Lightolier Skyway SKS2GPK217, Skyway SKS2GPK317 Installation Manual

Skyway SKS2GPK217 or 317

Page 1 of 2 2' x 2' Recessed Fluorescent, Tri-Lens Frame

Static or Air Supply/Return, 2 or 3 Lamp T8

Features

• Aesthetically pleasing triple lens design.

• Curved high light transmission frost white acrylic side lenses.

• Clear acrylic conical prismatic center lens.

• Internal reflector coated with 95% reflective white paint.

• 70.7% efficient 2 Lamp 17 watt T8.

• 72.9% efficient 3 Lamp 17 watt T8.

• 5" deep body.

• Black housing exterior for cooler ballast operating temperature.

• Eyeleted heat removal vents in fixture ends.

• Hemmed over side rails for maximum safety.

• Fixture ends turned-in for safe handling.

• Built-in earthquake clips.

• Door jamb finished black on four sides for positive light stop.

• True mitered corner aluminum lens frame.

• Spring loaded rooster head latches.

• 18 gauge steel hinges.

• Construction to meet NYC Code Requirements or Chicago Plenum is available.

Mounting Methods Dimensions

24" (610mm)

2" max.

24"

Exposed T-grid ceiling.

G

earthquake clip installed (lay-in grid)

15/16"

9/16"

5"

(127mm)

2" max.

or

T

Drywall Kit, Catalog Number: FK92X2.

24"

Exposed Slot T-grid ceiling

Skyway
Fixture

15/16"

or

9/16"

Support (by others)

Drywall Kit
(See Options)

Drywall

(by others)

Air supply slots

(SKA Only)

24" (610mm)

2" X 2-1/2" Access Plate with
(2) 7/8" (73mm) Dia. KO’s

5"

(127mm)

23-7/8"

(606mm)

15-11/16"

(398mm)

5"

(127mm)

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:

Section 5/Folio MA12-14 Rev. A

Skyway SKS2GPK217 or 317

Page 2 of 2 2' x 2' Recessed Fluorescent, Tri-Lens Frame

Static or Air Supply/Return, 2 or 3 Lamp T8

Model No. SKS2GPK217UNVHI

LER = FP - 58.1 IW - 31.7 BF - 0.93
Comparative yearly lighting energy cost per

1000 lumens = $4.13

Report Number: G2008293
Catalog Number: SKS2GPK217UNVHI
Lamps: (2) F17T8/TL835/PLUS/ALTO
Luminaire: Skyway Recessed 2' x 2' fixture

prismatic acrylic lens assembly.
Ballast: ICN-2P32-SC
Report is based on 1400 Lumens per lamp.

Efficiency: 70.7%
CIE Type-Direct-Indirect

Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.3
Shielding Angles: 90 90
Plane: 0-Deg 90-Deg
Luminous Length: 21.600 21.600

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 78 75 72 70 68 66 67 66 64
02 71 66 61 62 59 56 60 57 54
03 65 59 53 55 51 48 53 50 47
04 60 52 47 50 45 41 48 44 41
05 56 47 41 45 40 36 44 39 36
06 52 43 37 41 36 32 40 35 32
07 48 39 33 37 32 29 36 32 28
08 45 36 30 34 29 26 33 29 26
09 42 33 27 32 27 23 31 26 23

10 39 30 25 29 25 21 29 24 21

0

CANDELA DISTRIBUTION

0.0 45.0 90.0 FLUX

0 845 845 845

5 839 838 839 80

15 796 797 801 225

25 714 727 752 337

35 602 648 695 405

45 459 477 474 367

55 297 308 287 270

65 171 175 162 175

75 89 86 79 94

85 21 24 17 26

90 773

ZONAL LUMEN SUMMARY

ZONE LUMENS % LAMP % FIXT

00-030 642 22.9 32.4
00-040 1047 37.4 52.9
00-060 1684 60.1 85.1
00-090 1979 70.7 100.0

90-180 0000 0.0 000.0

00-180 1979 70.7 100.0

LUMINANCE DATA IN CANDELA/SQ. METER

AVERAGE AVERAGE AVERAGE AVERAGE

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

45 2156. 2240. 2226.
55 1720. 1783. 1662.
65 1344. 1375. 1273.
75 1142. 1103. 1014.
85 800. 914. 648.

Model No. SKS2GPK317UNVH3

LER = FP - 46.8 IW - 46.6 BF - 0.93
Comparative yearly lighting energy cost per

1000 lumens = $5.13

Report Number: G2008296
Catalog Number: SKS2GPK317UNVH3
Lamps: (3) F217T8.TL835/PLUS/ALTO
Luminaire: Skyway Recessed 2' x 2' fixture

prismatic acrylic lens assembly.
Ballast: ICN-3P32-SC
Report is based on 1400 Lumens per lamp.

Efficiency: 72.9%
CIE Type-Direct-Indirect

Plane: 0-Deg 90-Deg
Spacing Criteria: 1.2 1.1
Shielding Angles: 90 90
Plane: 0-Deg 90-Deg
Luminous Length: 21.600 21.600

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 80 77 74 72 70 68 69 68 66
02 74 68 64 64 61 58 62 59 56
03 68 61 55 57 53 49 55 52 49
04 62 54 48 51 47 43 50 46 42
05 58 49 43 47 42 38 45 41 37
06 53 44 38 42 37 33 41 37 33
07 50 40 34 39 34 30 38 33 30
08 46 37 31 36 31 27 35 30 27
09 44 34 29 33 28 24 32 28 24

10 41 32 26 31 26 22 30 25 22

0

CANDELA DISTRIBUTION

0.0 45.0 90.0 FLUX

0 1391 1391 1391

5 1384 1378 1381 131

15 1312 1309 1315 370

25 1175 1172 1166 539

35 984 952 956 602

45 720 714 732 553

55 447 475 435 412

65 260 274 249 269

75 140 131 125 145

85 33 35 28 39

90 12 13 5

ZONAL LUMEN SUMMARY

ZONE LUMENS % LAMP % FIXT

00-030 1040 24.8 34.0
00-040 1642 39.1 53.7
00-060 2607 62.1 85.2
00-090 3060 72.9 100.0

90-180 0000 0.0 000.0

00-180 3060 72.9 100.0

LUMINANCE DATA IN CANDELA/SQ. METER

AVERAGE AVERAGE AVERAGE AVERAGE

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

45 3382. 3353. 3438.
55 2588. 2750. 2519.
65 2043. 2153. 1957.
75 1796. 1681. 1604.
85 1257. 1334. 1067.

Ordering Information

Explanation of Catalog Number. Example: SKS2GPK217UNVHI

K

Center Lens:
K= Pattern 19

.156 Virgin
Acyrlic Lens

has side rails

Skyway

Recessed

Fluorescent

SK

SY

2

Body Style:

S = Static

A = Air

Standard Skyway

For NYC Code – I.B.E.W. Manufactured

Fixture

Width

Ceiling Type:

G = Standard

Grid

T = Slot Grid

P

Side Lens:

P= Frost White

Acrylic Lens

Options/Accessories

Fusing: Internal fast blow fusing: SUFFIX: A.

Internal slow blow fusing: SUFFIX: C.
Drywall Kit: Order Catalog Number: FK92X2.
Electrical Wiring Options: Consult factory.
For motion or light sensor: See Folio OA20-10 and OA20-30.

Specifications

Performance: In an installation of 2 lamp 17W luminaires in a room cavity ratio of 1,

with reflectance 80% ceiling, 50% wall, 20% floor, the C.U. shall not be less than .75.
To reduce glare the average brightness at 65° shall not exceed 1375 candelas per
square meter. To control veiling reflections, luminaire output in the 30°-90° zone shall
not be less than 67.6%.
Air Handling: (SKA only) side air passages for air supply or air return. Supply air is
discharged vertically. Optional side closure strips. Air return is also provided through the
lamp compartment through fixture body ends.
Materials: Chassis parts are die-formed code gauge cold rolled steel. Housing
hemmed over and housing ends turned-in for safe handling.

17

Lamp

Quantity
2=2 Lamp
3=3 Lamp

Specifications (continuned)

Finish: Chassis exterior–black baked polyester enamel. Cavity–white baked poly-

ester enamel minimum 86% reflectance. Rust preventative undercoating. Reflectors-
95% reflective white powder coated.

Lens: Proprietary high quailty frost white acrylic and clear conical prism lens assembly.
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°.
UL Listed for damp locations.
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:

Lamp:

(By Others)

17 =T8 17W

(Nominal 24")

Voltage:

120, 277 or

UNV=120-277

1 or 2 Lamp Elec. T8 SO* H
1-3 Lamp Elec. T8 O3* H3* 0.88
Advance Optanium

1 or 2 Lamp Elec. T8 – C5* 0.80
1 - 3 Lamp Elec. T8 – C6* 0.81

LOL Dimming T8 PS* –
*Instant Start Standard
Other dimming options. Consult factory.

NOTE:
For T8 UNV, you must use H

Ballast Type:

<20THD <10THD Factor

I

OR H3 Ballast Code.

Options:

Add appropriate suffix

to catalog no., ie: (A)

Ballast

I* 0.88

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

Section 5/Folio MA12-14 Rev. A