COOPER LIGHTING - METALUX
®
DESCRIPTION
GC8IC is a premium grade specification lensed troffer series. This innovative, high quality luminaire is dedicated to the latest T8 lamp and micro electronic ballast technology for optimal performance and energy efficiency. The GC8IC is compatible with all of today’s popular ceiling systems and is available with a number of options and accessories for application versatility.
Catalog #
The GC8IC series features efficiency, quality and performance. The GC8IC is designed for installations when the housing will be in direct contact with insulation.
Prepared by
Type
Project Date
Comments
SPECIFICATION FEATURES Construction
Electrical**
Frame/Shielding
Unitized low profile recessed housing is die formed of code gauge prime cold rolled steel with full length stiffeners and unibody endplate for added strength. Ballast cover is easily removed without tools. Die formed captive lampholder bracket fully encloses lampholder wiring for easy lampholder replacement. Ample KOs are provided for continuous row wiring. Built-in grid-lock feature for safety and convenience.
Ballasts are CBM/ETL Class “P” and are positively secured by mounting bolts. Rotor-lock lampholders. UL/cUL Listed Type IC Recessed Luminaire for direct contact with insulation. Suitable for damp locations.
Heavy gauge flat steel door is die formed with reinforced mitered corners. Housing and door frame assemblies incorporate full width mechanical light traps. Light stabilized, acrylic prismatic lens.
Finish
Controls
Multistage, iron phosphate pretreatment ensures maximum bonding and rust inhibition. Lighting grade baked white enamel finish with premium reflectance for high efficiency.
Fifth Light ballast options are offered for both 0-10V continuous dimming and DALI applications. Combine with energy-saving products like occupancy sensors, daylighting controls, and lighting relay panels from Cooper Controls (www.coopercontrol.com) to maximize energy savings.
Hinging/Latching
Positive Cam latch with baked white enamel finish. Safety-lock T-hinges allow hinging and latching either side.
2GC8IC 217 2U1-5/8 2U6T8 317 417 2' X 2' TROFFER 2, 3 OR 4 LAMPS
Specification T8 Troffer
3-1/4" [83mm]
FOR USE IN INSULATED CEILINGS
23-3/4" [603mm]
ENERGY DATA Input Watts: EB Ballast & STD Lamps 217 (36) , 2U1-5/8 (61), 2U6T8 (61) 317 (52), 417 (63)
LAMP CONFIGURATIONS
MOUNTING DATA
417
2U6T8
1-1/2" [38mm]
3-1/4" [83mm]
3-1/4" [83mm] X=5-3/16" [132mm]
23-3/4" [603mm]
6" 6" X [152mm] [152mm] 23-3/4" [603mm]
X=4-3/16" [107mm] Y=4-3/4" [121mm]
23-15/16" [610mm]
HB Ballast & STD Lamps 217 (31) , 417 (59)
X
23-3/4" [603mm]
Luminaire Efficacy Rating LER = FL-55 Catalog Number: 2GC8IC-217A
3-1/4" [83mm]
3-1/4" [83mm] X=1-5/8" [41mm]
Y
317
2U1-5/8
2-3/4" [70mm] 5-3/4" [146mm]
X
10-3/8" X [264mm] 23-3/4" [603mm]
X=5-3/8" [137mm]
X
X
X
Yearly Cost of 1000 lumens, 3000 hrs at .08 KWH = $4.36
23-3/4" [603mm]
217
DOOR FRAMES GC8 F lat, White Steel
3-1/4" [83mm]
GC8FA F lat, E xtruded White Alum inum
GC8RA D eep, R egressed, E xtruded Natural Alum inum
*Reference the lamp/ballast data in the Technical Section for specific lamp/ballast requirements.
10-3/4" [274mm] 23-3/4" [603mm]
**Consult Pre Sales Technical Support. ***Full sized ballast cover for biaxial lamps and emergency option.
CEILING COMPATIBILITY G Grid/Lay-in Standard
G Concealed T
G Slot Grid
F Flange Trim With Supporting Swing Gates
Ceiling Type
Trim Type
Exposed Grid Concealed T Slot Grid Flange
G G G F
LAMPS CONTAIN MERCURY. DISPOSE ACCORDING TO LOCAL, STATE OR FEDERAL LAWS
Safe and convenient means of disconnecting power.
(Verify compatibility/ consult factory.)
COOPER LIGHTING
ADF100883
2GC8IC
PHOTOMETRICS
2GC8IC-217A Electronic Ballast (2) F17/SPX35 T8 lamps 1350 lumens Spacing criterion: (II) 1.2 x mounting height, (⊥) 1.4 x mounting height Efficiency 78% Test Report: 2GC8IC217A.IES LER = FL-63 Yearly Cost of 1000 lumens, 3000 hrs at .08 KWH = $3.81
Angle 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
Along II 828 827 815 795 766 727 678 621 550 469 378 300 229 174 129 100 73 38 0
Across ⊥ 828 829 826 821 812 794 762 720 669 595 496 384 284 197 148 116 84 43 0
45° 828 825 817 805 787 761 724 675 609 520 429 335 241 160 107 84 70 40 0
Coefficients of Utilization
rc rw RCR 0 1 2 3 4 5 6 7 8 9 10
93 82 72 64 57 51 47 42 39 36 33
93 79 67 58 51 45 40 36 32 29 27
93 76 63 53 46 40 35 31 28 25 23
91 83 76 70 64 59 55 51 48 45 42
91 80 71 63 56 51 46 42 38 35 32
91 77 66 57 50 44 39 35 32 29 27
91 75 62 53 45 40 35 31 28 25 23
20% 50% 50 30 10
30% 50 30 10
50
87 77 68 61 54 49 44 41 37 34 32
83 74 66 58 53 47 43 39 36 33 31
80 71 63 57 51 46 42 38 35 33 30
87 75 64 56 49 43 39 35 32 29 26
87 72 61 52 45 39 35 31 28 25 23
83 72 62 54 48 43 38 34 31 28 26
Zonal Lumen Summary
Luminance Data
Zone 0-30 0-40 0-60 0-90 0-180
Angle in Deg 45 55 65 75 85
Lumens 657 1076 1785 2106 2106
%Lamp 24.3 39.9 66.1 78.0 78.0
Candela Angle 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90
Along II 1633 1629 1604 1562 1503 1428 1334 1220 1076 917 736 578 442 329 246 192 141 78 0
Across ⊥ 1633 1633 1627 1612 1587 1544 1473 1378 1266 1110 919 718 522 375 283 224 164 81 0
45° 1633 1626 1611 1584 1545 1488 1410 1305 1168 999 816 636 455 300 203 160 134 80 0
Coefficients of Utilization
Effective floor cavity reflectance 80% 70% 70 50 30 10 70 50 30 10 93 85 78 72 66 61 56 52 49 46 43
2GC8IC-417A Electronic Ballast (4) F17/SPX35 T8 lamps 1350 lumens Spacing criterion: (II) 1.2 x mounting height, (⊥) 1.3 x mounting height Efficiency 75.2% Test Report: 2GC8IC417A.IES LER = FL-64 Yearly Cost of 1000 lumens, 3000 hrs at .08 KWH = $3.75
Candela
%Fixture 31.2 51.1 84.8 100.0 100.0
Average 0-Deg cd/sm 2330 1838 1447 1358 1532
83 70 60 51 44 39 34 31 27 25 23
10% 30 10
Average 45-Deg cd/sm 2584 2052 1330 1140 1613
80 70 61 53 47 42 37 34 31 28 26
80 68 58 50 44 38 34 30 27 25 23
0% 0 78 67 57 49 42 37 32 29 26 23 21
Average 90-Deg cd/sm 2956 2352 1638 1575 1733
rc rw RCR 0 1 2 3 4 5 6 7 8 9 10
Effective floor cavity reflectance 80% 70% 70 50 30 10 70 50 30 10 89 82 75 69 64 59 55 51 47 44 42
89 79 70 62 55 50 45 41 37 34 32
89 76 65 56 49 43 39 35 31 29 26
89 73 61 52 44 39 34 30 27 24 22
87 80 74 67 62 57 53 49 46 43 41
87 77 68 61 54 49 44 40 37 34 31
87 75 64 55 49 43 38 34 31 28 26
87 72 60 51 44 38 34 30 27 24 22
20% 50% 50 30 10
30% 50 30 10
50
84 74 66 59 52 47 43 39 36 33 31
80 71 63 56 51 46 42 38 35 32 30
77 69 61 55 49 45 41 37 34 32 29
84 72 62 54 47 42 38 34 31 28 26
84 70 59 50 43 38 34 30 27 24 22
80 69 60 53 46 41 37 33 30 28 25
Zonal Lumen Summary
Luminance Data
Zone 0-30 0-40 0-60 0-90 0-180
Angle in Deg 45 55 65 75 85
Lumens 1287 2098 3446 4058 4058
%Lamp 23.8 38.9 63.8 75.2 75.2
%Fixture 31.7 51.7 84.9 100.0 100.0
Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800
Average 0-Deg cd/sm 4556 3541 2735 2606 3144
80 68 57 49 43 38 33 30 27 24 22
10% 30 10
Average 45-Deg cd/sm 4964 3896 2494 2172 3225
FAX 770.486.4801 2/25/16
77 67 58 51 45 40 36 33 30 27 25
77 66 56 49 42 37 33 29 27 24 22
0% 0 75 64 55 47 41 36 31 28 25 23 21
Average 90-Deg cd/sm 5515 4398 3118 3041 3265
ADF100883
2GC8IC
ORDERING INFORMATION SAMPLE NUMBER: 2GC8IC-2U6T8A-UNV-EB81-U
Number of Lamps (2) , (5) 2, 3 or 4 Lamps
Rating Blank= Standard ATW-SW4= Chicago Rated
(Not included)
Wattage 17=17W T8 (24") U6T8=32W (24") (5), (8) U1-5/8=31W T8 (24") (5), (7)
Width 2=2' Width Trim Type G=Grid/Lay-in (Standard) (1) G=Concealed T G=Slot Grid F=Flange Trim
Shielding A=#12 Acrylic Pattern A125=#12 Acrylic Pattern (.125" Thickness) A19/156=#19 Acrylic Pattern (.156" Thickness) PB1S=1/2" x 1/2" x 1/2" Silver Parabolic Louver (Styrene)
Series C8=Specification T8 Troffer Type IC=IC Rated Door Frame Standard=Flat White Steel Door (Leave Blank) FA=Flush White Extruded Aluminum c/w Spring Latch RA=Regressed White Extruded Aluminum FAN=Flush Natural Anodized Extruded Aluminum RAN=Regressed Natural Anodized Extruded Aluminum FAB=Flush Black Extruded Aluminum RAB=Regressed Black Extruded Aluminum
(1)
Voltage (3) 120V=120 Volt 277V=277 Volt 347V=347 Volt UNV=Universal Voltage 120-277 (4) Options GL=Single Element Fuse GM=Double Element Fuse Lamps=Lamps Installed Flex=Flex Installed EL=Emergency Installed
(2)
NOTES: An EQ Grid Clip is recommended for all 9/16" ceiling systems. Standard off-center ballast on 3-lamp (3) (4) fixtures. Products also available in non-US voltages and frequencies for international markets. Not available (5) (6) when specifying emergencies, voltage must be specific. 2 lamps maximum for U6T8 and U1-5/8. For a complete listing of Fifthlight Technology products and other solutions from Cooper Controls, visit (7) (8) www.coopercontrol.com. Fifthlight ballast option not available. Ballast Factor is 0.88 for 4 lamp 32W T8 fixtures. (9) (10) 0-10V ballast do not include DALI feature. Please select DALI ballast for use with Fifth Light system. Specification grade 0-10V dimming ballast are NEMA premium and CEE listed. They are compatible with low mercury and energy (11) (12) saving lamps. Specification Grade 0-10V ballast not offered in 3 or 4-lamp versions. Standard 0-10V ballast not offered in 3 or 4-lamp versions. Specifications & dimensions subject to change without notice. Consult your Cooper Lighting Representative for availability and ordering information.
Ballast Type EB8 =T8 Electronic Start. Total Harmonic Distortion < 10% EB8 /PLUS= T8 Electronic Start. Total Harmonic Distortion < 10%. High Ballast Factor > 1.15. ER8 = T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10% High Performance T8 Ballasts HB8 =T8 Electronic Instant Start. Total Harmonic Distortion < 10%. Standard Ballast Factor .86 – .88 HB8 L=T8 Electronic Instant Start. Total Harmonic Distortion < 10%. Low Ballast Factor .77 – .82 HB8 N=T8 Electronic Instant Start. Total Harmonic Distortion < 10%. Normal Ballast Factor 1.0 HB8 H=T8 Electronic Instant Start. Total Harmonic Distortion < 10%. High Ballast Factor 1.15 – 1.20 HR8 T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%. Standard Ballast Factor .86 – .88 HR8 DIM=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%. Step Dimming. Ballast Factor .88 HR8 L=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%. Low Ballast Factor .71 – .79 HR8 H=T8 Electronic Program Rapid Start. Total Harmonic Distortion < 10%. High Ballast Factor 1.15 – 1.20
Options REP=Riveted End Plate PAF=Painted After Fabrication (see options & accessories) Packaging U=Unit Pack PAL=Job Pack, out of carton PALC=Job Pack, in carton
0-10V Dimming Ballasts (9) 5LTV8 =T8 0-10V Program Rapid Start. Total Harmonic Distortion < 10%. Ballast Factor 0.87 (12) 5LTVS8 =T8 0-10V Spec Grade Program Rapid Start. Total Harmonic Distortion < 10%. Ballast Factor 0.87 (10), (11) Fifth Light DALI Ballasts (6) 5LT8 =T8 DALI Program Rapid Start. Total Harmonic Distortion < 10%. Ballast Factor 1.0 Number of Ballasts 1=1 Ballast 2=2 Ballasts 3=3 Ballasts
ACCESSORIES EQ-CLIP-U=T-BAR Safety Earthquake Clips (1) FCTKA-22W-U=Field Installed Flange Kit
FCTK
A – 24
R W – U
Trim Kit Field Convertible
22=2' x 2' 24=2' x 4'
N=Natural W=White
Blank=Single R=In Row E=End Row
U=Unit Pack
Aluminum
SHIPPING INFORMATION Catalog No.
Wt.
2GC8IC-2U6T8 2GC8IC-2U1-5/8A 2GC8IC-317A 2GC8IC-217A 2GC8IC-417A
12 lbs. 12 lbs. 10 lbs. 10 lbs. 10 lbs.
Visit our web site at www.cooperlighting.com Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800
FAX 770.486.4801
2/25/16
ADF100883
