ARM/480

Spec Sheet IES File LM79 Instructions Sell Sheet Folleto (Español) Family Spec Sheet Spec Sheet EZ Layout

ARM/480

275W 4000/5000K

0-10V Dimming, standard

100,000-hour LED lifespan

DLC Premium listed

5-Year, no-compromise warranty

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Performance

Watts	275W
Color Temp	4000/5000K
Lumens	20,045-38,398 lm
Efficacy	140.4-155.3 lm/W
Color Accuracy	83-85 CRI
L70 Lifespan	100,000 Hours

Type	Constant Current
120V
208V
240V
277V
Input Watts	129.1-267.5W

EZ-Layout

Create Custom Lighting Layout

Dimensions

Weight: 10.8 lbs

Technical Specifications

Field Adjustability

Field Adjustable

Field Adjustable Light Output:
275W with 3 Power Preset:
100% (275W), 75% (206W), and 50% (138W)
Color Temperature Selectable:
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.

Trade Agreements Act Compliant

This product is a product of Cambodia and a "designated country" end product that complies with the Trade Agreements Act

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.

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.

Performance

Lifespan

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

Electrical

Driver

100% Power: Constant Current, Class 2, 480V, 50/60 Hz, 480V: 0.60A
75% Power: Constant Current, Class 2, 480V, 50/60 Hz, 480V: 0.46A
50% Power: Constant Current, Class 2, 480V, 50/60 Hz, 480V: 0.34A

Dimming Driver

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

THD

7.23% at 480V

Power Factor

93.1% at 480V

Surge Protection

6 kV

Construction

Cold Weather Starting

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

Maximum Ambient Temperature

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

Lens

Polycarbonate lens

Reflector

Polyethylene Terephthalate (PET)

Housing

Aluminum

Finish

Formulated for high durability and long-lasting color

Green Technology

Mercury and UV free. RoHS-compliant components.

Installation

Mounting

Comes standard with V-hooks for chain mounting. Accessories available for pendant and surface mounting (purchased separately).

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.