BR320 - 20 Amp Circuit Breaker
- 20 Amp
- 10k @ 240VAC
- 3 Pole
Purchase Options: New
BR320 - 20 Amp Circuit Breaker Description
BR320 - 20 Amp Circuit Breaker
If you're working in an Eaton Type BR panel and need a 20 Amp, 3-pole breaker, the BR320 is the model you're likely looking for. This breaker is built for compatible Type BR loadcenters and is often found on smaller three-phase circuits serving equipment throughout commercial buildings, workshops, mechanical rooms, and light industrial facilities.
Rated for 240V AC systems, the BR320 carries a 10 kAIC interrupting rating and accepts #14–4 AWG copper or aluminum conductors. You'll often see this breaker protecting pumps, compressors, HVAC controls, machinery, and other equipment that operates on smaller three-phase circuits.
Key Features and Benefits
- 20 Amp circuit breaker rating
- Three-pole configuration
- Thermal-magnetic trip mechanism
- Common-trip operation
- Type BR plug-on design
- Compatible with Eaton Type BR loadcenters
- Rated for 240V AC applications
- 10 kAIC interrupting capacity
- Accepts #14–4 AWG copper or aluminum conductors
- Useful for replacement work, panel maintenance, and new circuit installations
Technical Specifications
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Manufacturer: Eaton
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Catalog Number: BR320
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UPC: 786676367752
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Product Type: Thermal Magnetic Circuit Breaker
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Series: Type BR
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Circuit Breaker Type: BR
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Amperage Rating: 20 Amps
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Voltage Rating: 240V AC
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Number of Poles: 3
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Trip Type: Common Trip
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Mounting Method: Plug-On
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Interrupt Rating: 10 kAIC
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Wire Size Compatibility: #14–4 AWG Copper/Aluminum
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Used With: Type BR Loadcenters
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Dimensions:
- Depth: 2.9 in.
- Width: 2.9 in.
- Height: 2.7 in.
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Weight: 0.95 lb
Material Compliance and Certifications
- UL 489 Listed
- Federal Specifications Classification W-C375
- Manufactured to Eaton Type BR specifications
- Intended for installation in compatible Eaton Type BR loadcenters
Where It Works Best
- You'll find the Eaton BR320 in Eaton Type BR panels serving commercial facilities, schools, retail spaces, workshops, mechanical rooms, and light industrial environments. It is frequently installed on pumps, compressors, HVAC controls, machinery connections, and other three-phase loads that require a 20 Amp, 3-pole breaker. It's also a common replacement choice when maintaining existing BR panel installations and matching the original breaker specifications.
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Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.
Specifications
- Width:3.0
- Height:2.88
- Depth:2.56
- Poles:3
- Amperes:20
- A.I.C. Rating & Volts:10k @ 240VAC
- Type:BR
- Approx Dimensions:3.00"W x 2.88"L x 2.56"D
- Additional Notes:HACR Rated, Common Trip, Plug-On Circuit Breaker
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