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  Ledalite Architectural Products Inc.   Cresendo  

Cresendo - Page 7

   

Cresendo

Crescendo 11"

1 T8 - Indirect
PHOTOMETRY (Meets RP-1)
Report# 2100559
Efficiency 80.9%
Peak Candela Value 731 @ 122.5°
Peak: Zenith Ratio 1.5:1

CANDELA DISTRIBUTION

Vert.Angle

Horizontal Angle

 Zonal Lumens
0 22.5 45 67.5 90
0 0 0 0 0 0  
5 0 0 0 0 0 0
15 0 0 0 0 0 0
25 0 0 0 0 0 0
35 0 0 0 0 0 0
45 0 0 0 0 0 0
55 0 0 0 0 0 0
65 0 0 0 0 0 0
75 0 0 0 0 0 0
85 0 0 0 0 0 0
90 0 0 0 0 0  
95 17 79 45 46 36 65
105 79 280 383 369 343 319
115 160 294 532 654 685 465
125 241 304 527 677 726 446
135 316 351 466 608 672 372
145 378 399 441 513 551 286
155 428 440 458 480 488 213
165 462 468 473 480 483 135
175 480 482 481 482 482 48
180 482 482 482 482 482  

COEFFICIENTS OF UTILIZATION (%)

Ceiling Wall RCR

80

 70 50 0
70 50 30 10 70 50 30 50 30 10 0
0 77 77 77 77 65 65 65 45 45 45 0
1 70 66 64 61 59 57 54 39 37 36 0
2 63 58 53 50 54 49 46 34 32 30 0
3 58 51 45 41 49 43 39 30 27 25 0
4 53 45 39 34 45 38 33 26 23 21 0
5 48 39 33 29 41 34 29 23 20 18 0
6 44 35 29 25 37 30 25 21 17 15 0
7 40 31 25 21 34 27 22 18 15 13 0
8 37 28 22 18 32 24 19 17 13 11 0
9 34 25 20 16 29 22 17 15 12 10 0
10 32 23 18 14 27 20 15 14 11 9 0

Based on a floor reflectance of 0.2

SPECIFICATIONS

Housing:

6063 T5 extruded aluminium

Optical system:

Optical system constructed of highly specular aluminum to produce an indirect distribution.

Row ends:

Mitered aluminum extrusion sculptured end caps.

Joints & Intersections:

All joints shall be accomplished using TwinLock™ joining system. Optional intersections in "L", "T", or "X" configura-tions, shall be mitered aluminum extru-sion.

Mounting:

All mounts shall have tamper proof infinite vertical adjustment capability. Mounts shall be independently certified up to Zone 4 seismic requirements and able to accept loads up to 1000lb.

Electrical:

All luminaire sections shall be factory pre-wired to section ends, utilizing segregated raceways. Optional quick connect plugs are available.

Ballast:

Electronic: rapid start or dimming.

Approvals:

Certified to UL & CSA standards.

Finish:

Thermosetting polyester, electrostatically applied meeting AAMA 603.8. Available in Ledalite standard white and in a full architectural spectrum of colors. Medium gloss finish as standard.

©1998 Ledalite Architectural Products Inc. 9087A - 198th Street, Langley, B.C., Canada, V1M 3B1

Phone: 604-888-6811 Toll Free Fax: 1-800-665-LEDA (5332) Email: info@ledalite.com  WWW: http://www.ledalite.com  

Note: Specifications subject to change without notice.



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