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Eaton Cutler-Hammer BR Circuit Breakers BR380ST

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BR380ST

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The BR380ST from Eaton Cutler-Hammer is a thermal magnetic circuit breaker designed for robust application needs. With a current rating of 80 A and a voltage capacity of 120/240 V, this breaker functions effectively in various electrical environments.

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Technical specifications for BR380ST

ManufacturerEaton Cutler-Hammer
Product TypeThermal Magnetic Circuit Breaker
Product LineBR Circuit Breakers
Part NumberBR380ST
UPC786676003469
Rated Current80 A
Rated Voltage120 / 240 V
Trip TypeCommon Breaker Trip
Shunt TripIncluded
Interrupt Rating10 KAIC
Number of Poles3 Poles
Wire Size#4-1/0 AWG
Storage Humidity80% (non-Condensing)
Operating Humidity80% (non-Condensing)
Installation Altitude1000 MSL

The Eaton Cutler-Hammer BR380ST is a thermal magnetic circuit breaker characterized by its reliability in electrical systems. This unit is rated for a maximum current of 80 Amps and operates effectively at voltage levels of 120 and 240 volts. Its three-pole design allows for versatile applications in a variety of installations.

Equipped with a common trip type, the BR380ST includes a shunt trip feature, enhancing its safety capabilities. The breaker is rated for an interrupt capacity of 10 KAIC, protecting circuits by preventing damage during fault conditions. This model accommodates a wire size range from #4 to 1/0 AWG, making it adaptable for different wiring needs.

Designed for function in controlled environments, the BR380ST can operate at relative humidity levels up to 80%, both in storage and during operations, without condensation risk. It is suitable for installations at altitudes reaching up to 1000 meters above sea level. For dependable circuit protection and electrical safety, the BR380ST meets demanding performance standards.