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Siemens HEB3B070B 3-Pole Miniature Circuit Breaker - 70A

Siemens HEB3B070B 3-Pole Miniature Circuit Breaker.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part numberHEB3B070B

Poles 3

Current Rating 70A

Voltage Rating 480Y/277VAC

Trip Type Thermal-Magnetic

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12-month warranty

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Veteran-owned

CAGE: 9NK75

3-Pole configuration 70A current rating Thermal-magnetic trip 10kA breaking capacity Siemens reliability Heavy-duty design

Product description

The Siemens HEB3B070B is a 3-pole miniature circuit breaker designed for dependable electrical system protection. Rated for 70 Amperes, this breaker effectively safeguards against overcurrents and short circuits, making it a vital component in industrial and commercial electrical installations. It offers the robust performance expected from Siemens.

This breaker is suitable for a variety of applications, including motor circuit protection, distribution panels, and control cabinets. Its durable construction ensures reliability in demanding environments, contributing to the safety and operational continuity of your equipment.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, proudly offers the Siemens HEB3B070B. We are committed to providing our customers with high-quality, cost-effective solutions and fast delivery to minimize any operational disruptions.

Technical specifications

Poles	3
Current Rating	70A
Voltage Rating	480Y/277VAC
Trip Type	Thermal-Magnetic
Series	HEB
Breaking Capacity	10kA

Common applications

Industrial control systems

Power distribution panels

Machine safety circuits

Commercial electrical installations

Motor control

Electrical infrastructure

Compatible systems

Industrial control systems Building management systems Power distribution units

Also known as

Siemens HEB 3B070B HEB3B070B breaker Siemens 70A 3P breaker

Replaces / compatible with

This HEB3B070B breaker can replace other Siemens HEB series breakers with identical specifications. Always confirm compatibility for retrofitting.

Technical note

Expert tip

The thermal element of the thermal-magnetic trip in the HEB3B070B is calibrated to provide long-time delay protection against nuisance tripping from moderate overloads.

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Frequently asked questions

What is the voltage rating for the Siemens HEB3B070B?

The Siemens HEB3B070B miniature circuit breaker is rated for 480Y/277VAC. This voltage rating makes it suitable for use in systems operating at these common industrial and commercial voltage levels.