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Siemens HEB3B080B 3-Pole Miniature Circuit Breaker - 80A

Siemens HEB3B080B 3-Pole Miniature Circuit Breaker.

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ManufacturerSiemens

Part numberHEB3B080B

Poles 3

Current Rating 80A

Voltage Rating 480Y/277VAC

Trip Type Thermal-Magnetic

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Veteran-owned

CAGE: 9NK75

3-Pole configuration 80A current rating Thermal-magnetic trip 10kA breaking capacity Siemens quality assurance Robust construction

Product description

The Siemens HEB3B080B is a high-capacity, 3-pole miniature circuit breaker designed for robust electrical protection. Featuring an 80 Ampere rating, it is engineered to handle significant loads while providing reliable defense against overcurrents and short circuits. Its design emphasizes durability and performance in industrial environments.

This breaker is a key component for applications requiring substantial current handling, such as main feeders, large motor circuits, and heavy-duty distribution panels. It ensures operational safety and equipment longevity in manufacturing plants, processing facilities, and large commercial structures.

As a veteran-owned surplus parts distributor, Stanlo Automation understands the importance of sourcing quality components quickly and affordably. We offer the Siemens HEB3B080B to help you maintain and upgrade your critical systems with confidence.

Technical specifications

Poles	3
Current Rating	80A
Voltage Rating	480Y/277VAC
Trip Type	Thermal-Magnetic
Series	HEB
Breaking Capacity	10kA

Common applications

Industrial power distribution

Large motor circuits

Main feeders

Heavy-duty control panels

Manufacturing operations

Commercial power systems

Compatible systems

Industrial control systems Building management systems Power distribution units

Also known as

Siemens HEB 3B080B HEB3B080B breaker Siemens 80A 3P breaker

Replaces / compatible with

This breaker can serve as a direct replacement for Siemens HEB series units with the same ratings. Verify dimensions and wiring requirements for any retrofits.

Technical note

Expert tip

The magnetic trip element in the HEB3B080B is designed to react quickly to high fault currents, providing rapid disconnection and enhancing system safety.

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Frequently asked questions

Can the Siemens HEB3B080B be used for motor protection?

Yes, the Siemens HEB3B080B is suitable for motor protection applications, especially for larger motors requiring an 80A breaker. Its thermal-magnetic trip provides the necessary overload and short-circuit protection for motor circuits within its rating.