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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
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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
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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.
