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Siemens 3RA1924-1A

Name: 3RA1924-1A
Brand: Siemens
SKU: 3RA1924-1A
Price: 29.82 GBP
Availability: InStock

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£29.82 (ex. VAT)

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Marvo Stock ID MV-7AWZ

HS Code 85365080

SKU 3RA1924-1A

Condition New unboxed

Warranty 12 months

Weight (kg) 0.03

Length (mm) 29.00

Width (mm) 48.50

Height (mm) 34.00

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Specification & Description

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Commonly Asked Questions

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Customer Reviews

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Specification & Description

Specification	Description
Part Number	3RA1924-1A
Alternative Part Number	3RA19241A
Manufacturer	Siemens
Type	Mechanical Interlock
Function	Used for reversing contactor assemblies without electrical function
Suitable for Contactors	Series 3R (Sizes S0...S3)
Mounting	Front-mounted on contactors
Electrical Ratings	Not applicable as it does not have an electrical function
Operating Temperature Range	Standard industrial operating temperatures (specific range not provided)
Compliance	Certified by relevant industrial standards for use in industrial control equipment
Construction	Robust build for industrial environments
Installation	Designed for easy installation onto the front of compatible Siemens contactors
Dimensions	Standard dimensions to fit Siemens contactors (exact measurements not provided)
Special Features	Allows for mechanical interlocking of contactor assemblies to ensure proper operation sequence
Usage	Intended for professional industrial use in controlling motor operations
Certification	Complies with CAN/CSA-C22.2 No. 14-05 - Industrial Control Equipment

The Siemens 3RA1924-1A is a mechanical locking device designed for seamless integration with reversing contactor assemblies, specifically for sizes S0 to S3. This robust component ensures the proper mechanical interlock of contactor units, preventing simultaneous closure and providing an essential safety feature in electrical circuit management. Its front-mounted design allows for straightforward installation onto the contactors, facilitating a secure and reliable connection.

Crafted with precision engineering, the 3RA1924-1A is built to maintain operational integrity within industrial control systems. It is compatible with a range of Siemens contactors, making it a versatile choice for those looking to maintain or upgrade their control equipment. The device's durable construction ensures longevity and consistent performance in various industrial environments.

The 3RA1924-1A is recognised for its contribution to the efficient control of motor operations, particularly in reversing applications. Its design aligns with industry standards, ensuring compliance with regulatory requirements and compatibility with existing systems. This mechanical interlock device is an indispensable component for professionals seeking to enhance the safety and functionality of their motor control applications.

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.

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.

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.

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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Our service to you

Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.

No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.

Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.

Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.

Frequently Asked Questions

What is the function of this mechanical locking device?

The mechanical locking device is designed for front-mounted assembly on contactors sizes S0 to S3. It ensures that mechanically interlocked contactor assemblies operate safely by preventing simultaneous closure of reversing contactors, thus avoiding potential damage to the contactors or the controlled equipment.

Can this mechanical locking device be used with any contactor?

No, it is specifically designed for use with Siemens contactors sizes S0 to S3. It is important to match the locking device with compatible contactors to ensure proper operation and safety.

Is there an electrical function associated with this mechanical interlock?

The 3RA1924-1A is a mechanical interlock without an electrical function. Its primary role is to provide a mechanical interlock between reversing contactors to prevent them from being energised simultaneously.

How is the mechanical locking device installed?

The device is mounted onto the front of compatible Siemens contactors. It should be installed according to the manufacturer's instructions to ensure correct operation and safety.

What certifications does this mechanical locking device hold?

This mechanical locking device has been investigated by Underwriters Laboratories in accordance with UL 508 and CSA-C22.2 No. 14 standards for industrial control equipment.

Are there any specific environmental conditions for operating this device?

While the device is robust, it is always recommended to operate it within the environmental conditions specified by the manufacturer. These details can be found in the product documentation.

What should be done if a replacement for this mechanical locking device is needed?

If a replacement is required, it is important to use the exact part or a recommended successor to ensure compatibility and safety. Always refer to the manufacturer's guidelines for replacement parts.

How can I verify the authenticity of this mechanical locking device?

Authenticity can be verified through the markings that include the submitter’s name or tradename 'Siemens', type designation, and electrical ratings. These are typically found on an adhesive label or printed directly on the device in a permanent, legible manner.

What is the significance of the ratings mentioned for this device?

The ratings indicate the electrical and mechanical capacity of the device, ensuring that it is used within safe operating parameters. It is crucial to adhere to these ratings to prevent equipment failure and maintain safety.

Can this device be used in a DIY project?

While it is possible to use this device in a DIY project, it is essential to have a thorough understanding of industrial control systems and to follow all safety guidelines. It is recommended that such installations be carried out by qualified professionals.

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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