Cooper Lighting IRiS E7QT4 Manual de usuario

CATALOG#: TYPE:

Specification grade quartz T4 fixture rated for

direct contact with insulation. The 50° cutoff

to lamp and lamp image provides a glare free,

concentrated distri ution of light. Halogen lamps

provide excellent color and long life. Lamp

module and optical element can be changed after

installation to provide a variet of lamp sources

and distributions. e.g. into a PAR36 Adjustable.

A...Reflector

.040 thick aluminum spun para olic upper and lower

reflector. Upper reflector is specular clear, lower

reflector availa le in iridescent free Clear, Gold,

Black, Haze, Warm Haze Alzak®, or painted gloss

white finish. Special cone colors listed elow.

B...Flange

Self flange reflector or Die-cast flange with either

matte white or clear coat finish. Die-cast flanges

are easily removed for field painting. Elements are

keyed for proper insertion.

C...Attachment

Positive torsion springs pull flange tight to

ceiling. Mechanical light trap eliminates spill light

at edge of flange or reflector.

D...Socket

Mini candela ra nickel plated porcelain finish.

Fixed socket height ensures consistent lamp

position.

E...Lamp Shield

.125 thick tempered etched glass lens is retained

during relamping and provides ultra-smooth eam

pattern.

F...Electrical

Keyed quick connect provides easy lamp module

installation.

G...Frame/Housing

Hot dipped galvanized 20 gauge steel frame

with uilt in 1/2 inch plaster lip. Gunsights allow

for consistent alignment. Aluminum .032 thick

housing allows for heat dissipation and reduces

weight. Top is removable for above-ceiling access.

H...Junction Box

18 cu ic inches, listed for 4#12 AWG or 6#14 AWG

90° C additional feed through conductors, has six

1/2 inch pryouts.

I...Bar Hangers

No Flex®ar hangers with positive locking, for use

with wood, engineered wood and steel frame

joists spaced up to 24" O.C. shipped with platform.

For use in T- ar ceilings order accessory MBCLP.

Nailess ar and locator lip provide consistent

installation height.

Codes

Thermally protected, IP la eled, for use in direct

contact with insulation. Meets Washington State

Air tight requirements, 1995 CABO Model Energy

Code.

Labels

UL and cUL listed, standard wet la el,

IBEW union made.

ADI030679

SPECIFICATION FEATURES

MQT4= 7"

QT4 Mini-

Candela ra

Socket

ORDERING INFORMATION

Complete unit consists of a platform, module and element

P7=7"

Airtight IC

Rated

housing

MQT4

Lamp

ModulePlatform

COOPER LIGHTING

MQT4

E7QT4

150W T4

7" DOWNLIGHT

63/4"

For additional options

please consult factory.

DESCRIPTION

11"

[280mm]

12 1/4"

[312mm]

8 1/4"

[210mm]

16 3/4"

[426mm]

6 3/4"

[172mm]

7 3/4"

[197mm]

Finish Accessories

MBCLP=40 Push

On T Bar Clips

(for 10 Units)

PLE7=Plaster

Lip Extension

for Max 2" Thick

Ceiling

Flange

Blank=White

die-cast

SF=Self Flange

RAW=Natural

Die-cast

SFWF=Self

Flange Painted

White

Optical

Element

E7QT4= 7"

QT4

Downlight

Reflector

Standard

B=Black

C=Clear

H=Haze

G=Gold

WMH=Warm Haze

W=Gloss White

MW=Matte White

Custom

K=Cognac

KH=Cognac Haze

CC=Chocolate

Custom Cont.

CCH=Chocolate

Haze

BU=Blush

BUH=Blush Haze

GP=Graphite

GPH=Graphite

Haze

PN=Pine

PNH=Pine Haze

SK=Sky

SKH=Sky Haze

8 1/4"

[210mm]

Ceiling Cutout

7 3/4" (197mm)

PHOTOMETRICS

P7-MQT4-E7QT4C

Test No. H35085

Lamp: Q150T4/Frosted

Lumens: 2700

Cutoff: 50°

Spacing: 0.6

Efficiency: 60.1%

Unit LPW: 10.8

Unit Num er: P7-MQT4-E7QT4_

Candelas

Vertical CD

Angle

90 0

85 0

75 0

65 0

55 0

45 42

35 662

25 1116

15 1607

5 2612

0 2818

Luminance

Degree cd/m2

85˚0

75˚0

65˚0

55˚0

45˚2593

4'6"

5'6"

6'6"

8'0"

10'0"

12'0"

2'6"

3'0"

3'6"

4'0"

5'0"

6'0"

143

Cone of Light

Distance to Initial Nadir Beam

Illuminated Plane Footcandles Diameter

Notes and Formulas:

Luminance: To convert cd/m2to footlam erts, multiply y 0.2919

Cone of Light:

• Beam diameter is to 50% of maximum footcandles, rounded to the nearest half-foot.

• Footcandle values are initial. Apply appropriate light loss factors where necessary.

See page 64-65 of catalog.

CU Notes/Formulas:

• maintained illuminance=lamp lumens x CU x light loss factors

room area

• total num er of luminaires=total room area x maintained illuminance

lamp lumens x CU x light loss factors

• CU data ased on 20% effective floor cavity reflectance.

80% 70% 50% 30% 0%

70 50 30 10 50 10 50 10 50 10 0

72 72 72 72 70 70 67 67 64 64 60

66 63 61 59 62 58 60 56 57 55 52

63 59 56 54 58 53 56 52 54 51 49

60 56 52 49 55 49 53 48 52 47 46

57 52 48 46 51 45 50 45 49 44 43

54 49 45 42 48 42 47 42 46 41 40

52 46 42 40 46 39 45 39 44 39 38

49 43 40 37 43 37 42 37 41 36 35

47 41 37 35 40 34 40 34 39 34 33

45 39 35 32 38 32 38 32 37 32 31

42 36 33 30 36 30 36 30 35 30 29

Ceiling Reflectance

Wall Reflectance

Room Cavit Ratio

Coefficient of UtilizationZonal Lumen Summar

Zone Lumens %Lamp %Luminaire

0-30 1199 44.4 73.8

0-40 1570 58.1 96.7

0-60 1624 60.1 100.0

0-90 1624 60.1 100.0

90-180 0 0.0 0.0

0-180 1624 60.1 100.0

Distribution

0°

Lamp Wattage Multiplier

100W x 0.74

90W x 0.75

75W x 0.60

60W x 0.67

Note: Specifications and Dimensions su ject to change without notice.

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 ADI030679

Cooper Lighting 5925 McLaughlin Rd. Mississauga, Ontario, Canada L5R 1B8 905.507.4000 FAX 905.568.7049

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