Image shown may not reflect the final product
Check similar products or call us on +44 20 4570 3439 for assistance
14 ready to ship
Image shown may not reflect the final product
Check similar products or call us on +44 20 4570 3439 for assistance
Express delivery
Lightning fast delivery if ordered within 00:00:00
Hassle-free returns
No hidden fees or duties
Swift dispatch and delivery
Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RF2920-0FA08 |
| Alternative Part Number | 3RF29200FA08 |
| Manufacturer | Siemens |
| Product Type | Solid State Contactor |
| Load Monitoring | Basis Current Range |
| Current Rating | 20 A |
| Control Voltage Range | 18 to 30 V dc |
| Control Type | DC |
| Operating Frequency | 50/60 Hz |
| Insulation | IP20 |
| Blocking Voltage | Maximum permissible blocking voltage of 1200 V |
| Operating Current | Minimum operating current of 500 mA |
| Control Supply Voltage | Rated value at DC 30 V, range 4 to 30 V dc |
| Control Current | At minimum control supply voltage at DC 18 mA, rated value 20 mA |
| Operating Voltage | At AC 50 Hz rated value 48 to 600 V, at AC 60 Hz rated value 48 to 600 V |
| Operating Range | Relative to the operating voltage at AC 50 Hz 40 to 660 V, at AC 60 Hz 40 to 660 V |
| Surge Current Resistance | Rated value 600 A |
| I2t Value | Maximum 1800 A²·s |
| Commodity Code | 853649 |
| Special Features | Zero-point switching, designed for use in industrial applications with reliable solid-state technology |
The Siemens 3RF2920-0FA08 solid state contactor is a robust and reliable component designed for efficient load monitoring and control in industrial applications. This part, with a basic current range of 20 A, is engineered to handle a control voltage range of 18 to 30 V dc, making it versatile for various DC control systems. The contactor operates at a frequency of 50/60 Hz and is equipped with an IP20 protection rating, ensuring it is safeguarded against solid objects larger than 12.5 mm but not against water.
Crafted for zero-point switching, the 3RF2920-0FA08 minimises electrical noise and extends the life of the system by reducing stress on the contactor during operation. Its insulation voltage is rated at 600 V, and it can withstand a blocking voltage of up to 1200 V, highlighting its capacity to handle high-voltage applications with ease.
The compact design of this solid state contactor allows for efficient use of space within control cabinets, and its clip-on mounting feature facilitates easy installation onto standard mounting rails. The contactor's screw terminals provide a secure and reliable connection for both the main and control circuits.
Ideal for a wide range of industrial applications, the Siemens 3RF2920-0FA08 is a testament to Siemens' commitment to quality, durability, and performance in automation technology. It is a suitable choice for professionals seeking a dependable solution for load monitoring and control in their electrical systems.
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
Dan
‘The ordering was fast and efficient, and everything arrived just as they said it would.’
Julien
‘Perfect quick delivery, good service.’
Thomas Roland Geaughan
‘Prompt and expert service. Ease of access to find the parts I needed.’
Martin Juřica
‘Fast offer, short delivery time.’
Andreas Boehm
‘Excellent service. The right gear and the right price,well packed and delivered on time.’
Kayden
‘Services is great.’
Martin Ruml
‘Rapid delivery.’
Nathalie Jolicoeur
‘Great service. Thank you.’
Ms. Mia
‘Quick response, good item, delivery on schedule.’
Similar Products
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 device is the Siemens Solid State Contactor?
The Siemens Solid State Contactor is an electronic switching device that is used for controlling power to a load without the use of mechanical contacts. It is designed for fast and reliable switching operations.
Can the Siemens Solid State Contactor be used with DC control circuits?
Yes, the Siemens Solid State Contactor is compatible with DC control circuits, specifically with a control supply voltage range of 18 to 30 V dc.
What is the current rating for this solid state contactor?
The current rating for this solid state contactor is 20 A, which is suitable for a variety of medium power applications.
What is the operating frequency range of the Siemens Solid State Contactor?
The operating frequency range of the Siemens Solid State Contactor is 50/60 Hz, making it versatile for use in different power supply regions.
What is the insulation voltage rating of this contactor?
The insulation voltage rating of the Siemens Solid State Contactor is 600 V, providing a good level of insulation for safety and reliability.
What are the ambient temperature limits for operating this contactor?
The ambient temperature range for operating the Siemens Solid State Contactor is between -25°C and +60°C, ensuring stable performance in various environmental conditions.
What is the IP rating of the Siemens Solid State Contactor?
The IP rating of the Siemens Solid State Contactor is IP20, indicating protection against solid objects larger than 12.5 mm but not against liquids.
How can this solid state contactor be mounted?
This solid state contactor is designed for clip-on mounting, which allows for easy installation onto DIN rails or mounting plates.
Does the Siemens Solid State Contactor have auxiliary contacts?
No, this model of the Siemens Solid State Contactor does not have auxiliary contacts. It is designed primarily for main circuit switching.
What is the derating temperature for this contactor?
The derating temperature for the Siemens Solid State Contactor is 40°C. Above this temperature, the current carrying capacity of the contactor will need to be reduced to prevent overheating.
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.
