San Diego Plastics
2220 McKinley Avenue
National City  CA  91950
800/925-4855   619/477-4855   FAX 619/477-4874

  

Hexabolic™ 2
High Efficiency Hexagonal Design

Specifications
Louvers shall be Hexabolic 2 as manufactured by A.L.P. Lighting & Ceiling Products, Inc. and shall be injection molded of polystyrene or acrylic with all parabolic surfaces prepared with a primary undercoat and highly specular vacuum metalized finish.

The cells shall be hexagonal in shape with each vertical wall a parabolic curve having its focus along the edge of the apposite parallel wall and a height of 1/2". Cell size opening to be 9/16" back opening and 11/16" front opening. This allows more light through the louver for increased efficiency. Cell dimensions shall be 3/4" x 3/4" x 1/2" and shall provide 40° shielding with a louver efficiency of not less than 47.8% (Specular Silver), and has a VCP rating of .99.


CATALOG NO. DESCRIPTION DIMENSION
HB2 14SPS SPECULAR SILVER 11-3/4" X 47-3/4"
HB2 22SPS SPECULAR SILVER 23-3/4" X 23-3/4"
HB2 24SPS SPECULAR SILVER 23-3/4" X 47-3/4"

Products listed above are polystyrene. For Acrylic Louvers, add A after catalog number. DURABOLIC Finish available on specular Silver only. To order, replace SPS with DSPS. For other finishes replace SPS with SPG for Specular Gold* or SSS for Semi-Specular Silver.
*DURABOLIC Finish is standard on Specular Gold.


Style 2 - Ceiling Style
Style 2 is designed to fit any standard 1' x 4', 2' x 2' and 2' x 4' grid systems. Specifications same as styles 1 and 3 excluding flange.

Specular Finish

CATALOG NO. DESCRIPTION NOMINAL SIZE
PL2 14SPS** SPECULAR SILVER 1' x 4'
PL2 22SPS** SPECULAR SILVER 2' x 2'
PL2 24SPS** SPECULAR SILVER 2' x 4'

Translucent White (Ceiling Style) - style 2 (Acrylic Only)

CATALOG NO. DESCRIPTION NOMINAL SIZE
PL2 14TWR TRANSLUCENT WHITE ACRYLIC 1' x 4'
PL2 22TWR TRANSLUCENT WHITE ACRYLIC 2' x 2'
PL2 24TWR TRANSLUCENT WHITE ACRYLIC 2' x 4'

Product listed above are polystyrene, except for PL2/2 TRW.

For Acrylic Louvers, add A after catalog number. DURABOLIC Finish available on Specular Silver only. To order, replace SPS with DSPS. For other finishes replace SPS with SPG for Specular Gold* or SSS for Semi-Specular Silver.
*DURABOLIC Finish is standard on Specular Gold.
** To specify Style, prefix should read PL2/1 for Style 1, PL2/2 for Style 2 or PL2/3 for Style 3.


ZONAL CAVITY COEFFICIENTS OF UTILIZATION

Ceiling Wall RCR

EFFECTIVE FLOOR CAVITY REFLECTANCE = 20

80 70 50 30 10 00
70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10 00
0 62 62 62 62 60 60 60 60 58 58 58 55 55 55 53 53 53 52
1 59 57 56 54 57 56 55 53 54 53 52 52 51 50 50 49 49 48
2 55 53 50 49 54 52 50 48 50 48 47 49 47 46 47 46 45 44
3 52 49 46 44 51 48 45 43 47 45 43 45 44 42 44 43 41 41
4 49 45 42 39 48 44 41 39 3 40 38 42 40 38 41 39 37 37
5 46 41 38 35 45 41 37 35 40 37 35 39 36 34 38 36 34 33
6 43 38 34 32 42 37 34 32 36 33 31 36 33 31 35 33 31 30
7 40 34 31 28 39 34 31 28 33 30 28 33 30 28 32 30 28 27
8 37 31 28 25 36 31 27 25 30 27 25 30 27 25 29 27 25 24
9 34 28 25 22 34 28 25 22 27 24 22 27 24 22 26 24 22 21
10 31 24 21 18 30 24 21 18 24 20 18 23 20 18 23 20 18 17

VISUAL COMFORT PROBABILITY TABLE
100 FC Work Plane Illumination Work Plane FC = 100

  LUMINARIES LENGTHWISE LUMINARIES CROSSWISE
ROOM DIM MOUNTING HEIGHT
W L 8.5 10 13 16 8.5 10 13 16
20 20 99 98 93 91 98 96 89 86
20 30 100 99 95 92 99 97 92 87
20 40 100 100 97 94 100 98 94 90
20 60 100 100 98 95 100 99 96 92
30 20 100 99 94 91 100 98 91 87
30 30 100 100 96 92 100 99 94 88
30 40 100 100 98 94 100 100 96 91
30 60 100 100 99 95 100 100 97 93
30 80 100 100 99 96 100 100 98 94
40 20 100 100 96 92 100 99 93 89
40 30 100 100 98 93 100 100 96 90
40 40 100 100 99 95 100 100 97 92
40 60 100 100 100 96 100 100 98 94
40 80 100 100 100 97 100 100 99 95
40 100 100 100 100 98 100 100 99 96
60 30 100 100 99 94 100 100 97 92
60 40 100 100 100 96 100 100 98 94
60 60 100 100 100 97 100 100 99 95
60 80 100 100 100 98 100 100 100 96
60 100 100 100 100 99 100 100 100 97
100 40 100 100 100 98 100 100 99 96
100 60 100 100 100 99 100 100 100 97
100 80 100 100 100 99 100 100 100 98
100 100 100 100 100 100 100 100 100 99

TS: TECHNICAL SUPPORT
Lighting Research Laboratories, Inc.
Test Report No. LRL 397-3K, Date 3/5/97.
Description: Commercially Available 2' x 4' Troffer
2/32W T8 Lamps, 1/2" deep Parabolic Specular Silver Louver.
Luminary Watts = 60.0,
Catalog Number: Louver PL2 SPS 3
Lamp Type: F32T8/TL80, Lumens: 3050, Number of Lamps: 2

* Other testing results available upon request.


Total Luminaire Efficiency: 51.9%
Plane: 90°
Spacing Criteria: 1.2 1.6
Shielding Angles: 31 31


ZONAL LUMEN SUMMARY

ZONE LUMENS % LAMP % FIXT
0-30 1195 19.6 37.7
0-40 2050 33.6 64.7
0-60 3168 51.9 100
0-90 3169 51.9 100
90-180 0 0.0 0.0
0-180 3169 51.9 100.0

LUMINANCE DATA IN FOOTLAMBERTS

ANG. IN DEG. AVG. 0-DEG. AVG. 45-DEG. AVG. 90-DEG.
45 1989 2805 3188
55 334 1104 782
65 4 4 4
75 0 0 0
85 0 0 0

CANDLE POWER DISTRIBUTION

VER. ANG. HORIZONTAL ANGLE ZONAL
LUMENS
0.0 22.5 45.0 67.5 90.0
0.0 1358 1358 1358 1358 1358  
5.0 1347 1356 1360 1370 1369 130
15.0 1323 1366 1425 1478 1506 403
25.0 1218 1316 1429 1571 1604 663
35.0 1057 1219 1407 1521 1537 855
45.0 815 1020 1149 1246 1306 867
55.0 111 245 267 321 260 251
65.0 1 1 1 1 0 1
75.0 0 0 0 0 0 0
85.0 0 0 0 0 0 0
90.0 0 0 0 0 0 0

 



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