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Siemens 3VU1340-1MJ00 Motor Protection Circuit Breaker with Aux

Siemens 3VU1340-1MJ00 Motor Protection Circuit Breaker

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ManufacturerSiemens

Part number3VU1340-1MJ00

A-Release 2.4-4A

N-Release 48A

Auxiliary Contacts 1NO+1NC

Terminals Screw

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Veteran-owned

CAGE: 9NK75

Motor and line protection Adjustable overload trip Fixed short-circuit trip Includes 1NO+1NC auxiliary contacts Screw terminals 100kA breaking capacity

Product description

The Siemens 3VU1340-1MJ00 is a motor protection circuit breaker (MPCB) designed for robust protection of motors and lines. It features screw terminals and an adjustable thermal magnetic trip mechanism. The overload release (A-release) is adjustable from 2.4A to 4A, and the short-circuit release (N-release) is set at 48A. This model includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, enhancing its integration capabilities with control and signaling systems.

This circuit breaker is essential for protecting 3-phase motors against overload, phase loss, and short-circuit faults. Its design is suitable for use in motor feeders and distribution feeders within industrial automation and panel building applications.

Stanlo Automation, a veteran-owned supplier of surplus parts, offers the Siemens 3VU1340-1MJ00. We provide reliable, high-quality components to ensure the efficiency and safety of your industrial operations.

Technical specifications

A-Release	2.4-4A
N-Release	48A
Auxiliary Contacts	1NO+1NC
Terminals	Screw
Icu	415V 100kA
Series	SENTRON 3VU

Common applications

Motor feeders

Distribution feeders

Industrial automation

Panel building

3-phase motor protection

Compatible systems

SENTRON 3VU Series

Also known as

3VU13401MJ00 Siemens MPCB SENTRON 3VU

Replaces / compatible with

This Siemens circuit breaker is part of the SENTRON 3VU series and serves as a direct replacement for similar motor protection circuit breakers in the same series. For specific replacements, consult Siemens documentation.

Technical note

Expert tip

The 3VU1340-1MJ00 offers a high breaking capacity of 100kA at 415V, making it suitable for applications with significant fault current potential.

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Frequently asked questions

What is the short-circuit release setting for the Siemens 3VU1340-1MJ00?

The Siemens 3VU1340-1MJ00 has a fixed short-circuit release (N-release) of 48A, providing protection against sudden fault currents.