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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SY4220-7 |
| Alternative Part Number | 5SY42207 |
| Manufacturer | Siemens |
| Type | Miniature Circuit Breaker |
| Operation Mechanism | Toggle |
| Rated Voltage | 400 V |
| Interrupting Capacity | 5 kA |
| Current Rating | 20 A |
| Trip Characteristics | Thermal-Magnetic |
| Terminal Connection Type | Screw |
| Mounting | DIN Rail Mount |
| Dimensions | 35.2 x 76 x 89.8 mm |
| Commodity Code | 853620 |
The Siemens 5SY4220-7 is a robust miniature circuit breaker designed to provide reliable overcurrent protection in a variety of applications. Engineered for quick assembly, this two-pole circuit breaker is suitable for both AC and DC operations, with a rated voltage of 400V for AC. It boasts a 20A current rating and a C tripping characteristic, making it an excellent choice for installations that require a moderate level of inrush current tolerance.
This circuit breaker is characterised by its compact dimensions, with a depth of 70mm, allowing for efficient use of space within electrical enclosures. The unit is designed to be mounted in any position, offering flexibility in installation. It has a mechanical operating life of approximately 20,000 cycles, indicating a durable and long-lasting design.
Safety is a key feature of the 5SY4220-7, which includes touch protection and the ability to be sealed to prevent unauthorised adjustments. It conforms to overvoltage class 3 and pollution degree 3 standards, ensuring it can handle transient overvoltages and operate reliably in environments with non-conductive pollution.
The circuit breaker's halogen-free construction and absence of silicon underscore its environmental consideration, making it a suitable choice for a wide range of industrial applications. Whether used as part of a control panel or as a standalone device, the Siemens 5SY4220-7 miniature circuit breaker is a dependable solution for circuit protection.
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?
This is a miniature circuit breaker designed for protecting electrical circuits from overcurrents and short circuits.
What are the voltage specifications for this circuit breaker?
The circuit breaker is suitable for 230/400 V applications.
What is the interrupting capacity of this circuit breaker?
It has an interrupting capacity of 5 kA.
Can this circuit breaker be used in both AC and DC applications?
Yes, it is designed for use in both AC and DC circuits.
What is the current rating of this circuit breaker?
The current rating for this circuit breaker is 20 A.
What type of tripping mechanism does the circuit breaker use?
It uses a thermal-magnetic tripping mechanism.
How is this circuit breaker mounted?
It is designed for DIN rail mounting, making it easy to install and maintain.
What are the dimensions of this circuit breaker?
The dimensions are 35.2 x 76 x 89.8 mm.
Is this circuit breaker suitable for residential or commercial use?
It is versatile and can be used in both residential and commercial settings, depending on the electrical protection requirements.
What is the tripping characteristic of this circuit breaker?
This circuit breaker has a 'C' tripping characteristic, which means it is designed to trip at a current rating between 5 and 10 times its rated current, making it suitable for higher inrush currents.
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.
