PRT55N
- Ultra-high efficiency
- Pendant or surface mount
- Low glare, vandal-resistant polycarbonate lens
- 20% uplight eliminates "cave effect"
- 100,000-Hour LED lifespan
- 5-Year, No-Compromise Warranty
Performance
| Watts | 55W |
| Color Temp | 4000K (Neutral) |
| Lumens | 6,236 lm |
| Efficacy | 108.5 lm/W |
| Color Accuracy | 77 CRI |
| L70 Lifespan | 100,000 Hours |
| Type | Constant Current |
| 120V | 0.5A |
| 208V | 0.33A |
| 240V | 0.32A |
| 277V | 0.31A |
| Input Watts | 57.5W |
Dimensions
Weight: 10.9 lbs
Technical Specifications
Compliance
UL Listed
Suitable for wet locations
IP Rating
Ingress protection rating of IP66 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.
Construction
Lens
Frosted polycarbonate lens
Gaskets
High-temperature silicone
Ambient Temperature
Suitable for use in up to 40°C (104°F)
Finish
Formulated for high durability and long-lasting color
Cold Weather Starting
The minimum starting temperature is -40°C (-40°F)
Thermal Management
Superior thermal management with external "Air-Flow" fins
Housing
Die-cast aluminum and sheetmetal housing. Polycarbonate is affected by cleaning agents or other liquids containing partial solvents such as low molecular weight aldehydes and ethers, ketones, esters, aromatic hydrocarbons and perchlorinated hydrocarbons. Click here for a detailed list of damaging chemicals.
Reflector
Specular polycarbonate
Green Technology
Mercury and UV free. RoHS-compliant components.
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
Drivers
Constant Current, Class 2 100V - 277V, 50/60 Hz. THD <20%.
Dimming Driver
Driver includes dimming control wiring for 0-10V dimming systems. Requires separate 0-10V DC dimming circuit. Dims down to 10%.
THD
7.9% at 120V, 6.8% at 277V
Power Factor
99.2% at 120V, 97.1% at 277V
Performance
Lifespan
100,000-Hour LED lifespan based on IES LM-80 results and TM-21 calculations
Wattage Equivalency
Equivalent to 150W Metal Halide
Installation
Mounting
Die-cast aluminum backbox with (4) 1/2" conduit openings with plugs. Hinged tether for easy installation and wiring. Also accomodates 1/2" or 3/4" NPS pendants (provided by others).
Other
5-Year, No-Compromise Warranty
RAB warrants that our LED products will be free from defects in materials and workmanship for a period of five (5) years from the date of delivery to the end user, including coverage of light output, color stability, driver performance and fixture finish. RAB's warranty is subject to all terms and conditions found at rablighting.com/warranty.
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