GUS17-4/LCBS/E

Spec Sheet IES File LM79 Instructions Sell Sheet Family Spec Sheet Spec Sheet EZ Layout

GUS17-4/LCBS/E

50W 3500/4000/5000K

50,000-Hour LED lifespan

0-10V dimming standard

DLC Listed

5-Year, limited warranty

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Performance

Watts	50/40/30W
Color Temp	3500/4000/5000K
Lumens	3,662-5,873 lm
Efficacy	115.4-128.1 lm/W
Color Accuracy	82-86 CRI
L70 Lifespan	50,000 Hours

Type	Constant Current
120V	0.42A/0.34A/0.25A
208V	0.25A/0.20A/0.15A
240V	0.22A/0.17A/0.13A
277V	0.19A/0.15A/0.11A
Input Watts	50/40/30W

EZ-Layout

Create Custom Lighting Layout

Dimensions

Weight: 8.5 lbs

Technical Specifications

Field Adjustability

Field Adjustable

Field Adjustable Light Output:
50W/40W/30W (factory default 50W)
Color temperature selectable by 3500K, 4000K and 5000K (factory default 4000K)

Compliance

UL Listed

Suitable for damp locations

IESNA LM-79 & LM-80 Testing

RAB LED luminaires and LED components have been tested by an independent laboratory in accordance with IESNA LM-79 and LM-80.

DLC Listed

This product family is listed with the DesignLights Consortium (DLC). Individual SKUs within this family may carry either a DLC Standard or DLC Premium qualification. Please refer to the individual product specification sheet or the DLC Qualified Products List (QPL) at designlights.org to confirm the qualification status of a specific SKU prior to specification or purchase.

Electrical

Driver

Constant Current, Class 2, Class P, 120-277V, 50/60 Hz
50W: 120V: 0.42A, 208V: 0.25A, 240V: 0.22A, 277V: 0.19A
40W: 120V: 0.34A, 208V: 0.2A, 240V: 0.17A, 277V: 0.15A
30W: 120V: 0.25A, 208V: 0.15A, 240V: 0.13A, 277V: 0.11A

Dimming Driver

Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%.

THD

6.6% at 120V, 14.51% at 277V

Power Factor

99.56% at 120V, 95.91% at 277V

Surge Protection

L-N: 1 kV
L/N-PG: 2 kV

Emergency Characteristics

Battery Backup

Battery backup will operate the fixture for 90 minutes if power fails. Wired for 120-277V.

Battery Backup Light Loss Factor

50W: 0.19
40W: 0.24
30W: 0.31

Performance

Lifespan

100,000-Hour LED lifespan based on IESlm-80 results and TM-21 calculations

Wattage Equivalency

50W: Replaces up to (3) F32T8
40W: Replaces up to (2) F32T8
30W: Replaces up to (2) F32T8

LED Characteristics

LEDs

Long-life, high-efficiency, surface-mount LEDs

Color Uniformity

RAB's range of Correlated Color Temperature follows the guidelines of the American National Standard for Specifications for the Chromaticity of Solid State Lighting (SSL) Products, ANSI C78.377-2017.

Construction

Maximum Ambient Temperature

Suitable for use in up to 122°F (50°C)

Housing

Color coated steel sheets

Lens

Polycarbonate lens

Green Technology

Mercury and UV free. RoHS-compliant components.

Installation

Mounting

Surface mount. Can be mounted with v-hooks (ordered separately).

Other

5-Year Limited Warranty

The RAB 5-year, limited warranty covers light output, driver performance and paint finish. RAB's warranty is subject to all terms and conditions found at rablighting.com/warranty.