Type
Job Name
Efficiency
Catalog Number
Cupola1W
Tr a n s c e n d e n t
23 3/4"
603.25mm
5"
127mm
9"
228.6mm
➀
P
➁
ordering
series
body style
lamp rows
(1) shielding
(2) bezel finish
voltage
ceiling system
options
22
2' x 2'
2T8*
X1
EML
2' x 4'
3T8*
TMW textured
matte white
120
24
WFA white frost
acrylic
P
YGW gloss white
CUP1W
W
wide fascia
(9 inch) wide
2T5
perforated
3T5
2T5HO
3T5HO
YPE
pewter
Y__
premium
color
CC
custom color
UNV*
*120-277
X3B hard ceiling
with (3/4"
flange trim)
X7B hard ceiling
(trimless mudover flange)
EMH
DM
RSE*
10THD*
B__
FH
*continuous row
mounting not
available
† biax, specify
40w, 50w or 55w,
22 style only
ADS
Features A recessed direct/indirect luminaire, with a 9” wide frost
white acrylic or perforated steel center mounted diffuser. Diffusers are
held in place with cast aluminum bezels that can be specified with
contrasting paint finishes. Optional clear acrylic dust cover shields
the diffuser from incoming debris. Available with optional daylight
harvesting sensors.
Construction The housing, available in 2’ x 2’ and 2’ x 4’, is
die-formed 20-gauge steel.
Finish The standard exterior body color is in textured matte white.
The upper reflector is painted with a high-reflective white polyester
powder paint to enhance photometric performance. See Color
Selector for optional paint colors, or specify any RAL color for
diffuser bezels.
DLH
*T8 & biax
only
Electrical T8 and biax fixtures have instant-start ballasts with <20%
THD. T5/T5HO fixtures have programmed-start electronic ballasts
with <10% THD. Fixtures are U.L. Damp listed and I.B.E.W.
manufactured. Maximum ballast size is 2.4" width by 1.5" height.
Mounting Fixture is to be recessed into a hard or exposed T-bar
ceiling. The X1 designation is for exposed T-bar ceiling systems; the
X3B designation is for a discreet, 3/4" flat trim for hard ceilings; the
X7B designation is a "trimless" mud-over flange for drywall ceilings.
Cluster or continuous row mounting not available with T8.
Options EML: emergency battery (600-700 lumens); EMH:
emergency battery (1100-1400 lumens); DM: dimming (specify manufacturer
and catalog number); RSE: rapid-start electronic; 10THD: ballast with
<10% total harmonic distortion; B_: specific ballast, specify manufacturer and catalog number; FH: fixture fusing (slow blow), ADS: acrylic
dust shield; DLH: RightLight™ daylight harvesting sensor.
Prudential reserves the right to change design specifications or materials without notice.
02
347
2BX_w †
Applications Open offices, meeting rooms, small offices, retail,
healthcare, schools.
05
277
exposed
T-bar
Prudential Ltg. 1737 East 22nd Street, Los Angeles, CA 90058 8/13
Efficiency
Tr a n s c e n d e n t
Cupola1W
photometric data
CUP1W-22-2T5-WFA-120-X1
Candlepower Summary
Report # LLI0909-19A D= ı00% I=0.0%
Spacing Criteria: Along ı.2 ; Across ı.3
Lamp Lumens: 1350 Input Watts: 32.59
Vertical
Angle
754
150°
566
120°
377
189
90°
0
5
15
25
35
45
55
65
75
85
90
Mounting Locations
Ho r i z o n t a l A n g l e
0° 22.5° 45° 67.5° 90°
754
748
712
645
553
444
328
212
102
20
0
754
748
715
653
567
463
351
232
113
20
0
754
750
723
672
600
510
405
281
139
24
0
754
751
731
691
632
555
457
322
153
25
0
23 3/4"
754
752
734
698
645
571
474
334
153
25
0
12 3/4"
47 3/4"
189
38"
377
60°
566
30°
754
Coefficients of Utilization (%)
Zonal Lumen Summary
Zone
0-90
90-180
% Lamp % Luminaire
80.2
0.00
100.00
0.00
RCR 0
Efficiency = 80.2%
Luminance Summary (cd/m2)
Angle
45
55
65
75
85
Floor
Ceiling
Wall
0°
45°
90°
1832
1668
1463
1150
669
2104
2060
1940
1567
803
2356
2411
2305
1724
837
1
2
3
4
5
6
7
8
9
10
effective floor cavity reflectance = .20
80
70
50
70 50 30 10 70 50 30 10 50 30 10
95
86
77
69
63
57
53
49
45
42
39
95
81
69
60
52
46
41
37
33
30
28
95
77
63
53
44
38
33
29
26
23
21
95
73
58
47
39
32
28
24
21
18
16
93
83
75
67
61
56
51
47
44
41
38
93
79
68
59
51
45
40
36
33
30
27
93
76
62
52
44
38
33
29
26
23
21
93
72
57
46
38
32
28
24
21
18
16
89
76
65
56
49
43
39
23
32
29
26
89
73
60
50
43
37
32
28
25
23
20
23 3/4"
12 3/4"
89
70
56
45
38
32
27
24
21
18
16
23 3/4"
14"
Mounting Hole
7/8"
Wiring K.O.
installation
Ceiling Systems
Acrylic Dust Shield (optional)
(xı)
ADS
(x3B)
(x7B)
Prudential reserves the right to change design specifications or materials without notice.
Prudential Ltg. tel 213.746.0360 fax 213.741.8590 prulite.com
05
02