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Siemens ED42B030 Sentron ED4 Series 30A 2-Pole Circuit Breaker

Siemens ED42B030 2-Pole Molded Case Circuit Breaker

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ManufacturerSiemens

Part numberED42B030

Amperage 30A

Voltage 480V AC

Poles 2

Interrupt Rating 18kA @ 480V

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Thermal-Magnetic Trip Long-Time and Instantaneous (LI) Functions 18kAIC Interrupt Rating 2-Pole Configuration Bolt-On Mounting HACR Rated

Product description

The Siemens ED42B030 is a 2-pole molded case circuit breaker from the Sentron ED4 series, rated for 30A and 480V AC. It features a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions, providing reliable overcurrent protection. With an 18kA interrupting rating at 480V AC, this breaker is designed for robust performance in industrial and commercial electrical systems.

This breaker is commonly used in 480V industrial settings for power distribution, motor control, and protection of electrical equipment. Its bolt-on mounting type ensures secure installation in compatible Siemens panelboards and switchgear.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens ED42B030. We provide quality, competitively priced components and exceptional service to support your industrial automation and electrical needs.

Technical specifications

Amperage	30A
Voltage	480V AC
Poles	2
Interrupt Rating	18kA @ 480V
Trip Type	Thermal Magnetic
Functions	LI
Mounting	Bolt-On
Series	Sentron ED4

Common applications

Industrial Power Distribution

480V Electrical Systems

Motor Control

HVAC Equipment

Panelboards

Switchboards

Compatible systems

Siemens Panelboards Siemens Switchboards HVAC Systems Industrial Machinery with 480V Systems

Also known as

Siemens ED42B030 breaker, Siemens Sentron ED42B030, ED42B030 circuit breaker, Siemens 30A 480V breaker

Replaces / compatible with

This is a Siemens ED4 frame breaker. It may replace older ED series breakers with similar voltage and amperage. Always verify compatibility with specific panelboard and application requirements.

Technical note

Expert tip

The ED42B030 is HACR rated, ensuring it is suitable for circuits supplying air conditioning and refrigeration equipment.

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Frequently asked questions

What is the interrupt rating for the Siemens ED42B030 circuit breaker?

The Siemens ED42B030 circuit breaker has an interrupting rating of 18kA at 480V AC. This rating indicates its ability to safely interrupt fault currents at the specified voltage.