SR4L/LCBS

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

SR4L/LCBS

50,000-Hour LED lifespan

120-277V standard

0-10V dimming, standard

5-Year, limited warranty

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Performance

Watts	28/21/14W
Color Temp	3500/4000/5000K
Lumens	2,082-4,135 lm
Efficacy	142.1-151.8 lm/W
Color Accuracy	84-85 CRI
L70 Lifespan	50,000 Hours

Type	Constant Current
120V	0.23A/0.18A/0.12A
208V	0.14A/0.10A/0.08A
240V	0.12A/0.09A/0.07A
277V	0.10A/0.08A/0.06A
Input Watts	14.2-28.1W

EZ-Layout

Create Custom Lighting Layout

Dimensions

Weight: 4.8 lbs

Technical Specifications

Field Adjustability

Field Adjustable

Field Adjustable Light Output:
28W/21W/14W (factory default 28W)
Color temperature selectable by 5000K, 4000K and 3500K (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-4FK3ZU (Stairwell and Passageway Luminaires)
DLC Product Code: S-IWX7O9 (Direct Linear Ambient Luminaires)

LED Characteristics

LEDs

Long-life, high-efficacy, discrete, 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.

Color Consistency

4-step MacAdam Ellipse binning to achieve consistent fixture-to-fixture color

Construction

Ambient Temperature

Max Power Temp Rating: 50°C (122°F)
Middle Power Temp Rating: 58°C (137°F)
Low Power Temp Rating: 66°C (152°F)

Cold Weather Starting

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

Lens

Polycarbonate lens

Housing

Sheet metal

Green Technology

Mercury and UV free. RoHS-compliant components.

Finish

Formulated for high durability and long-lasting color

Performance

Lifespan

50,000-Hour LED lifespan based on IES LM-80 results and TM-21 calculations

Electrical

Dimming Driver

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

THD

6.99% at 120V, 15.63% at 277V

Power Factor

99.4% at 120V, 97.2% at 277V

Surge Protection

L-N 1KV, L/N-G 2KV

Installation

Mounting

Surface mounting standard. V-Hooks and Chain mounting available (ordered separately, SR VHOOK KIT).

Other

5 Yr 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.

Accessories

Suspended Mounting Kit: SR VHOOK KIT
Surface Mount Kit: SR JOIN KIT

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.