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Siemens 3RV2031-4EA10 Size S2 Motor Protection Circuit Breaker

Siemens 3RV2031-4EA10 Size S2 motor protection circuit breaker

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ManufacturerSiemens

Part number3RV2031-4EA10

Size S2

Rated operational current (Ie) 32 A

Adjustment range of overload releases 22...32 A

Type of overload release CLASS 10

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Motor protection Size S2 Class 10 overload protection Adjustable thermal release Short-circuit protection Screw terminals

Product description

The Siemens 3RV2031-4EA10 is a Size S2 circuit breaker designed for motor protection. It features a Class 10 rating, with an adjustable A-release (thermal overload) set between 22 and 32 A and an N-release (short-circuit) at 416 A. This breaker utilizes screw terminals for secure connections and offers standard switching capacity, making it suitable for a variety of industrial applications.

This circuit breaker is commonly employed in applications requiring reliable motor starting and protection, such as in pump controls, conveyor systems, and HVAC units. It helps prevent damage to motors from overloads and short circuits, ensuring operational continuity across various manufacturing and processing industries.

Stanlo Automation, a veteran-owned business, offers this Siemens circuit breaker with a commitment to quality and reliability. Sourcing your surplus automation parts from us ensures you receive tested, dependable components, backed by excellent customer service and a deep understanding of industrial automation needs.

Technical specifications

Size	S2
Rated operational current (Ie)	32 A
Adjustment range of overload releases	22...32 A
Type of overload release	CLASS 10
Actuation type	THERMAL
Number of poles	3
Voltage	400 V
Protection class	IP20

Common applications

Motor control

Pump systems

Conveyor lines

HVAC units

Industrial machinery

Machine tools

Compatible systems

General motor protection applications

Also known as

Siemens 3RV2 circuit breaker 3RV2031 S2 breaker Siemens motor starter protector

Replaces / compatible with

This circuit breaker is part of the Siemens 3RV2 series, designed for modern motor protection applications. It offers a reliable replacement for older or comparable motor protection devices.

Technical note

Expert tip

Ensure proper torque is applied to the screw terminals to maintain a reliable connection and prevent overheating, especially in high-vibration environments.

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Frequently asked questions

What is the adjustable current range for the 3RV2031-4EA10 motor protection circuit breaker?

The 3RV2031-4EA10 features an adjustable overload release with a range of 22 to 32 Amps. This allows for precise tuning to the specific motor's current draw, ensuring optimal protection against thermal overloads.