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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV2021-4DA10 |
| Alternative Part Number | 3RV20214DA10 |
| Manufacturer | Siemens |
| Mounting Type | DIN Rail |
| Poles | 3 Poles |
| Rated Current | 25 A |
| Rated Voltage | 690 V ac |
| Tripping Characteristic Class | CLASS 10 |
| Adjustable Current Range | A-release 18...25 A |
| Non-Adjustable Current Release | N-release 325 A |
| Terminal Type | Screw terminal |
| Switching Capacity | Standard switching capacity |
| Electrical Endurance | 100,000 switching cycles typical |
| Mechanical Service Life | 100,000 switching cycles typical |
| Operating Temperature Range | -20...+60 °C during operation |
| Storage Temperature Range | -50...+80 °C |
| Protection Class | IP20 for front and terminal |
| Shock Resistance | 25g / 11 ms according to IEC 60068-2-27 |
| Installation Altitude | Maximum 2,000 m above sea level |
| Relative Humidity | 10...95 % during operation |
| Commodity Code | 85362090 |
The Siemens 3RV2021-4DA10 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of machinery in industrial settings. This DIN rail mountable device is engineered to provide Class 10 A-release with an adjustable range of 18 to 25 A, and a high N-release of 325 A. Its screw terminal connection offers a reliable and secure means of installation, while its standard switching capacity ensures compatibility with a wide range of systems.
Crafted for use in three-phase networks, this circuit breaker boasts a rated operating voltage of up to 690 V ac, making it suitable for a variety of applications. The 3RV2021-4DA10 is equipped with a magnetic short-circuit trip feature, which is designed to protect electrical circuits from damage caused by short-circuit conditions.
With a compact width of 45 mm and a depth of 96 mm, the unit is space-efficient and can be easily integrated into existing setups. Its mechanical service life of 100,000 switching cycles denotes a long-lasting and durable solution for motor protection. The device also features an IP20 protection rating, safeguarding against the ingress of solid objects and ensuring the safety of personnel.
The Siemens 3RV2021-4DA10 is a testament to Siemens' commitment to quality and reliability, providing a dependable solution for safeguarding motors and electrical circuits in industrial environments.
Commonly Asked Questions
Is my order covered by a warranty?
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.
Read more...What payment methods do you accept?
We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.
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 type of device is this circuit breaker designed for?
This Siemens circuit breaker is designed for motor protection, providing a safeguard against overload and short-circuit conditions in industrial motor applications.
Can this circuit breaker be mounted on a DIN rail?
Yes, it is designed for DIN rail mounting, allowing for easy installation and removal within electrical enclosures.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for this circuit breaker is 690 V ac, making it suitable for a wide range of industrial applications.
How many poles does this circuit breaker have?
The circuit breaker has 3 poles, which means it can be used to protect three-phase electrical circuits.
What is the range of the adjustable pick-up value current for the overload release?
The adjustable pick-up value current for the overload release ranges from 18 A to 25 A.
Is there a short-circuit protection feature in this circuit breaker?
Yes, it includes a magnetic short-circuit trip feature to protect against short-circuit conditions.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the main contacts is typically 100,000 switching cycles, indicating its durability and reliability.
What type of terminals does this circuit breaker have for the main current circuit?
It has screw-type terminals for the main current circuit, which provide a secure and reliable connection.
What is the temperature range for operation of this circuit breaker?
The circuit breaker can operate within an ambient temperature range of -20°C to +60°C.
Does this circuit breaker have any certifications for use in hazardous locations?
Yes, it has certifications for use in hazardous locations, ensuring it meets safety standards for such environments.
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.
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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.
