Cooper Lighting LLC CPK1738 Specifications

COOPER LIGHTING

DESCRIPTION

The WN Series is a specification wraparound luminaire featuring
energy efficient performance. The luminaire's clean, low profile
design is both appealing and functional. The WN Series utilizes a
clear, low brightness, extruded acrylic refractor for high performance
and aesthetics.

The efficient and stylish WN Series is the perfect wraparound for
schools, offices and other commercial and retail spaces.

EB Ballast & STD Lamps

428T8 (93)
432 (102)

Luminaire Efficacy Rating

LER = FW-84
Catalog Number: WN-432A

Yearly Cost of 1000 lumens,
3000 hrs at .08 KWH = $2.86

*Reference the lamp/ballast data in the
Technical Section for specific lamp/ballast
requirements.

WN

428T8

432

4' SURFACE

T8 LAMPS

Commercial Wrap

ADF081640

ENERGY DATA

Input Watts:

SPECIFICATION FEATURES

A…Construction

Housing consists of die
formed cold rolled steel. Ends
formed with the housing for
strength and provisions for
continuous row aligners. Steel
end plates with 7/8" KO and
light-seal embossment. Ballast
cover easily removed without
tools.

B…Electrical*

Ballasts are CBM/ETL Class "P"
and are positively secured by
mounting bolt. Rotor lock lam­pholders. UL/CUL listed.
Suitable for damp locations.

C…Finish

Multistage, prepaint ensures
maximum bonding and rust
prevention.

COOPER LIGHTING - METALUX

®

LAMPS CONTAIN MERCURY. DISPOSE ACCORDING

TO LOCAL, STATE OR FEDERAL LAWS

Safe and convenient means of

disconnecting power.

MOUNTING DATA

ABC

D

LENS REMOVAL

2

1

LAMP CONFIGURATIONS

D…Lens

100% clear acrylic prismatic lens.
Sides have inside linear prisms
and bottom has pyramidal prisms
for low brightness control.

4'

Catalog #

Project

Comments

Type

Date

10-1/2"

[265mm]

4-5/8" [117mm]

9" [229mm]

12" [305mm]

Prepared by

2-1/2"

[63mm]

2-1/2"

[63mm]

1-13/16"
[46mm]

12"

[305mm]

1-1/8"

[29mm]

10-1/2" [265mm]

4-5/8"

[117mm]

9" [229mm]

12" [305mm]

Ceiling Stand-Off
Embossments

7/8" [22mm] K.O. (5)

44-1/2" [1131mm]

42-15/16" [1090mm]

40-7/16" [1027mm]

42-7/16" [1078mm]

48" [1219mm]

Ground Screw Bump

3"

[76mm]

4-1/2"

[114mm]

Visit our web site at www.cooperlighting.com

Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX [phone] 12/09 ADF081640

WN-428T8A 12 lbs.
WN-432A 12 lbs.

SHIPPING INFORMATION

Catalog No. Wt.

PHOTOMETRICS

WN-432-EB81-U

Energy Saving
Ballast

F32T8/35K Lamps
3100 Lumens

Spacing criterion:
(II) 1.3 x mounting
height, (⊥) 1.4 x
mounting height

Efficiency 79.1%

Test Report:
134P131

LER = FW-84

Yearly Cost of 1000
lumens, 3000 hrs at
.08 KWH = $2.86

WN T8

ORDERING INFORMATION

SAMPLE NUMBER: WN-432A-UNV-EB81-U

Number of Lamps

(2)

4=4 Lamps

(Not Included)

Voltage

(3)

120V=120 Volt
277V=277 Volt
347V=347 Volt
UNV=Universal Voltage

120-277

(4)

Wattage
28T8=28W T8 (48")

(6)

32=32W T8 (48")

Lens
A=Acrylic Refractor/Lens

Options
GL=Single Element Fuse
GM=Double Element Fuse
EL=Emergency Installed

(5)

Series

(1)

WN=Commercial

Surface Wrap

Length
Blank=4' Length

NOTES:

(1)

Steel endplates with 7/8" KO standard for continuous row mounting.

(2)

2 point suspension recommended for 2 and 4 lamp models. 3 point suspension rec-

ommended for 8 foot tandems.

(3)

Products also available in non-US voltage and freqeuncies for international markets. 120V must be specified with a residential bal-

last.

(4)

Not Available when specifying emergencies, voltage must be specified.

(5)

A low profile battery pack is required for installation with standard ballast cover (con-

sult Cooper Lighting).

(6)

When utilizing 28W T8 lamps, HPT8 Ballast must be specified. Other ballast restrictions may apply. Consult your Cooper Lighting Representative

for availability and ordering information.

For complete product data, reference the Fluorescent Specification binder. Specifications & dimensions subject to change without notice. Consult your Cooper Lighting
Representative for availability and ordering information.

ACCESSORIES

SCF=Fixed Stem Set (Specify Length)
SCS=Swivel Stem Set (Specify Length)
SCA=Adjustable 48” Stem Set
WN-4LT-DEC-ENDS=Decorative End

Caps - 3 or 4 Lamps (2 pieces)
WN-CRA=Continuous Row Aligner
(24 pieces)

Candela

Angle Along II 45° Across⊥

0

5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90

3220 3220 3220
3225 3244 3247
3206 3249 3276
3158 3236 3288
3071 3194 3264
2952 3117 3192
2802 3002 3071
2623 2843 2905
2402 2629 2683
2100 2316 2319
1650 1842 1773

1174 1394 1305

902 1067 1019
714 806 844
561 608 739
408 463 661
258 366 567
123 286 476

6 196 407

Coefficients of Utilization

Effective floor cavity reflectance 20%

rc 80% 70% 50% 30% 10% 0%

rw 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10 0

RCR

0
1
2
3
4
5
6
7
8
9

10

Typical VCP Percentages

Height Along Height Across
Room Size (Ft.) 8.5’ 10.0’ 8.5’ 10.0’
20 x 20
30 x 30
30 x 60
60 x 30
60 x 60

Zonal Lumen Summary

Zone Lumens %Lamp %Fixture
0-30
0-40
0-60
0-90
90-180
0-180

2652 21.4 27.0
4407 35.5 44.9
7345 59.2 74.8
8954 72.2 91.2

860 6.9 8.8

9814 79.1 100.0

45 51 40 47
38 42 30 36
32 35 16 21
37 42 33 39
30 33 18 22

93 93 93 93 90 90 90 90 84 84 84 79 79 79 74 74 74 72
85 81 77 74 82 78 75 73 74 71 69 69 67 66 66 64 63 60
77 71 66 61 75 69 64 60 65 61 58 61 58 55 58 55 53 51
71 63 57 52 68 61 55 51 58 53 49 55 51 47 52 48 46 44
65 56 49 44 63 54 48 43 52 46 42 49 44 41 46 43 40 38
60 50 43 38 58 49 43 38 46 41 37 44 39 36 42 38 35 33
55 45 38 34 53 44 38 33 42 36 32 40 35 32 38 34 31 29
51 41 34 30 50 40 34 29 38 33 29 37 32 28 35 31 27 26
48 38 31 27 46 37 31 26 35 30 26 34 29 25 32 28 25 23
45 34 28 24 43 34 28 24 32 27 23 31 26 23 30 25 22 21
42 32 26 22 41 31 25 21 30 25 21 29 24 21 28 23 20 19

Options
DEC=Decorative End Cap
CRA=Continuous Row

Aligner

Packaging
U=Unit Pack

Ballast Type

(3)

EB8 =T8 Electronic Instant Start.

Total Harmonic Distortion < 10%

EB8

/PLUS= T8 Electronic Instant Start.

High Ballast Factor >1.13.
Total Harmonic Distortion < 20%

REB1= T8 Electronic Instant Start Residential Ballast.
ER8

=T8 Electronic Program Rapid Start.

Total Harmonic Distortion < 10%

ER8

/PLUS= T8 Electronic Program Start.

High Ballast Factor >1.13.
Total Harmonic Distortion < 10%

HPT8 Ballast
HB8

L=T8 Electronic Instant Start. Low Ballast Factor .77

HB8

=T8 Electronic Instant Start. Ballast Factor .88

HB8

N=T8 Electronic Instant Start. Normal Ballast Factor 1.0

HB8

H=T8 Electronic Instant Start. High Ballast Factor 1.15-1.2

HR8

DIM=T8 Electronic Program Start Step Dimming. Ballast Factor .88

HR8

L=T8 Electronic Program Start. Low Ballast Factor .77

HR8

=T8 Electronic Program Start. Ballast Factor .88

HR8

H=T8 Electronic Program Start. High Ballast Factor 1.15-1.2

No. of Ballast
1 or 2

No. of
Ballast
1 or 2

No. of Ballast
1 or 2

No. of
Ballast
1 or 2