BR3100ST - Westinghouse 100A 240V 3-Pole Plug-On Circuit Breaker, Type BR, 10kAIC, Shunt Trip, Thermal Magnetic Trip Unit, UL 489

BR3100ST

BR3100ST is a Westinghouse 3-pole, 100A, 240V plug-on circuit breaker with shunt trip and thermal magnetic trip unit, designed for Type BR loadcenters.

This Eaton BR Series circuit breaker features a 10 kAIC interrupt rating, plug-on mounting, and is certified to UL 489 standards. It is engineered for reliable protection in commercial and industrial applications, offering both common breaker trip and shunt trip functionality for enhanced safety and control.

Key Specifications
• Part Number: BR3100ST
• Manufacturer: Westinghouse (Eaton/Cutler-Hammer)
• Amperage: 100A
• Voltage: 240V AC
• Poles: 3
• Mounting Type: Plug-on
• Interrupt Rating: 10 kAIC
• Series/Frame: Type BR
• Trip Unit: Thermal magnetic, common trip, shunt trip included
• Certifications: UL 489
• Wire Size: #1 AWG Cu/Al
• Product Dimensions: 4" x 4" x 3.5"
• Weight: 1.5 lbs

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Additional Information

complete with 120V shunt trip

Specifications

• Part Number: BR3100ST
• Manufacturer : Westinghouse
• Brand : Cutler Hammer
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : BR Series
• Type : BR
• Voltage : 240
• Amperage : 100
• Phase : 3
• Poles : 3
• AIC rating : 10kA@240V
• Connection : Plug-In
• Functions : Long Time and Instantaneous Trip
• Temp Rating : -13–158 °F (-25–70 °C)
• Protection : Thermal Magnetic

Product Data

• UPC : 786676002509
• GTIN : 00786676002509
• Country of Origin : Dominican Republic
• Dimensions : 4 in x 3.5 in x 4 in (Length/Depth x Height x Width)
• Weight : 1.5
• Certification : UL 489,Federal Specifications Classification W-C375
• Wire Size : #1 AWG CU/AL