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Siemens 3RV2031-4UA15 SIRIUS Motor Protection Circuit Breaker

Siemens 3RV2031-4UA15 SIRIUS Motor Protection Circuit Breaker.

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ManufacturerSiemens

Part number3RV2031-4UA15

Size S2

Class 10

A-release 32-40 A

N-release 585 A

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Motor protection Size S2 Class 10 tripping Adjustable current settings Integrated auxiliary switches (1 NO+1 NC) Screw terminals Standard switching capacity

Product description

The Siemens 3RV2031-4UA15 is a Size S2 motor protection circuit breaker from the SIRIUS 3RV2 series, featuring Class 10 tripping and an adjustable A-release of 32-40 A with an N-release of 585 A. This model includes transverse auxiliary switches (1 NO + 1 NC) for added functionality in control and signaling circuits. It offers standard switching capacity and screw terminals for secure connections.

This versatile circuit breaker is suitable for motor protection in various industrial applications. The integrated auxiliary switches allow for interlocking, remote signaling of trip status, or integration into complex control logic, enhancing system flexibility.

Stanlo Automation, a veteran-owned surplus parts distributor, is your trusted source for the Siemens 3RV2031-4UA15. We provide quality industrial components with competitive pricing and fast, reliable shipping to support your automation needs.

Technical specifications

Size	S2
Class	10
A-release	32-40 A
N-release	585 A
Terminals	Screw
Switching Capacity	Standard
Poles	3
Auxiliary Switches	1 NO+1 NC
Voltage	690V AC

Common applications

Motor control

Industrial automation

Control panels

Machinery protection

Signaling circuits

Remote monitoring

Compatible systems

Compatible with Siemens SIRIUS motor control systems and components.

Also known as

Siemens SIRIUS 3RV2031-4UA15 3RV20314UA15 Siemens Motor Starter Protector with Aux

Replaces / compatible with

This part is part of the Siemens SIRIUS 3RV2 series and is designed for direct replacement within compatible systems.

Technical note

Expert tip

The integrated auxiliary switches simplify wiring for control circuits, eliminating the need for separate add-on modules for basic signaling functions.

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Frequently asked questions

What purpose do the auxiliary switches on the Siemens 3RV2031-4UA15 serve?

The Siemens 3RV2031-4UA15 comes equipped with transverse auxiliary switches (1 Normally Open, 1 Normally Closed). These switches can be used for signaling the breaker's status (tripped or closed), interlocking with other devices, or integrating into control logic for enhanced automation.