GUS17-4/LCBS

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

GUS17-4/LCBS

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: 6.9 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 is on the Design Lights Consortium (DLC) Qualified Products List and is eligible for rebates from DLC Member Utilities. Designed to meet DLC 5.1 requirements.
DLC Product Code: S-OZBJQS (Low-Bay Luminaires for Commercial and Industrial Buildings)
DLC Product Code: S-Y281AB (Direct Linear Ambient Luminaires)

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

Performance

Lifespan

100,000-Hour LED lifespan based on IES LM-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

Cold Weather Starting

The minimum starting temperature is -20°C (-4°F)

Maximum Ambient Temperature

Max Power Temp Rating: 113°F (45°C)
Middle Power Temp Rating: 48°C (119°F)
Low Power Temp Rating: 53°C (127°F)

Housing

Color coated steel sheets

Lens

Polycarbonate lens

Finish

Formulated for high durability and long-lasting color

Green Technology

Mercury and UV free. RoHS-compliant components.

Installation

Mounting

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

Lightcloud

Lightcloud Blue Sensor Installed

Lightcloud Blue is a Bluetooth Mesh wireless lighting control system that allows you to control RAB's various compatible devices. With RAB's patented Rapid Provisioning technology, devices can be quickly and easily commissioned for residential and large commercial applications using the Lightcloud Blue mobile app. Each device in a system can communicate with any other device, eliminating the need for a Gateway or Hub and maximizing the control system's reach.

DLC system - N1XMLOEATBA (Interior); NHCZ2BIA17L (Exterior)

Learn more at www.lightcloud.com.

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.