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Siemens 3RV1031-4DB10 Motor Protection Circuit Breaker - 18-25A

Siemens 3RV1031-4DB10 is a Size S2 motor protection circuit breaker.

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ManufacturerSiemens

Part number3RV1031-4DB10

Size S2

Class 20

A-release 18-25A

Short-circuit release 325A

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Motor protection Adjustable current setting Class 20 thermal overload Screw terminals High short-circuit rating

Product description

The Siemens 3RV1031-4DB10 is a Size S2 motor protection circuit breaker designed for demanding applications. It offers a Class 20 rating, an adjustable A-release range of 18 to 25A, and a substantial short-circuit release of 325A. Standard screw terminals ensure reliable connections.

This circuit breaker is well-suited for protecting larger motors against overloads and short circuits in industrial settings such as manufacturing plants, processing facilities, and heavy equipment operations.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, provides access to this discontinued Siemens breaker. We understand the need for reliable, cost-effective solutions and ensure you can source essential components.

Technical specifications

Size	S2
Class	20
A-release	18-25A
Short-circuit release	325A
Terminals	Screw
Switching Capacity	Standard

Common applications

Heavy duty motor protection

Industrial machinery

Process automation

Manufacturing equipment

Mining equipment

Compatible systems

Motor protection applications

Also known as

3RV10314DB10 Siemens SIRIUS 3RV1031 S2 industrial breaker

Replaces / compatible with

This phased-out product's successor is the SIRIUS 3RV2 series, with a preferred successor type of 3RV2031-4DB10. Ensure the successor meets all operational and safety requirements.

Technical note

Expert tip

The Class 20 rating makes this breaker suitable for motor starting currents and applications where slower thermal tripping is acceptable, providing protection without nuisance tripping.

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Frequently asked questions

What is the maximum short-circuit current this breaker can safely interrupt?

The Siemens 3RV1031-4DB10 motor protection circuit breaker has a short-circuit release of 325A. This rating is critical for ensuring safety and preventing damage during fault conditions in motor circuits.