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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SX21 |
| Alternative Part Number | 5SX21 |
| Manufacturer | Siemens |
| Product Type | Circuit Breaker |
| Operation Mechanism | Toggle |
| Number of Poles | 4 |
| Rated Voltage | 230/400 V ac / 60 V dc |
| Tripping Characteristic | Class C |
| Rated Current | Information not provided; please refer to specific model variant for exact current rating. |
| Switching Capacity | Information not provided; please refer to specific model variant for exact switching capacity. |
| Mounting Depth | 55 mm |
| Number of Pitch Units Width | 1 |
| Degree of Pollution | 3 |
| Overvoltage Category | 3 |
| Commodity Code | 853620 |
| Approvals and Certifications | General Product Approval, Declaration of Conformity, Test Certificates |
The Siemens 5SX21 is a robust circuit breaker designed to provide reliable overcurrent protection for electrical circuits. This toggle-operated breaker is equipped with four poles and is suitable for use in both AC and DC applications, with a voltage rating of 230/400 V AC and 60 V DC. Its compact design allows for efficient use of space within electrical installations, and it features a tripping characteristic class C, ensuring a quick response to sudden overcurrent conditions. The 5SX21 is engineered to maintain functionality in a variety of environments, making it a versatile choice for industrial, commercial, and residential applications where dependable circuit protection is essential.
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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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.
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Frequently Asked Questions
What type of circuit breaker is this?
This is a 4-pole circuit breaker designed for toggling operations, suitable for use with both AC and DC circuits.
What are the voltage ratings for this circuit breaker?
The circuit breaker is rated for 230/400 V ac and 60 V dc.
What is the interrupting capacity of this circuit breaker?
The interrupting capacity is rated at 6 kA according to EN 60898 and 10 kA in accordance with IEC 60947-2.
Can this circuit breaker be used in residential applications?
Yes, it can be used in residential applications, provided that the electrical specifications match the requirements of the installation.
What is the tripping characteristic of this circuit breaker?
The circuit breaker has a 'C' tripping characteristic, which means it is designed to trip at a current rating of 5 to 10 times its rated current, making it suitable for commercial and industrial applications with moderate inrush currents.
How many modules wide is the circuit breaker?
The circuit breaker occupies a width of 4 modules on a standard DIN rail.
What is the mounting depth for this circuit breaker?
The mounting depth for the circuit breaker is 55 mm.
What is the overvoltage category for this circuit breaker?
The overvoltage category for this circuit breaker is Class 3.
What is the degree of pollution for this circuit breaker?
The degree of pollution for this circuit breaker is rated at 3, which indicates that it is designed to withstand a certain level of contaminants that could affect its operation.
Can this circuit breaker be used in commercial settings?
Yes, with its 'C' tripping characteristic and robust design, it is well-suited for commercial settings where surge currents can be expected.
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.
