PRT55R/480/LC

Spec Sheet IES File LM79 Master Specification Features Sell Sheet Folleto (Español) Family Spec Sheet Spec Sheet EZ Layout

PRT55R/480/LC

55W 3500/4000/5000K

IP65 rated

100,000-Hour LED lifespan

5-Year Limited Warranty

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Performance

Watts	55/42/30W
Color Temp	3500/4000/5000K
Lumens	4,312-7,887 lm
Efficacy	133.9-144.5 lm/W
Color Accuracy	79-81 CRI
L70 Lifespan	100,000 Hours

Type	Constant Current
120V
208V
240V
277V
Input Watts	31.1-55.9W

EZ-Layout

Create Custom Lighting Layout

Dimensions

Technical Specifications

Installed with Lightcloud

Lightcloud is a commercial wireless lighting control system fully developed and supported by RAB. It's powerful and flexible, yet easy to use and install.

Learn More

Field Adjustability

Field Adjustable

Field Adjustable Light Output:
55W/42W/30W (factory default 55W)
Color Temperature Selectable:
3500K, 4000K and 5000K (factory default 4000K)
On/Off Photocell (factory default "Off")

Lightcloud

Lightcloud Controller Installed

Fixture, Zone, and plug-load control from one powerful device. Capable of switching, 0-10V dimming, power monitoring. Can also be used to extend the range of the Lightcloud mesh network. Attach to fixture, junction box, or electrical panel. Learn more at www.lightcloud.com

Compliance

UL Listed

Suitable for wet locations

IP Rating

Ingress protection rating of IP65 for dust and water

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 listed by Design Lights Consortium (DLC) as an ultra-efficient premium product that qualifies for the highest tier of rebates from DLC Member Utilities. Designed to meet DLC 5.1 requirements.
DLC Product Code: S-277G14

Performance

Lifespan

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

Driver

55W: Constant Current, Class 1, 50/60 Hz, 480V, 480V: 0.13A 42W: Constant Current, Class 1, 50/60 Hz, 480V, 480V: 0.09A 30W: Constant Current, Class 1, 50/60 Hz, 480V, 480V: 0.07A

LED Characteristics

LEDs

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

Color Consistency

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

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.

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

55W: 16% at 480V
42W: 20.44% at 480V
30W: 43.89% at 480V

Power Factor

55W: 91.1% at 480V
42W: 87.1% at 480V
30W: 81.3% at 480V

Surge Protection

Ringwave LN4kV/LN-GND 6kV

Aux Power Supply

Yes

Dim to Off

Yes

Photocell

Integrated photocell included with on/off switch (factory default: off)

Construction

Cold Weather Starting

The minimum starting temperature is -40°C (-40°F)

Maximum Ambient Temperature

Suitable for use in up to 40°C (104°F)

Gaskets

High-temperature silicone

Housing

Die-cast aluminum

Lens

Polycarbonate lens

Reflector

Polycarbonate

Green Technology

Mercury and UV free. RoHS-compliant components.

Finish

Formulated for high durability and long-lasting color

Installation

Mounting

Surface and pendant mounting

Optical

BUG Rating

55W: B3 U5 G4
42W: B2 U5 G4
30W: B2 U4 G3

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.