Siemens 3RV1021-4BA10

Siemens 3RV1021-4BA10 Circuit Breaker

Overview

The Siemens 3RV1021-4BA10 is an advanced circuit breaker that provides reliable motor protection in industrial environments. As part of the Sirius product range, this circuit breaker integrates essential protection mechanisms to safeguard motors from overload and short circuits. Compact in design yet robust in performance, it is ideal for applications where safety and durability are paramount.

Rated Current and Power Capabilities

The Siemens 3RV1021-4BA10 offers a rated current of 10.5 W and a per-pole rated current of 3.5 W, providing dependable protection for motors operating at these capacities. The device is designed to support a continuous current of up to 20 A, making it suitable for a wide variety of industrial motors. This capability ensures it can handle higher loads without risking motor damage or system instability.

Voltage and Protection Features

This circuit breaker operates with a rated voltage of 690 V. It boasts a surge voltage resistance of 6000 V. This high surge voltage resistance ensures protection against spikes, reducing the risk of damage to the motor or connected electrical systems. Regarding operational safety, the Siemens 3RV1021-4BA10 features IP20 front protection, which shields the unit from dust, debris, and accidental contact. This level of security makes it a secure choice for industrial applications that require a durable circuit breaker.

Advanced Motor Protection

Motor protection is a critical function of the Siemens 3RV1021-4BA10. The device includes thermomagnetic short-circuit protection and a dual-function system that prevents overloads and short circuits. In addition, the breaker is equipped with phase failure detection, ensuring the motor remains protected if a single phase is lost. The unit is designed to trip according to CLASS 10 trip characteristics, meaning it offers rapid response to faults to minimize motor damage.

Auxiliary Features

An auxiliary switch is integrated into the Siemens 3RV1021-4BA10, enhancing system integration and automation. This switch can be used to signal or control additional circuits, further extending the breaker's functionality. Additionally, the device’s shock resistance of 25g for 11 milliseconds enhances its ability to operate in harsh environments where mechanical vibrations or shocks may be present.

Physical Specifications

The Siemens 3RV1021-4BA10 is compact, measuring 97 mm in height, 45 mm in width, and 96 mm in depth. This allows for easy installation in various setups without taking up excessive space. The unit is rated for operation at altitudes of up to 2000 meters, making it suitable for use in diverse environments, including high-altitude industrial applications.

Warranty and Shipping

Siemens backs the 3RV1021-4BA10 with a 2-year warranty, ensuring customers' peace of mind. When purchased from MRO Electric and Supply, free shipping is included, adding to the overall value of this circuit breaker.

FAQ for Siemens 3RV1021-4BA10 Circuit Breaker

What type of motor protection does the Siemens 3RV1021-4BA10 provide?

The Siemens 3RV1021-4BA10 offers thermomagnetic short-circuit protection and phase failure detection. These features ensure that motors are protected against overloads, short circuits, and failures in one or more electrical phases.

What is the rated current for the Siemens 3RV1021-4BA10?

The circuit breaker has a rated current of 10.5 W, with a per-pole rated current of 3.5 W, making it suitable for motors operating within these current limits.

Can this circuit breaker handle high-voltage surges?

The Siemens 3RV1021-4BA10 is designed with a surge voltage resistance of 6000 V, protecting connected equipment from voltage spikes.

What is the maximum operating altitude for this circuit breaker?

The Siemens 3RV1021-4BA10 can operate effectively at altitudes of up to 2000 meters, making it versatile for high-altitude applications.

Does the Siemens 3RV1021-4BA10 come with any additional functionalities?

It has an auxiliary switch that enables additional control and signaling functions, allowing for more integrated operations.

What warranty is provided for the Siemens 3RV1021-4BA10?

MRO Electric and Supply offers a 2-year warranty on the Siemens 3RV1021-4BA10, providing customers with reliable support and assurance. Free shipping is also available when purchased from MRO Electric.

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 3RV1021-4BA10, 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 3RV1021-4BA10 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.