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Siemens 3RA1931-1BA00

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£26.60 (ex. VAT)

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Marvo Stock ID MV-7AX1
HS Code 85389099
SKU 3RA1931-1BA00
Condition New sealed
Warranty 12 months

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Quoting Marvo Stock ID: MV-7AX1

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Specification & Description

Specification Description
Part Number 3RA1931-1BA00
Alternative Part Number 3RA19311BA00
Manufacturer Siemens
Product Type Connecting Module
Design Electrical and Mechanical for 3RV1.3 and 3RT1.3
Quantity 1 Piece
Operation DC Operation
Size of Circuit-Breaker S2
Size of Contactor S2
Mounting Type Snap-on fastening on 35 mm standard rail
Protection Class IP On the front IP20
Ambient Temperature During operation -20…+70 °C, during storage -55…+80 °C
Insulation Voltage Rated value 690 V
Degree of Pollution 3
Surge Voltage Resistance Rated value 6 kV
Mechanical Service Life Typical 10,000,000 switching cycles for associated contactor

The Siemens 3RA1931-1BA00 is a robust connecting module designed to facilitate the seamless integration of motor starters into a wide range of industrial applications. This electrical and mechanical link module is specifically engineered for compatibility with 3RV1.3 motor protectors and 3RT1.3 contactors, ensuring a reliable and efficient connection for DC operation.

Crafted with precision, the 3RA1931-1BA00 is part of the esteemed SIRIUS product line, renowned for its high-quality construction and dependable performance. The module's design simplifies the installation process, allowing for quick and secure assembly, which is crucial in maintaining the continuity of operations within industrial settings.

The compact size of the 3RA1931-1BA00 does not compromise its functionality. It is built to withstand the demanding conditions of industrial environments, with a focus on durability and longevity. The module's technical specifications are in line with industry standards, providing assurance of its capability to handle the rigorous demands of motor control applications.

This connecting module is an essential component for professionals seeking to enhance the operational efficiency of their motor starters. Its integration into control systems contributes to the overall optimisation of machinery, leading to improved performance and reduced downtime.

In summary, the Siemens 3RA1931-1BA00 is a vital accessory for motor starters, offering a combination of reliability, ease of use, and compatibility, making it a valuable addition to any industrial automation system.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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How do I create an account?

Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Frequently Asked Questions

What is the purpose of the Siemens connecting module?

The Siemens connecting module is designed for electrical and mechanical connection between 3RV1.3 circuit breakers and 3RT1.3 contactors, facilitating seamless integration and operation within a motor control system.

Can this module be used for DC operation?

Yes, the Siemens 3RA1931-1BA00 connecting module is suitable for DC operation, making it versatile for various control voltage applications.

What sizes of circuit breakers and contactors is the module compatible with?

The connecting module is compatible with size S2 circuit breakers and contactors, ensuring a proper fit and function within the specified size range.

Is there a specific mounting type for this module?

The module is designed for snap-on fastening on a 35 mm standard rail, which allows for easy and secure mounting in control cabinets and panels.

What are the general technical specifications of the module?

The module is part of the SIRIUS product line, designed for linking 3RV1.31 and 3RT1.3 devices, and it carries various certifications and approvals indicating its compliance with industry standards.

How does the module contribute to system protection?

By linking circuit breakers and contactors, the module helps to provide coordinated short-circuit protection within the motor control system, enhancing overall system safety.

What certifications does the module hold?

The module holds general product approvals and declarations of conformity, which attest to its quality and suitability for use in industrial environments.

What is the significance of the product brand name SIRIUS?

SIRIUS is a well-known product brand by Siemens that encompasses a wide range of control and switching devices, known for their reliability and compatibility in industrial applications.

Are there any environmental confirmations for this module?

Yes, the module has environmental confirmations that ensure it meets specific environmental standards and regulations.

What should be considered when installing the module?

When installing the module, it's important to adhere to the specified mounting positions, maintain required spacings for safety, and ensure proper electrical connections are made according to the module's specifications.

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Part conditions explained


We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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