Lightolier C4P20MH User Manual

Calculite

7-7/16"

(189 mm)

5-3/4" (146 mm) Dia.

4-1/2" (114 mm) Dia.

6794 5 8

Vertical Adjustment:
5/8" (16 mm) to
2 7/8" (73 mm)

2" (50 mm) max.
Ceiling Thickness

2

1

3

20" (508 mm) to
30" (762 mm)

8-7/8"

(226 mm)

9-3/16"

(233 mm)

Top View

®

HID Downlight C4P20MH

Page 1 of 2 4 1/2” Aperture, PAR20 Ceramic MH

Ceiling Cutout: 5 1/8” (130 mm) Dia.

Reflector Trim Frame-In Kit Lamp

C4P20MH CLW Specular Clear, White Painted Flange.

CLP Specular Clear, Matching Flange.
CCDW Comfort Clear Diffuse, White Painted Flange.
CCDP Comfort Clear Diffuse, Matching Flange.
CCZW Champagne Bronze, White Painted Flange.
CCZP Champagne Bronze, Matching Flange.

C439P20E1 Electronic 120V 39W PAR20 Ceramic Metal Halide
C439P20E2 Electronic 277V 39W PAR20 Ceramic Metal Halide

Features

1. Reflector Trim: anodized aluminum, 0.040” (16-ga.). Provides Medium beam

distribution; 45° visual cut-off to lamp and lamp image; self-flange
in painted white or aperture-matching polished flange. Consult factory for
other finishes.

2. Socket Cup: Galvanized steel, snaps onto upper reflector for secure

attachment without tools; assures proper lamp alignment to optics for
consistent performance.

3. Mounting Frame: 0.048" (18-ga.) galvanized steel includes pre-installed

mounting bars.

4. Mounting Ring: 0.048" (18-ga.) galvanized steel. Designed for vertical

adjustment from above or below for ceilings from 0" to 2" thick. Center-line
notches allow consistent alignment of multiple fixtures.

5. Retention Springs: Rust resistant springs secure reflector in place for quick,

tool-less installation.

6. Frame Vertical Adjustment Mechanism: Vertical adjustment mechanism

accommodates mounting to virtually any ceiling system using pre-installed
mounting bars, or 1/2" EMT tubing (by others). Single locking feature secures
all adjustments. Alignment holes and markings allow fixture to be pre-set
prior to installation.

7. Mounting Bars: 0.048" (18-ga.) Pre-installed, telescoping bars extend to 30"

long and lock securely into position. Built-in locking tabs provide positive
attachment to common T-bar systems. Self-centering feature simplifies instal­lation in 24" O.C. grid systems. Attaches to steel or wood joists without
accessories.

8. Ballast: Electronic 120 or 277V. Accessible from below for inspection and/or

replacement without tools.

9. Junction Box: 0.048" (18-ga.) galvanized steel. UL listed for 8 No. 12 AWG,

90°C through branch circuit conductors; allows inspection from below.

10. Thermal Protector: (Not Shown) Meets NEC and UL requirements. Do not

install insulation above nor wihtin 3" (76mm) of any part of the luminaire.

Electrical

Electronic Ballast: 120 or 277V, 50/60 Hz., encased, high power factor, T.H.D.

<15%, thermally and transient protected, RMI/RFI complies with FCC Part 18
non-consumer limits, shut-down circuit at end of lamp life, sound rating “A”, -5°F
minimum starting temperature, Type 1 Outdoor rating.

Ballast ANSI Code Voltage Max. Amps Input Watts

39W MH M130 120/277 0.39/0.17 44

Options and Accessories

Slope Ceiling Adapters: See Specification Sheet SCA.
Fuse (magnetic ballast): Add suffix F1 or F2 to Frame-In Kit (F1=120V F2=277V)
Chicago Plenum: Consult Factory.

Labels

UL (Suitable for Damp Locations), CSA, I.B.E.W.

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.
© 2004 Genlyte Thomas Group LLC (Lightolier Division) • AO5O4

Calculite

®

HID Downlight C4P20MH

Page 2 of 2 4 1/2” Aperture, PAR20 Ceramic MH

39W PAR20 MH LAMP, LUMEN RATING = 2300 LMS, ELECTRONIC BALLAST, CL FINISH TRIM

ANGLE MEAN CP LUMENS

0 8222

5 7481 685
10 6308
15 4205 1110
20 1973

60°

4,000

6,000

8,000

30°

** EFFICIENCY = 96.1% ** CERTIFIED TEST REPORT NO. LSC6733
SC = .5 COMPUTED BY LSC PROGRAM **TEST-LITE**

25 720 371
30 226
35 59 46
40 0
45 0 0
50 0
55 0 0
60 0
65 0 0
70 0
75 0 0
80 0
85 0 0
90 0

LUMINANCE SUMMARY - CD. / SQ. M.

ANGLE MEAN CD/SQ M

45 0
55 0
65 0
75 0
85 0

ZONAL LUMENS AND PERCENTAGES

ZONE LUMENS % LAMP %LUMINAIRE

0-30 2165 94.15 97.93
0-40 2211 96.13 100.00
0-60 2211 96.13 100.00

0-90 2211 96.13 100.00
40-90 0 0 .00
60-90 0 0 .01

90-180 0 0 .00

0-180 2211 96.13 100.00

CEILING 80% 70% 50% 30%

Coefficients of Utilization

WALL 70 50 30 10 50 10 50 10 50 10 0

Zonal Cavity Method - Effective Floor Cavity Reflectance = 20%

RCR

0 1.15 1.15 1.15 1.15 1.12 1.12 1.07 1.07 1.02 1.02 .96
1 1.11 1.09 1.07 1.05 1.07 1.03 1.03 1.00 .99 .97 .93
2 1.07 1.04 1.01 .98 1.02 .97 .99 .95 .96 .93 .90
3 1.04 .99 .96 .93 .98 .92 .96 .91 .93 .89 .87
4 1.00 .95 .91 .89 .94 .88 .92 .87 .91 .86 .84
5 .97 .92 .88 .85 .91 .85 .89 .84 .88 .83 .81
6 .95 .89 .85 .82 .88 .81 .87 .81 .85 .80 .79
7 .92 .86 .82 .79 .85 .79 .84 .78 .83 .78 .77
8 .89 .83 .79 .76 .82 .76 .82 .76 .81 .75 .74
9 .87 .80 .76 .74 .80 .74 .79 .73 .79 .73 .72
10 .85 .78 .74 .72 .78 .72 .77 .71 .76 .71 .70

LUMINAIRE INPUT WATTS = 44

Job Information Type:

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.
© 2004 Genlyte Thomas Group LLC (Lightolier Division) • AO5O4