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Specification & Description
The Siemens 3RV2021-4BA15 is a robust circuit breaker designed for motor protection, ensuring the safe and efficient operation of machinery in various industrial settings. This three-pole device is engineered to provide Class 10 overload protection, with an adjustable pick-up value current of the current-dependent overload release ranging from 13 to 20 A and a short-circuit release of 260 A. The circuit breaker features a compact design with dimensions of 45 x 96.9 x 97 mm, making it suitable for space-constrained environments.
Constructed with screw-type terminals for secure electrical connections, the 3RV2021-4BA15 is capable of accommodating a range of conductor cross-sections, both single or multi-stranded and finely stranded with core end processing. It is designed for easy mounting, with the ability to be installed in any position and snapped onto a 35 mm standard mounting rail according to DIN EN 60715.
The device is rated for an operating voltage of up to 690 V ac and has an operating frequency rated value of 50 to 60 Hz. It is also equipped with a mechanical service life of approximately 100,000 switching cycles, ensuring long-term reliability and reduced maintenance requirements.
With an IP20 protection rating on the front and terminals, the circuit breaker is finger-safe, providing increased safety for personnel during installation and maintenance. The ambient operating temperature range of -20 to +60 °C and the ability to function up to an installation altitude of 2,000 m above sea level make it versatile for a wide range of environmental conditions.
The Siemens 3RV2021-4BA15 is a dependable solution for motor protection, offering precise overload and short-circuit protection to enhance the longevity and performance of industrial motors.
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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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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Read more...Peace of mind with every purchase
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Frequently Asked Questions
What type of circuit breaker is this?
This is a 3-pole circuit breaker designed for motor protection, with a CLASS 10 A-release range of 13 to 20 A and an N-release of 260 A.
Can this circuit breaker be used for applications other than motor protection?
While the primary design is for motor protection, it may be suitable for other applications that match its specifications. However, it's important to consult the device's datasheet or a professional to ensure compatibility with your specific application.
What is the voltage rating for this circuit breaker?
The circuit breaker is rated for use with systems up to 690 V ac.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 45 x 96.9 x 97 mm.
Is there a specific ambient temperature range for operating this circuit breaker?
Yes, the circuit breaker is designed to operate within an ambient temperature range of -20 to +60 degrees Celsius.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the circuit breaker is typically 100,000 switching cycles for both the main and auxiliary contacts.
What type of terminals does this circuit breaker have?
It is equipped with screw-type terminals for both the main current circuit and the auxiliary and control current circuit.
What is the tightening torque for the terminals?
The tightening torque for the main contacts with screw-type terminals is 2 to 2.5 N·m, and for auxiliary contacts with screw-type terminals, it is 0.8 to 1.2 N·m.
What is the protection class of this circuit breaker?
The circuit breaker has a protection class of IP20 for both the front and the terminals.
How can I determine if this circuit breaker is suitable for my application?
To determine suitability, you should compare the electrical and mechanical specifications of the circuit breaker with the requirements of your application, considering factors such as voltage, current, number of poles, and environmental conditions.
