Siemens 3RV2021-4BA10

Siemens 3RV2021-4BA10 Circuit Breaker

The Siemens 3RV2021-4BA10 is a robust, reliable circuit breaker that provides optimal industrial electrical circuit protection. As part of the G120D distributed inverters line-side power components, this circuit breaker is engineered explicitly for three-phase AC systems with a voltage range of 380-500V. It is ideal for applications requiring a power output of up to 4 kW (5 HP) and a current rating of 20A, making it suitable for protecting motors and other electrical equipment from overloading, short circuits, and phase failures. The 3RV2021-4BA10 circuit breaker is a critical component in ensuring the safety and longevity of electrical systems in various industrial environments.

Technical Specifications and Performance

The Siemens 3RV2021-4BA10 circuit breaker is rated for a voltage range of 380-500V AC, making it versatile enough for a wide range of industrial applications. Its power rating of 4 kW (5 HP) at 20A ensures it can handle moderate loads while effectively protecting against electrical faults. The circuit breaker is designed for three-phase systems, which are commonly used in industrial settings due to their efficiency in powering heavy machinery and equipment.

The 3RV2021-4BA10 has a manual reset feature, allowing for quick and easy recovery after a fault has been cleared. It also features a high breaking capacity, ensuring it can safely interrupt high current flows without damage. The circuit breaker is designed to operate reliably in demanding environments, with a temperature range that supports continuous operation in industrial conditions. Its compact design allows for easy integration into control panels and distributed inverter systems, making it a convenient and space-saving solution for electrical protection.

Applications and Compatibility

The Siemens 3RV2021-4BA10 circuit breaker is an integral part of the G120D distributed inverter system and is widely used in industrial automation and drive technology. It is compatible with various Siemens motors and inverters, providing comprehensive protection for electrical circuits in applications such as conveyor systems, material handling, packaging machinery, and other automated processes. The circuit breaker is designed to work seamlessly with other Siemens components, ensuring a cohesive and efficient system that minimizes downtime and enhances overall productivity.

This circuit breaker is particularly well-suited for applications where space is limited, as its compact design allows for easy installation in crowded control panels or distributed systems. Its high reliability and robust construction make it ideal for harsh industrial environments, where equipment protection is critical to maintaining operational continuity.

Safety Features and Compliance

Safety is a top priority in the design of the Siemens 3RV2021-4BA10 circuit breaker. It is equipped with thermal and magnetic trip units, which provide accurate protection against overloads and short circuits. The circuit breaker is also designed to prevent phase loss, ensuring that motors and other equipment are not damaged by uneven power distribution. Additionally, the 3RV2021-4BA10 complies with international standards for electrical safety, including IEC and UL certifications, giving users confidence in its performance and reliability.

The circuit breaker is also designed for easy maintenance and testing, with clear indicators and accessible terminals allowing quick diagnostics and repairs. Its robust design ensures a long service life, reducing the need for frequent replacements and minimizing maintenance costs.

Frequently Asked Questions (FAQ) for Siemens 3RV2021-4BA10 Circuit Breaker.

Q1: What is the primary function of the Siemens 3RV2021-4BA10 circuit breaker?

A1: The Siemens 3RV2021-4BA10 circuit breaker is designed to protect electrical circuits in industrial environments. It safeguards against overloading, short circuits, and phase failures in three-phase AC systems. Interrupting the power supply in the event of a fault ensures the safety and reliability of motors and other connected equipment.

Q2: What voltage and current ratings does the 3RV2021-4BA10 support?

A2: The Siemens 3RV2021-4BA10 circuit breaker is rated for a voltage range of 380-500V AC and a current rating of 20A. This makes it suitable for applications requiring up to 4 kW (5 HP) of power, ensuring it can handle moderate industrial loads.

Q3: In what types of applications can the 3RV2021-4BA10 be used?

A3: The 3RV2021-4BA10 circuit breaker is ideal for industrial automation and drive technology, particularly within Siemens G120D distributed inverter systems. It is commonly used in conveyor systems, material handling, packaging machinery, and other automated processes requiring reliable motor and electrical circuit protection.

Q4: How does the 3RV2021-4BA10 protect against phase loss?

A4: The Siemens 3RV2021-4BA10 is equipped with phase failure protection. This feature ensures that if one phase is lost or has a significant voltage drop, the circuit breaker will interrupt the circuit, preventing potential damage to the motor and connected equipment caused by unbalanced power distribution.

Q5: Is the Siemens 3RV2021-4BA10 compliant with international safety standards?

A5: The 3RV2021-4BA10 circuit breaker complies with international electrical safety standards, including IEC and UL certifications. This ensures the product meets rigorous safety and performance criteria, making it a reliable choice for worldwide industrial applications.

Q6: Can the 3RV2021-4BA10 be used in harsh industrial environments?

A6: Absolutely. The 3RV2021-4BA10 is designed for reliable operation in demanding industrial environments. It features a robust construction and can operate effectively across a wide temperature range, making it suitable for use in challenging conditions.

Q7: How easy is it to install and maintain the 3RV2021-4BA10?

A7: The Siemens 3RV2021-4BA10 is designed for ease of installation and maintenance. Its compact design allows for space-saving installation in control panels or distributed systems. The circuit breaker also features accessible terminals and clear indicators, making it easy to diagnose and repair if needed.

Q8: What safety features are integrated into the 3RV2021-4BA10?

A8: The 3RV2021-4BA10 circuit breaker includes several safety features, such as thermal and magnetic trip units for accurate overload and short circuit protection. It also includes manual reset capabilities and phase failure protection, ensuring comprehensive safety for industrial electrical systems.

Q9: Is the 3RV2021-4BA10 compatible with other Siemens components?

A9: The 3RV2021-4BA10 is fully compatible with Siemens G120D distributed inverters and other related components. This compatibility ensures seamless integration into existing systems, providing reliable protection and enhancing overall performance.

Q10: What is the breaking capacity of the 3RV2021-4BA10?

A10: The Siemens 3RV2021-4BA10 circuit breaker is designed with a high breaking capacity, allowing it to safely interrupt high current flows in the event of a fault. This feature prevents circuit breaker and connected equipment damage, ensuring long-term reliability and safety.

Siemens products are manufactured in Germany and are designed for Automotive, aerospace, power generation, and electronics usage. They come with a 2-year warranty from MRO Electric. We also carry Contactors from other manufacturers such as FANUC and Yaskawa.

Contact Us Today For More Information About Siemens Products

Check out the rest of our Siemens product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at sales@mroelectric.com, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 3RV2021-4BA10, take a look at more from our Contactors line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 3RV2021-4BA10 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.