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Siemens 5ST3010-2 Auxiliary Switch with Test Button for MCBs

Siemens 5ST3010-2: 1 NO/1 NC auxiliary switch for MCBs with test button.

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ManufacturerSiemens

Part number5ST3010-2

Contact Configuration 1 NO + 1 NC

Features With Test Button

For Use With Miniature Circuit Breakers

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12-month warranty

All units tested

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Same-day dispatch

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Worldwide delivery

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Veteran-owned

CAGE: 9NK75

1 NO and 1 NC contacts Integrated test button For miniature circuit breakers Facilitates functional testing Reliable status signaling

Product description

The Siemens 5ST3010-2 is an auxiliary switch designed for miniature circuit breakers (MCBs), featuring a 1 NO + 1 NC contact configuration and an integrated test button. This allows for convenient testing of the auxiliary contacts' functionality without tripping the main circuit breaker.

This accessory is valuable in control systems where maintaining operational status and ensuring the integrity of signaling circuits is critical. The test button simplifies maintenance and troubleshooting procedures, making it a practical choice for various industrial applications.

Stanlo Automation, a veteran-owned business specializing in surplus industrial parts, provides the Siemens 5ST3010-2. We ensure you receive high-quality, tested components to keep your automation systems running efficiently.

Technical specifications

Contact Configuration	1 NO + 1 NC
Features	With Test Button
For Use With	Miniature Circuit Breakers

Common applications

Control Panels

Automation Systems

Electrical Monitoring

Maintenance Testing

Safety Circuits

Compatible systems

Siemens Miniature Circuit Breakers (compatible models with test button support)

Also known as

Siemens 5ST3010-2 MCB switch Siemens auxiliary contact with test 5ST3010-2 signaling switch

Replaces / compatible with

This auxiliary switch is designed to be compatible with Siemens miniature circuit breakers that support auxiliary switch attachments and require a test function.

Technical note

Expert tip

The test button functionality is intended for verification purposes; ensure it is not accidentally engaged during normal circuit breaker operation.

What happens next?

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Frequently asked questions

What is the benefit of the test button on the Siemens 5ST3010-2 auxiliary switch?

The test button on the Siemens 5ST3010-2 allows users to easily verify the functionality of the auxiliary contacts (1 NO + 1 NC) without needing to manually trip the associated miniature circuit breaker. This simplifies routine checks and maintenance.