Lightolier Calculite 784 User manual

Calculite®Incandescent Open Downlight 784/7084
Page 1 of 2 6”Aperture T4 (T.H.) Ellipsoidal Reflector
14 1/2"
14 1/2"
15 1/2"
5 3/8"
Molded
Trim Ring
Flush Trim
(Molded trim ring removed)
White or
Polished Flange
Top View
1
2
3
4
5
6
7 8 9
3"
14 5/8"
1 1/8" min.
1 7/8" max.
(Ceiling Runner)
6" Dia..
5 5/8" Dia.
7 1/4" Dia.
1" max.
Ceiling Thickness
Job Information Type:
Job Name:
Cat. No.:
Lamp(s):
Notes:
Lightolier a Genlyte Thomas Company www.lightolier.com
631 Airport Road, Fall River, MA 02720 •[phone] •Fax [phone]
We reserve the right to change details of design, materials and finish.
© 2003 Genlyte Thomas Group LLC (Lightolier Division) •B0703
Features
1. Socket Cup: Heat dissipating die-cast aluminum with mini-can base porce-
lain socket, nickel plated screw shell No.18 SF1 leads to J-Box effectively
acts to cool and properly stabilize lamp temperature. Adjustable socket fea-
ture allows same fixture to be operated as wide or narrow distribution
downlight.
2. Mounting Brackets: Adjust vertically from inside of fixture. Durable 16
ga. steel construction. Use with standard 3/4" or 1 1/2" lathing channels (by
others), or Lightolier accessory mounting bars.
3. Retaining Springs: Precision tooled springs secure aperture mounting
frame for quick tool-less installation.
4. Reflector: Specular clear Alzak®upper reflector, retained by spring latches
for inspection and maintenance, top relampable.
5. Junction Box: 14 ga. steel, 4" x 3 1/2" x 2" box.
6. Thermal Protector: Meets NEC and UL requirements. Insulation must be
kept 3" away from fixture sides and wiring compartments and must not be
placed above fixture in a manner which will entrap heat.
7. Aperture Cone: 16 ga. Specular Alzak®aluminum, or optical black multi-
groove. Available with white or polished flange, or with removable white
molded trim ring (field paintable).
8. Multigroove Baffle: One piece seamless aluminum. Sharply detailed con-
centric rings with "sawtooth" profile, optical black finish.
9. Mounting Collar: Die-formed steel painted in baked black enamel.
Other Reflector Finish Options
Comfort Clear Diffuse CCD Specular Black BK
Specular Gold GD Black Multi-Groove MG
(MG is only available with molded trim ring)
Flange Options
White W
Polished Flange P
Flangeless Leave Blank (molded trim ring)
Accessories/Options
18" Mounting Bars 1950 (set of 2)
27" Mounting Bars 1951 (set of 2)
T-Bar Anchor Clips 1956 (set of 4, for 1950 & 1951 bars)
Wood Joist Mtg. Bars 7994 (set of 2)
Sloped Ceiling Adapters 7925 (see SCA specification sheet)
Step Down Transformer 7997 (see 7997 specification sheet)
Chicago Air Plenum LC (add suffix to Frame-in Kit, requires
access from above ceiling)
Electrical
UL Listed for maximum of 8 No. 12, 75˚C through branch circuit
conductors, or 60˚C supply conductors for end of run.
Labels
UL Listed (Suitable for damp locations), I.B.E.W.
Install fixtures with minimum spacing of: 4' between centers of adjacent fix-
tures; and 3" between top of fixture and overhead building member; and 2’
between fixture center and building side wall.
Alzak®is a registered trademark of ALCOA.
Ceiling Cutout: 6 1/2" Dia.
Reflector Trims Frame-In Kit Lamp
784CLW Specular Clear finish with white flange 7084 T4 400W-500W Tungsten
784CLP Specular Clear finish with polished flange Halogen Frosted (Mini-can base)
784CL Specular Clear finish with molded trim ring (flangeless)
784 Add suffix for other finishes (see options)

Use quick calculator chart to determine spacing of luminaires for desired level of illumination.
Conversion Factor:
400W T-4: F.C. X 0.8
80% Ceiling; 50% Walls; 20% Floor
Room Surface Reflectances:
500 W T-4 Tungsten Halogen
9500 Lumens Per Lamp
RCR = 10 (Rm. Width - Mtg. Ht. above work plane)
RCR = 5 (Rm. Width - 2 x Mtg. Ht. above work plane)
RCR = 1 (Rm. Width - 10 x Mtg. Ht. above work plane)
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
INITIAL FOOTCANDLES
21 22 23 2419 20181716141311 1510 129876
60 120 180 5240 300 360 420 480 540
15
30
45
60
75
90
105
120
135
150
Use quick calculator chart to determine spacing of luminaires for desired level of illumination.
Conversion Factor:
400W T-4: F.C. X 0.8
80% Ceiling; 50% Walls; 20% Floor
Room Surface Reflectances:
500 W T-4 Tungsten Halogen
9500 Lumens Per Lamp
RCR = 10 (Rm. Width - Mtg. Ht. above work plane)
RCR = 5 (Rm. Width - 2 x Mtg. Ht. above work plane)
RCR = 1 (Rm. Width - 10 x Mtg. Ht. above work plane)
CENTER TO CENTER DISTANCE OF FIXTURES IN FEET
INITIAL FOOTCANDLES
21 22 23 2419 20181716141311 1510 129876
60 120 180 5240 300 360 420 480 540
15
30
45
60
75
90
105
120
135
150
2000
4000
90
60
30
6000
8000
COEFFICIENTS OF UTILIZATION
% EFFECTIVE CEILING CAVITY REFLECTANCE
80 70 50 30 10 0
ROOM CAVITY RATIO
20% FLOOR CAVITY REFLECTANCE
50 30 10 50 30 10 50 30 10 50 30 10 50 30 10 0
.90 .88 .86 .88 .86 .85 .85 .84 .82 .82 .81 .80 .79 .78 .78 .76
.84 .81 .79 .83 .80 .78 .80 .78 .76 .78 .76 .75 .76 .74 .73 .72
.80 .76 .74 .79 .76 .73 .77 .74 .72 .75 .73 .71 .73 .71 .70 .69
.76 .72 .69 .75 .71 .69 .73 .70 .68 .72 .69 .67 .70 .68 .66 .65
.72 .68 .65 .71 .67 .65 .70 .66 .64 .68 .66 .63 .67 .65 .63 .62
.69 .65 .62 .68 .64 .62 .67 .64 .61 .66 63 .61 .65 .62 .60 .59
.66 .62 .59 .65 .61 .59 .64 .61 .58 .63 .60 .58 .63 .60 .58 .57
.63 .59 .56 .62 .58 .56 .61 .58 .55 .61 .58 .63 .60 .57 .55 .54
.59 .55 .53 .59 .55 .53 .58 .55 .53 .58 .55 .52 .57 .54 .52 .51
.57 .53 .50 .56 .52 .50 .56 .52 .50 .55 .52 .50 .54 .52 .49 .49
1
2
3
4
5
6
7
8
9
10
% WALL REFLECTANCE
Conversion Factor: For 400W T4 units, multiply C.U.’s by 1.0
ITL, Inc. Report No. 12327C; Date: 12-9-69
COEFFICIENTS OF UTILIZATION
% EFFECTIVE CEILING CAVITY REFLECTANCE
80 70 50 30 10 0
ROOM CAVITY RATIO
20% FLOOR CAVITY REFLECTANCE
50 30 10 50 30 10 50 30 10 50 30 10 50 30 10 0
.86 .85 .83 .85 .83 .82 .82 .81 .79 .79 .78 .77 .76 .76 .75 .74
.81 .78 .76 .80 .77 .75 .77 .75 .73 .75 .73 .72 .73 .72 .70 .69
.76 .73 .70 .75 .72 .70 .73 .71 .69 .71 .69 .67 .70 .68 .66 .65
.72 .68 .65 .71 .67 .65 .69 .66 .64 .68 .65 .63 .66 .64 .62 .61
.68 .63 .60 .67 .63 .60 .66 .62 .60 .64 .61 .59 .63 .61 .59 .58
.64 .60 .57 .64 .60 .57 .62 .59 .56 .61 .58 .56 .60 .58 .56 .55
.61 .56 .53 .60 .56 .53 .59 .56 .53 .58 .55 .53 .58 .55 .53 .52
.57 .53 .50 .57 .53 .50 .56 .52 .50 .55 .52 .49 .54 .51 .49 .48
.53 .49 .46 .53 .49 .46 .52 .49 .46 .52 .48 .46 .51 .48 .46 .45
.50 .46 .43 .50 46 .43 .49 .45 .43 .49 .45 .43 .48 .45 .43 .42
1
2
3
4
5
6
7
8
9
10
% WALL REFLECTANCE
Conversion Factor: For 400W T4 units, multiply C.U.’s by 1.0
ITL, Inc. Report No. 12328C; Date: 12-9-69
10000
20000
90
60
30
30000
40000
SOCKET IN LOW POSITION (PRE-SET) SOCKET IN HIGH POSITION (RE-SET IN FIELD)
ITL, Inc. report No.12328
Date: 12-9-69
Efficiency: 77.1%
ITL, Inc. report No. 12327
Date: 12-9-69
Efficiency: 79.7%
Spacing Ratio = 1.0 Spacing Ratio = 0.3
DEG CP ZONAL FLUX
0 8160
1 8180 31
3 8200 94
5 8760 167
7 8800 235
9 8560 294
11 8400 352
13 8280 408
15 8220 467
17 7720 495
19 7360 526
25 5940 2750
35 2000 1256
45 300 232
55 24 22
65 6 6
75 5 5
85 4 4
Candlepower Summary
ZONE LUMENS % LAMP % FIX
0-30 5819 61.1 79.1
0-40 7075 74.3 96.2
0-60 7329 77.0 99.7
0-90 7344 77.1 100
DEG CP ZONAL FLUX
0 27660
1 27600 106
3 25200 290
5 19800 378
7 15840 423
9 13200 453
11 11700 490
13 10440 515
15 9480 538
17 8400 538
19 7560 540
25 4440 2056
35 1500 942
45 156 121
55 72 65
65 60 60
75 48 51
85 24 26
Candlepower Summary
ZONE LUMENS % LAMP % FIX
0-30 6327 66.4 82.9
0-40 7269 76.3 95.2
0-60 7455 78.3 97.7
0-90 7592 79.7 100
Calculite®Incandescent Open Downlight 784/7084
Page 2 of 2 6”Aperture T4 (T.H.) Ellipsoidal Reflector
Lightolier a Genlyte Thomas Company www.lightolier.com
631 Airport Road, Fall River, MA 02720 •[phone] •Fax [phone]
We reserve the right to change details of design, materials and finish.
© 2003 Genlyte Thomas Group LLC (Lightolier Division) •BO703
Job Information Type: