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Specification & Description
The Siemens 3RV2031-4RA10 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This three-pole device is engineered to handle a rated operating voltage of up to 690 V ac and offers a thermal magnetic trip mechanism. With a current rating of 80 A and a high short-circuit breaking capacity of 30 kA at 400 V ac, it ensures reliable protection against overloads and short circuits.
The circuit breaker is characterised by its Class 10 trip characteristic, which provides a quick response to prevent motor damage due to excessive load conditions. The adjustable pick-up value current of the current-dependent overload release ranges from 70 to 80 A, allowing for precise protection settings tailored to specific motor requirements.
Constructed with safety in mind, the 3RV2031-4RA10 features a finger-safe design to protect against electrical shock when touched vertically from the front, in compliance with IEC 60529. The device's dimensions are 55 x 149 x 140 mm, making it compact enough for efficient use of space within control cabinets.
This circuit breaker is suitable for a variety of industrial environments, with an operational temperature range of -20 to +60 °C and a mechanical service life of 20,000 switching cycles, ensuring longevity and reliability. The 3RV2031-4RA10 is a dependable choice for motor protection in a wide range of industrial settings.
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.
Read more...How do I create an account?
Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.
Read more...Peace of mind with every purchase
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Our service to you
Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.
No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.
Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.
Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.
Frequently Asked Questions
What type of protection does this circuit breaker offer?
The circuit breaker provides motor protection by combining thermal and magnetic tripping mechanisms to safeguard against both overload and short-circuit conditions.
Can this circuit breaker be used in hazardous locations?
Yes, it has been designed with approvals for use in hazardous locations, making it suitable for a variety of industrial environments.
What are the mounting options for this circuit breaker?
It can be mounted using screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 60715, allowing for flexible installation.
What is the maximum operating voltage for this circuit breaker?
The maximum operating voltage for this circuit breaker is 690 V ac, which accommodates a wide range of industrial applications.
What is the interrupting capacity of this circuit breaker at 400 V ac?
The interrupting capacity at 400 V ac is 30 kA, providing robust protection against high fault currents.
What are the dimensions of this circuit breaker?
The dimensions are 55 x 149 x 140 mm, making it compact and suitable for installations where space is at a premium.
What type of terminals does this circuit breaker have for the main current circuit?
It features screw-type terminals for the main current circuit, ensuring a secure and reliable connection.
Is there a specific torque requirement for the main contacts with screw-type terminals?
Yes, the tightening torque for the main contacts with screw-type terminals should be between 3 and 4.5 N·m to ensure a proper connection.
What is the B10 value for this circuit breaker?
The B10 value, which indicates the number of operations before 10% of components may fail, is 5,000 when used at a high demand rate according to SN 31920.
How can the switching status be displayed on this circuit breaker?
The switching status is indicated by the position of the handle, providing a clear and immediate visual cue of the operational state.
Part conditions explained
We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:
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.
New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.
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.
