Lightolier ST4WA232120SO, ST4WA254UNVPG, ST4WA232UNVHI Specification

Sealatron Enclosed Industrial Fluorescent STW Series

Page 1 of 2 Wet /Damp Locations, Rapid Start, Slimline/High Output

1 or 2 Lamp T5, T5HO, T8, T8HO or T12HO

Features

• Wet Location-Areas of high humidity, water vapor, rain, incidental water spray, or
other non-corrosive or non-flammable liquid. (UL-Listed)

• NSF Certified for Non-Food Zone installation.

• IP67 rating.

• Acceptable for outdoor as well as indoor installations.

• One-piece impact resistant, non-conductive, non-corrosive housing, reinforced
polyester fiberglass housing.

• Smooth exterior surface for easy cleaning.

• Lighting channel has high reflectance baked white enamel finish.

• Two gasketed threaded (1/2" trade size) wet location hubs installed on ends.

• High impact DRacrylic molded lens.

• Crepe pattern inner surface lens.

• Continuous, compressible, closed-cell neoprene gasket bonded to housing.

• ABS lock-tight plastic molded cam-action tension latches.

• K.O.’s provided throughout for easy access.

• Can be surface (wall/ceiling) or suspended mounted unless otherwise specified.

• Mounting brackets available, order separately.

Mounting Methods Dimensions

virgin acrylic lens opens
easily, hinges either side

cam action tension latches

Shallow Lens Version

(Standard)

Deep Lens Version
for high ambient, or
when 800mA lamps
are operated on
T12HO ballasts.

Job Information Type:

Job Name:

For Factory Technical Information: [phone] • Fax [phone]
631 Airport Road, Fall River, MA 02720 • [phone] • Fax [phone]
We reserve the right to change details of design, materials and finish.

www.lightolier.com © Philips Group

Cat. No.:

Lamp(s):

Volts/Ballast:

Section7/Folio Q20-32 REV. F

Sealatron Enclosed Industrial Fluorescent STW Series

Page 2 of 2 Wet /Damp Locations, Rapid Start, Slimline/High Output

1 or 2 Lamp T5, T5HO, T8, T8HO or T12HO

Model No. ST4WA232120SO

LER = FP - 79 IW - 54 BF - 0.88
Comparative yearly lighting energy cost per

1000 lumens = $3.04

Report Number: 20017
Catalog Number: ST4WA232120SO
Lamps: F32T8
Luminaire: Sealatron, enclosed industrial
with high impact DR acrylic lens for
wet/damp locations.
Ballast: Triad B232I120RH
Report is based on 2850 Lumens per lamp.

Efficiency: 85.1%
CIE Type-Direct-Indirect

Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.5

COEFFICIENTS OF UTILIZATION –

ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20

RC 80 70 50

RW 70 50 30 70 50 30 50 30

01 88 82 78 84 80 76 75 71
02 79 70 64 76 68 61 64 58
03 70 60 53 68 58 52 56 48
04 65 54 45 61 52 44 48 41
05 58 47 39 56 46 38 42 36
06 55 42 34 53 40 34 39 32
07 51 38 29 48 36 29 34 28
08 46 34 27 45 34 27 32 26
09 44 32 25 41 30 23 28 23

10 40 28 22 40 28 22 27 20

LUMINANCE DATA IN CANDELA/SQ. METER

AVERAGE AVERAGE AVERAGE AVERAGE

IN DEG. 0-DEG. 45-DEG. 90-DEG.

45 5162. 5457. 5986.
55 4608. 5337. 6090.
65 3872. 5287. 6339.
75 3090. 5685. 6743.
85 2194. 5573. 6459.

0

CANDELA DISTRIBUTION

ZONAL LUMEN SUMMARY

0.0 45.0 90.0

0 1109 1109 1109

5 1102 1105 1104

15 1066 1096 1116

25 988 1063 1117

35 871 1007 1110

45 717 921 1065

55 528 796 973

65 336 661 867

75 174 552 739

85 53 369 511

95 19 199 323

105 15 112 190

115 7 56 83

125 3 28 39

135 2 13 23

145 4713

155 446

165 557

175 678

ZONE LUMENS % LAMP % FIXT

00-030 0905 15.9 18.7
00-040 1532 26.9 31.6
00-060 2923 51.3 60.3
00-090 4438 77.9 91.5

90-180 0412 7.2 008.5

00-180 4850 85.1 100.0

Model No. ST4WA254UNVPG

LER = FP - 62.7 IW - 110.7 BF - 1.0
Comparative yearly lighting energy cost per

1000 lumens = $3.83

Report Number: 26075
Catalog Number: ST4WA254UNVPG
Lamps: (2) F54T5 HO
Luminaire: Sealatron, enclosed industrial

with high impact DR acrylic lens for

wet/damp locations.
Ballast: ICN-2S54-90C
Report is based on 4400 Lumens per lamp.

Efficiency: 78.8%
CIE Type-Direct-Indirect

Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.5

COEFFICIENTS OF UTILIZATION –

ZONAL CAVITY METHOD. EFFECTIVE
FLOOR CAVITY REFLECTANCE 0.20

RC 80 50 30

RW 70 50 30 50 30 10 50 30 10

01 82 77 73 70 67 64 66 63 61
02 73 66 59 60 55 51 56 52 49
03 66 57 49 52 46 41 49 44 40
04 60 50 42 46 39 35 43 28 33
05 55 44 36 41 34 29 38 33 29
06 51 40 32 36 30 25 34 29 25
07 47 36 28 33 27 22 31 26 22
08 44 32 25 30 24 20 29 23 19
09 41 30 23 28 22 18 26 21 17

10 38 27 21 25 20 16 24 19 16

LUMINANCE DATA IN CANDELA/SQ. METER

AVERAGE AVERAGE AVERAGE AVERAGE

IN DEG. 0-DEG. 45-DEG. 90-DEG.

45 8406. 9317. 8990.

55 7591. 9086. 8836.

65 6234. 8819. 9246.

75 4808. 10613. 10659.

85 3284. 10864. 9351.

0

CANDELA DISTRIBUTION

0.0 45.0 90.0 FLUX

0 1621 1621 1621

5 1605 1644 1605 155

15 1550 1632 1620 455

25 1429 1579 1610 717

35 1270 1488 1576 915

45 1055 1350 1477 1011

55 786 1145 1312 985

65 489 911 1185 886

75 245 822 1108 776

85 72 535 716 522

90 31 383 570

95 32 285 476 294

105 24 106 181 122

115 10 65 61 49

125 3 33 46 25

135 3 16 25 11

145 5815 6

155 6673

165 8772

175 8881

180 888

ZONAL LUMEN SUMMARY

ZONE LUMENS % LAMP % FIXT

00-030 1328 15.1 19.1
00-040 2242 25.5 32.3
00-060 4238 48.2 61.6
00-090 6422 73.0 92.6

90-120 465 5.3 6.7
90-130 490 5.6 7.1
90-150 507 5.8 7.3
90-180 513 5.8 7.4

00-180 6934 78.8 100.0

Ordering Information

Explanation of Catalog Number. Example: ST4WA232UNVHI

‡

ST W A

Sealatron

Enclosed
Industrial

Fluorescent

‡No product change. New Catalog Number Designation.

Options/Accessories

Water Tight Kits: One installed each end of fixture. For additional kits, order Catalog Number: STW-DC2.
Electrical/Wiring Options: Consult factory.
Radio Interference Filter: 120 or 277 volt, 50 or 60 Hz. One per fixture. Suffix: R; One per ballast. Suffix: B.
Fusing:Internal fast-blow fusing. Suffix: A.; Internal slow-blow fusing. Suffix: C.

Specifications

Materials: Inner Chassis parts are die-formed code gauge cold rolled steel, 1-5/8" deep x 4-5/8"

channel width.
Lens: Molded, one-piece impact resistant .125" starting thickness smooth virgin acrylic with crepe on
inner surface. Lens enclosure shall be fully gasketed to seal fixture from dirt, moisture and other cont­aminents.

Latches: Lock-tight molded cam-action tension latches, securely clamp to fixture.
Finish: Inner chassis exterior–baked white polyester enamel, 84% minimum reflectance.

Fixture Length:

2=24"
4=48"
8=96"

(Nominal)

Wet/Damp

Location

W= Wet

Location

A=DR Acrylic

Crepe Lens

Two Top Mounting Brackets: Order Catalog Number:

STW TOP BRKT.

Two Surface or Chain Mounting Brackets:: Order Catalog Number:

STW END BRKTS.

Number of

Lamps

in Width:
1=1 Lamp

1 Lamp in Tandem

96" Unit

2=2 Lamp

2 Lamp in Tandem

96" Unit

Lamp/Fixture
Length/Watts:

17 = 17W T8 2' Length

32 = 32W T8 4' Length
44HO = 44W T8, 380mA, 4' Length
48HO = 60W T12, 800mA, 4' Length

28 = 28W T5 4' Length

54 = 54W T5 4' Length

59SL = 59W SL T8, 8' Length
86HO = 86W T8, 380mA, 8' Length
96HO = 120W T12, 800mA, 8' Length

(1 or 2 Lamps in Tandem

for 8' Fixtures)

(Nominal 48")

Voltage:

120, 277 or

UNV=120-277

1 or 2 Lamp Elec. T12 SS –
1 or 2 Lamp Elec. T8 SO * HI *
1-4 Lamp Elec. T8 O4 * H4 *
1 & 2 Lamp 28W Elec. T5 – PI †
1 & 2 Lamp 28W Elec. T5 – PG ††
1 & 2 Lamp 54W Elec. T5 – PG ††
1-4 Lamp 54W Elec. T5 – PV ††
LOL T8 dimming PS –

Other dimming options. Consult Factory.
* Instant Start Standard
† Instant Start (120, 277)
†† Program Rapid Start (UNV only)

NOTE:
For T8 UNV, you must use HI, H4 Ballast Code.

BALLAST:

<20THD <10THD

OPTIONS:

Add appropriate suffix to

catalog no., ie: (R)

Electrical: Thermally protected class “P” ballast C.B.M. approved, non PCB. If K.O. is within 3" of
ballast, use wire suitable for at least 90°.
Labels: I.B.E.W./UL and ULc Listed.
This product may have a mercury containing lamp. Manage in accord with Disposal Laws.
See: www.lamprecycle.org

Job Information Type:

For Factory Technical Information: [phone] • Fax [phone]
631 Airport Road, Fall River, MA 02720 • [phone] • Fax [phone]
We reserve the right to change details of design, materials and finish.

www.lightolier.com © Philips Group

Section7/Folio Q20-32 REV. F