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Siemens 5ST3011-0HG Auxiliary Switch: 2 NO Contacts for MCBs (UL 489)

Siemens 5ST3011-0HG auxiliary switch with 2 NO contacts for UL 489 MCBs.

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ManufacturerSiemens

Part number5ST3011-0HG

Contact Configuration 2 NO

For Use With Miniature Circuit Breakers

Standard UL 489

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Two normally open (NO) contacts UL 489 compliant Designed for miniature circuit breakers Reliable status signaling Versatile integration

Product description

The Siemens 5ST3011-0HG is an auxiliary switch featuring two normally open (NO) contacts, specifically designed for miniature circuit breakers (MCBs) in compliance with UL 489 standards. This accessory allows for expanded signaling capabilities in electrical control systems.

It is utilized in applications where two independent signals are required to indicate the status of the miniature circuit breaker. This could include initiating alarms, controlling other devices, or providing feedback to a PLC based on the circuit breaker's state.

Stanlo Automation, a veteran-owned surplus parts distributor, is your source for the Siemens 5ST3011-0HG. We provide reliable, high-quality industrial components to support your automation projects and keep your operations running smoothly.

Technical specifications

Contact Configuration	2 NO
For Use With	Miniature Circuit Breakers
Standard	UL 489

Common applications

Industrial Control

Electrical Panels

Automation Systems

Safety Monitoring

Signaling Applications

Compatible systems

Siemens Miniature Circuit Breakers (UL 489 compliant models)

Also known as

Siemens 5ST3011-0HG MCB switch Siemens 2 NO auxiliary 5ST3011-0HG Siemens contact

Replaces / compatible with

This auxiliary switch is designed for use with Siemens miniature circuit breakers that are UL 489 compliant and support auxiliary switch attachments.

Technical note

Expert tip

Always confirm the specific Siemens miniature circuit breaker model's compatibility with the 5ST3011-0HG auxiliary switch for proper installation and function.

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Frequently asked questions

What is the contact configuration of the Siemens 5ST3011-0HG auxiliary switch?

The Siemens 5ST3011-0HG auxiliary switch is equipped with two normally open (NO) contacts. This configuration is suitable for applications requiring two independent signals to monitor the status of a UL 489 compliant miniature circuit breaker.