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Siemens 3RV1031-4GA15 S2 Motor Protection Circuit Breaker - 36-45A

Siemens 3RV1031-4GA15 S2 Motor Protection Circuit Breaker

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ManufacturerSiemens
Part number3RV1031-4GA15
Size S2
Class 10
A-release 36-45 A
Short-circuit release 540 A
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12-month warranty
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Veteran-owned
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Motor protection Class 10 overload protection Adjustable A-release High short-circuit release Transverse auxiliary contacts Phased-out product

The Siemens 3RV1031-4GA15 is a Size S2 motor protection circuit breaker designed for robust motor control and protection. It features Class 10 thermal overload protection with an adjustable A-release range of 36 to 45 Ampere and a short-circuit release of 540 Ampere. This breaker includes a transverse auxiliary switch with 1 NO + 1 NC contacts, uses screw terminals, and offers standard switching capacity.

This circuit breaker is suitable for protecting larger motors in heavy-duty industrial applications such as large fans, pumps, compressors, and industrial machinery where reliable overload, short-circuit protection, and auxiliary signaling are required.

Stanlo Automation, a veteran-owned surplus parts distributor, specializes in providing essential industrial automation components, including phased-out and hard-to-find parts like the Siemens 3RV1031-4GA15. We ensure you can maintain and repair your critical systems, minimizing downtime and costs. Count on Stanlo Automation for your industrial parts needs.

SizeS2
Class10
A-release36-45 A
Short-circuit release540 A
TerminalsScrew
Auxiliary Switch1 NO + 1 NC Transverse
Switching CapacityStandard
Industrial fans
Large pumps
Compressors
Heavy machinery
Motor control centers
Compatible with Siemens industrial automation and motor control systems
Siemens 3RV1031-4GA15 breaker SIRIUS 3RV1031-4GA15 Motor circuit protector 3RV1031-4GA15
This is a phased-out product. The preferred successor is the Siemens SIRIUS 3RV2031-4VA15.
Expert tip
The auxiliary contacts on this breaker are typically rated for control circuits and should not be used for power switching.
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Does the Siemens 3RV1031-4GA15 include auxiliary contacts?
Yes, the Siemens 3RV1031-4GA15 motor protection circuit breaker is equipped with a transverse auxiliary switch providing 1 Normally Open (NO) and 1 Normally Closed (NC) contact for signaling or interlocking purposes.