Product Description
The Siemens 3RV1915-1CB is a vital accessory meticulously engineered for seamless integration with Siemens 3RV circuit breakers, specifically enhancing their functionality and installation efficiency. This robust connection module provides a secure and reliable electrical link between the circuit breaker and various control or signaling devices, ensuring optimal performance within demanding industrial environments. Its compact design facilitates space-saving installations within control panels, while its durable construction guarantees long-lasting operation and resistance to harsh conditions. The 3RV1915-1CB simplifies wiring procedures, reduces installation time, and contributes to a more organized and efficient control system, making it an indispensable component for comprehensive motor protection and control solutions. This module ensures a dependable connection, contributing to the overall safety and reliability of your electrical system.
Is Your Device Showing These Signs?
The Siemens 3RV1915-1CB auxiliary switch block commonly experiences issues such as failure to actuate due to mechanical wear or contamination affecting the switching mechanism. Terminal connection problems arise from loose screws or corrosion, leading to signal loss and control circuit malfunctions. Electrical contact degradation occurs, increasing resistance and causing intermittent operation, which impacts motor starter functionality. Replacement is necessary when the switch block exhibits these symptoms to ensure reliable performance and prevent motor control system downtime.
Technical specifications
The Siemens 3RV1915-1CB is a vital accessory designed for use with Siemens 3RV1 motor starters, specifically enhancing their functionality and installation efficiency. This compact and robust component serves as a link module, facilitating the parallel infeed of power to multiple motor starters, thereby streamlining wiring and reducing installation time. The 3RV1915-1CB is engineered to accommodate conductors with a cross-section ranging from 2.5 to 16 mm², ensuring compatibility with a wide array of power supply configurations. Its durable construction guarantees reliable performance in demanding industrial environments, withstanding vibrations and temperature fluctuations. The module's design incorporates clear markings and secure terminals, simplifying the connection process and minimizing the risk of wiring errors. Furthermore, the 3RV1915-1CB adheres to stringent international standards, ensuring compliance with safety regulations and promoting seamless integration into existing electrical systems. This link module is an indispensable component for optimizing motor starter installations, providing a dependable and efficient solution for power distribution in industrial applications.
Our Repair Process for the
3RV1915-1CB
Our repair process for the Siemens 3RV1915-1CB auxiliary switch block begins with a thorough inspection to confirm failure to actuate, terminal connection issues, or electrical contact degradation. Upon verification of these symptoms, the switch block is immediately removed from service. Replacement with a new Siemens 3RV1915-1CB auxiliary switch block is then performed, ensuring proper alignment and secure mounting. Terminals are tightened to the specified torque, and wiring is inspected for damage before reconnection. Finally, the motor starter functionality is tested to guarantee reliable performance and prevent future downtime.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.

Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.

















