Eaton EAFR-08-20 Arc Flash Relay - UL Recognized
Part Number: EAFR-08-20
Quick Summary
Arc Flash Relay is a fiber-loop sensor system that detects arc flash events in electrical panels and switchgear. Engineers often struggle with false trips and unreliable protection, which can drive downtime and safety risk. This Eaton solution carries UL Recognized and cUL Recognized certifications, reinforcing compliance and installer confidence in safety-critical environments. With a high-temperature glass fiber loop rated for demanding installations, the product delivers rapid response, reduced maintenance, and lower total cost of ownership for modern switchgear and protection schemes.
Product Information
Extended Description
EAFR-08-20 Eaton: Arc Flash Relay Sensor, High temperature glass fiber sensor, 20m
Product Name
Eaton arc flash relay fiber loop sensor
Catalog Number
EAFR-08-20
UPC
786685998312
Product Length/Depth
8.46 in
Product Height
2.87 in
Product Width
7.87 in
Product Weight
0.25 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Recognized cUL Recognized
Special features
20m (65.62 ft)
Type
High temperature glass fiber sensor
Product Category
Arc Flash Relay
Fiber loop length
20m
Fiber loop sensor material
Glass, High-Temperature
Light sensing type
Fiber
Sensitivity
8000 Lux
Feature: 20 m fiber loop length enables wide coverage across compact and large enclosures, reducing blind spots and the need for multiple sensors. Business Impact: Consolidates protection sensing, lowers wiring complexity, and shortens installation time, accelerating time-to-protection. Application: Ideal for switchgear, MCCs, and distribution panels where space is at a premium and reliability is paramount. Feature: High-temperature glass fiber sensor is designed to withstand harsh industrial environments. Business Impact: Maintains accurate sensing in elevated ambient temperatures, extending sensor life and reducing replacement costs. Application: Suitable for automotive, metals, and process industries where heat loads are common. Feature: Light sensing via fiber optics with 8000 Lux sensitivity optimizes arc detection in challenging lighting or reflective environments. Business Impact: Improves detection accuracy, minimizes nuisance alarms, and ensures consistent protection against arc faults. Application: Works well in energized cabinet interiors and outdoor installations with variable lighting. Feature: Certifications and warranty—UL Recognized and cUL Recognized with a standard Eaton warranty. Business Impact: Accelerates regulatory approval and procurement confidence while ensuring post-sale support and coverage. Application: Aligns with quality programs and OEM spec requirements for electrical protection systems. Feature: Compact form factor and cataloged design (EAFR-08-20) simplify retrofit and integration within existing Eaton arc flash relay ecosystems. Business Impact: Reduces engineering rework and enables predictable maintenance planning. Application: Broad compatibility with Eaton protection platforms and legacy switchgear.
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FAQs
Installation involves mounting the arc flash relay within the control cabinet or panel enclosure, routing the 20 m high-temperature glass fiber loop to the sensing location, and wiring as per Eaton's installation guidelines. Ensure the loop is kept clear of heat sources and mechanical stress, and verify UL/cUL compliance in the final configuration.
Key specs include a catalog number EAFR-08-20, 20 m fiber loop length, 8.46 in length, 2.87 in height, 7.87 in width, 0.25 lb weight, 8000 lux sensitivity, and a high-temperature glass fiber sensor with UL Recognized and cUL Recognized certifications.
Yes. The EAFR-08-20 is designed to integrate with Eaton arc flash relay ecosystems, offering straightforward retrofit opportunities in switchgear and MCCs while maintaining regulatory compliance and consistent protection performance.
The device is UL Recognized and cUL Recognized, indicating compliance with key safety standards for electrical protection devices. These certifications help simplify procurement, qualify for safety audits, and reduce project risk in critical power installations.
ROI is driven by reduced nuisance trips, faster arc detection, lower maintenance, and easier compliance documentation. The 20 m fiber loop enables efficient sensing across enclosures, while the high-temperature sensor enhances reliability in harsh environments, contributing to less downtime and longer equipment life.