic
transformers, like Lightolier Onset , Sunrise
®
Lightolier Controls dimming system. Low voltage fixtures may produce audible
sound when used with dimmers, which may be objectionable in acoustically
critical areas.

Labels

U.L.; I.B.E.W. Not for Residential Use.
Job Information
Job Name:
Cat. No.:
Lamp(s):
Notes:
Lightolier
a Genlyte company
63 Airport Road, Fall River, MA 02720 • (508) 679-83 • Fax (508) 674-470
We reserve the right to change details of design, materials and finish.
© 2005 Genlyte Group LLC • 0806
26556
PAR56 Low Voltage
Track Mount
26556MWH
26556MBK
Lamps
2V PAR 56
20W to 240W with
Screw Terminals
(not included)
20 Watt Lamp
Input Wattage: 42W
Input Amperage: .57 amp
Input Power Factor: 75%
Output Voltage: .87V
Output Current: 9.63 amp
series LV or VA dimmers, or any
®
Type:
www.lightolier.com
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