NORA LIGHTING NLTH-41TW Contemporary Matte Powder White LED Recessed Lighting Owner’s Manual

: August 19, 2024
: NORA LIGHTING

Table of Contents

NLTH-41TW Contemporary Matte Powder White LED Recessed Lighting
Specifications
Product Description
Performance Data
Product Images and Dimensions
Installation Instructions
Usage Tips
FAQ
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

NLTH-41TW Contemporary Matte Powder White LED Recessed Lighting

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Specifications

Product Model: NLTH-41TW
Product Name: Theia LED Downlight with Selectable CCT
Power Source: 10W
Luminous Flux: Up to 950lm
Construction: Aluminum luminaire with spring clips
Color Temperature Options: 2700K, 3000K, 3500K, 4000K,
5000K

Product Description

The Theia LED luminaires are commercial grade downlights
suitable for new construction or remodel applications. They feature
tunable white light with an integral color temperature switch for
easy adjustment.

Performance Data

Part Number	Lumens	CCT
NLTH-41TW-MPW	886lm	2700K
NLTH-41TW-MPW	935lm	3000K

Product Images and Dimensions

Include images and dimensions of the product for reference.

Installation Instructions

Turn off power to the installation area.
Connect the wires according to the wiring diagram
provided.
Secure the luminaire into the ceiling using the spring
clips.
Select the desired color temperature using the switch on the
junction box.
Turn on power and test the functionality of the downlight.

Usage Tips

Ensure proper ventilation around the luminaire for optimal
performance. Avoid installing in direct contact with insulation
materials.

FAQ

Q: Can I dim the Theia LED Downlight?

A: Yes, you can dim the downlight if using a
compatible dimmer switch. Ensure to check the dimming compatibility
of the product before installation.

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NLTH-41TW
4″ Theia LED Downlight with Selectable CCT Source: 10W
Up to 950lm

Type Project Catalog No. Notes

PRODUCT DESCRIPTION Theia LED luminaires are commercial grade downlights designed for easy installation into new construction or remodel applications. Tunable white luminaires include an integral color temperature switch located on the junction box of each luminaire with a quick connect that allows for easy disconnect and mounting in the ceiling.
FEATURES · Five color temperatures in each fixture (2700K / 3000K / 3500K / 4000K / 5000K) · No housing required and includes junction box with class 2 driver · Quick installation and cost savings · IC Air-Tight rated · cETLus Listed for Wet Locations · 5-year limited warranty

Performance Data
Part Number NLTH-41TW-MPW NLTH-41TW-MPW NLTH-41TW-MPW NLTH-41TW-MPW NLTH-41TW- MPW

Lumens 886lm 935lm 972lm 985lm 967lm

PRODUCT IMAGES AND DIMENSIONS

CCT 2700K 3000K 3500K 4000K 5000K

SPECIFICATION Construction: Aluminum luminaire with spring clips for easy installation. Gasket included for air-tight and wet location listing without additional caulking.
Air Flow Restriction: Luminaire has factory installed gasket to restrict airflow from room into ceiling plenum to <2CFM (cubic feet per minute) in accordance with ASTM-283 Air-Tight requirements.

Selectable CCT
Five position sliding switch 27K / 30K / 35K / 40K / 50K

Junction Box: Pre-wired junction box includes quick connect to LED fixtures for ease of installation. Junction box includes four 1/2″ knockouts, two keyhole slots and snap on cover. Maximum of 6 No. 12 AWG or Maximum of 8 No. 14 AWG through branch circuit conductor suitable for 90°C permitted in box. [Fixture wire length: 7-1/2″ and Junction box wire length: 10-1/2″]

Mounting: No housing is required, two tensions steel spring clips secure luminaires to the ceiling. Luminaires accept ceiling thicknesses from 3/8″ to 5/8″. New construction frame-in or plate are available (ordered separately), not required.
Minimum clearance: “IC” Insulated ceiling luminaires are direct contact rated; no minimum clearance is required.
ELECTRICAL Voltage: 120VAC (blank) or 120-277VAC (LE4), must specify Lumens / Wattage: Up to 950lm / 10W Color Temperature: Selectable CCT: 2700K / 3000K / 3500K / 4000K / 5000K (Note: Preset to 3000K) Color Rendering Index: 90+ CRI Beam Spread: 94° Wide Flood Operating Temperature: 0°C to 35°C ambient temperature Lifetime: 50,000 hours @ L70 Dimming: Triac/ELV (blank) or 0-10V (LE4), must specify Click Here or check complete dimmer list at www.NoraLighting.com in the “Compatibility” page under “Resources” tab
OPTIONAL ACCESSORIES NF-R246: Universal New Construction Frame-In NFP-R413: New Construction Plate NEPK-20LEDUNV: Emergency LED Driver with Remote Test Switch
Emergency: Luminaire is compatible with NEPK-20LEDUNV (ordered separately). Remote mounted battery operates luminaire for 90 minute emergency operation with a fully charged battery.
LABELS AND LISTINGS · cETLus Listed for Wet location · ENERGY STAR certified · Certified to the high efficacy requirements of California Title 24 JA8-2022 · 5-Year Limited Warranty · FCC Compliant

NLTH-41TW-HZMPW Haze Reflector / Matte Powder White Flange

NLTH-41TW-MPW Matte Powder White Reflector / Matte Powder White Flange

1-7/8″ 3-3/4″

Cut out: 4.25″

5″

1-3/8″
3″ 4-1/2″

TITLE
24
COMPLIANT

5YEAR LIMITED WARRANTY

WET

AIR TIGHT

4″ Theia LED Downlight with Selectable CCT

Finish

Input Voltage / Dimming

NLTH-41TW-HZMPW = Haze Reflector / Matte Powder White Flange NLTH-41TW-MPW = Matte Powder White Reflector / Matte Powder White Flange

(blank) = 120VAC; Triac/ELV dimming LE4 = 120-277VAC; 0-10V dimming

Example: NLTH-41TW-MPW = 4″ Theia LED Downlight with Selectable CCT, Matte Powder White Finish, 120VAC input; Triac or ELV dimming
6505 Gayhart Street, Commerce, CA 90040 Tel 800.686.6672 | www.noralighting.com | e-mail: nora@noralighting.com © 2024 Nora Lighting, Inc. All rights reserved. Specifications subject to change without notice.

Optional Accessories
Description NF-R246 = Universal New Construction Frame-In NFP-R413 = New Construction Plate NEPK-20LEDUNV = Emergency Battery w/Remote Test Switch
050124P1

NLTH-41TW
4″ Theia LED Downlight with Selectable CCT Accessories

Type Project Catalog No. Notes

Universal New Construction Frame-In
NF-R246 Universal new construction frame-in can be used to assist installing can-less recessed downlighting.

7-1/8″
26″
New Construction Plate
NFP-R413 New construction plate can be used to assist installing canless recessed downlighting.

Emergency Battery with Remote Test Switch
NEPK-20LEDUNV 120-277V Emergency battery operates luminaire for 90 minute emergency operation with a fully charged battery. Requires 24 hours to for full charge.

7-3/4″

4.35″

12″

6505 Gayhart Street, Commerce, CA 90040 Tel 800.686.6672 | www.noralighting.com | e-mail: nora@noralighting.com © 2024 Nora Lighting, Inc. All rights reserved. Specifications subject to change without notice.

050124P2

PHOTOMETRICS
4″ Theia LED Tunable Downlight

Type Project Catalog No. Notes

Test Information Test Number: NTR1749R2 Part Number: NLTH-41TW-MPW Beam Spread: 94° Wide Flood Lumens: 886lm Wattage: 9.47W Efficacy: 94lpw CCT / CRI: 2700K / 90 CRI Spacing Criteria (0°-180°): 1.2 Spacing Criteria (90°-270°): 1.2
Test Information Test Number: NTR1750R2 Part Number: NLTH-41TW-MPW Beam Spread: 94° Wide Flood Lumens: 935lm Wattage: 9.35W Efficacy: 100lpw CCT / CRI: 3000K / 90 CRI Spacing Criteria (0°-180°): 1.2 Spacing Criteria (90°-270°): 1.2
Test Information Test Number: NTR1751R2 Part Number: NLTH-41TW-MPW Beam Spread: 94° Wide Flood Lumens: 972lm Wattage: 9.19W Efficacy: 106lpw CCT / CRI: 3500K / 90 CRI Spacing Criteria (0°-180°): 1.2 Spacing Criteria (90°-270°): 1.2
Test Information Test Number: NTR1752R2 Part Number: NLTH-41TW-MPW Beam Spread: 94° Wide Flood Lumens: 985lm Wattage: 9.27W Efficacy: 106lpw CCT / CRI: 4000K / 90 CRI Spacing Criteria (0°-180°): 1.2 Spacing Criteria (90°-270°): 1.2
Test Information Test Number: NTR1753R2 Part Number: NLTH-41TW-MPW Beam Spread: 94° Wide Flood Lumens: 967lm Wattage: 9.49W Efficacy: 102lpw CCT / CRI: 5000K / 90 CRI Spacing Criteria (0°-180°): 1.2 Spacing Criteria (90°-270°): 1.2

Polar Curve

103

205

308

410

10°

Polar Curve

108 216 324 433
10°
Polar Curve

112

225

337

449

10°

Polar Curve

114

227

341

455

10°

Polar Curve

112

223

335

446

10°

Illuminance at a Distance

70°

Distance from Luminaire

FC at Nadir

4′

25.7fc

6′

11.4fc

50°

8′

6.4fc

10′

4.1fc

12′

2.9fc

Beam Diameter
8′-7″ 12′-11″ 17′-2″ 21′-7″ 25′-11″

30°

Illuminance at a Distance

70°

Distance from Luminaire

FC at Nadir

4′

27fc

6′

12fc

50°

8′

6.8fc

10′

4.3fc

12′

3fc

Beam Diameter
8′-7″ 13′ 17′-4″ 21′-7″ 25′-11″

30°

Illuminance at a Distance

70°

Distance from Luminaire

FC at Nadir

4′

28.1fc

6′

12.5fc

50°

8′

7fc

10′

4.5fc

12′

3.1fc

Beam Diameter
8′-7″ 13′ 17′-4″ 21′-7″ 25′-11″

30°

Illuminance at a Distance

70°

Distance from Luminaire

FC at Nadir

4′

28.4fc

6′

12.6fc

50°

8′

7.1fc

10′

4.6fc

12′

3.2fc

Beam Diameter
8′-7″ 13′ 17′-4″ 21′-7″ 25′-11″

30°

Illuminance at a Distance

70°

Distance from Luminaire

FC at Nadir

4′

27.9fc

6′

12.4fc

50°

8′

7fc

10′

4.5fc

12′

3.1fc

Beam Diameter
8′-7″ 13′ 17′-4″ 21′-7″ 26′

30°

Zonal Lumen Summary

Zone

Lumens

0-30

309

0-40

494

0-60

792

0-90

886

90-180

0

0-180

886

% Luminaire
34.9 55.8 89.5 100
0 100

Zonal Lumen Summary

Zone

Lumens

0-30

326

0-40

521

0-60

836

0-90

935

90-180

0

0-180

935

% Luminaire
34.9 55.7 89.4 100 0 100

Zonal Lumen Summary

Zone

Lumens

0-30

339

0-40

541

0-60

868

0-90

972

90-180

0

0-180

972

% Luminaire
34.8 55.7 89.4 100 0 100

Zonal Lumen Summary

Zone

Lumens

0-30

343

0-40

548

0-60

879

0-90

985

90-180

0

0-180

985

% Luminaire
34.8 55.6 89.3 100 0 100

Zonal Lumen Summary

Zone

Lumens

0-30

336

0-40

537

0-60

863

0-90

967

90-180

0

0-180

967

% Luminaire
34.8 55.6 89.3 100 0 100

6505 Gayhart Street, Commerce, CA 90040 Tel 800.686.6672 | www.noralighting.com | e-mail: nora@noralighting.com © 2024 Nora Lighting, Inc. All rights reserved. Specifications subject to change without notice.

Candela Table

Vertical Angles

Candela

0

410

5

408

15

388

25

351

35