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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2021-4EA20 |
| Alternative Part Number | 3RV20214EA20 |
| Manufacturer | Siemens |
| Type | Motor Protection Circuit Breaker |
| Rated Current | 32 A |
| Rated Voltage | 690 V ac |
| Dimensions | 119 x 45 x 97 mm |
| Tripping Class | CLASS 10 |
| Adjustable Current Range | A-release 27...32 A |
| Instantaneous Trip Current | N-release 400 A |
| Terminal Type | Spring-type terminal |
| Switching Function | Standard switching |
| Commodity Code | 853620 |
| Application | Designed for the protection of motors in industrial and automation applications. |
The Siemens 3RV2021-4EA20 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This compact device is engineered to provide reliable protection against short-circuits and overload conditions, ensuring the longevity and efficiency of your motor systems. With a current rating of 32 A and a voltage rating of up to 690 V ac, it is suitable for a wide range of motor sizes and specifications.
Measuring 119 x 45 x 97 mm, the 3RV2021-4EA20 is part of the S0 size class, making it an ideal choice for space-constrained environments. It features a CLASS 10 trip class, which means it will trip within 10 seconds under overload conditions of 600% of its rated current, providing timely intervention to prevent motor damage.
The circuit breaker is equipped with spring-type terminals for a secure and maintenance-free electrical connection, and it has a standard switching capacity. Its manual operation is complemented by a clear indication of the switching status, which aids in quick diagnostics and troubleshooting.
Designed for versatility, the 3RV2021-4EA20 can be integrated into a variety of control systems and is compatible with a range of accessories for expanded functionality. Its robust construction and reliable performance make it a preferred choice for industrial motor protection.
Commonly Asked Questions
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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.
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Read more...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.
Read more...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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Frequently Asked Questions
What is the current rating for this motor protection circuit breaker?
The motor protection circuit breaker is rated for 32 A.
Can this circuit breaker be used with a range of motor sizes?
Yes, it is designed for motor protection and can be adjusted to work with a range of motor sizes within its specification limits.
What is the voltage rating for this device?
The device is rated for 690 V ac.
What are the dimensions of this circuit breaker?
The dimensions are 119 x 45 x 97 mm.
Does this circuit breaker have a trip class rating?
Yes, it has a CLASS 10 trip rating.
What type of terminal does this circuit breaker have?
It comes with a spring-type terminal for secure and reliable connections.
Is this circuit breaker suitable for use in a control panel?
Yes, it is suitable for panel mounting and can be used within control panels for motor protection.
What is the short-circuit release range for this device?
The short-circuit release, or N-release, is rated at 400 A.
Can this circuit breaker be used for both single and three-phase motors?
Yes, it can be used for protecting both single and three-phase motors within its rated specifications.
Is there a specific ambient temperature range for operating this circuit breaker?
The operating temperature range should be within the limits specified by the manufacturer to ensure proper functioning.
