"Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime"
3RF2420-1AC45 Siemens
Based on over 4900 reviews
Adding another part to your enquiry?
After submitting this form, you can add additional part numbers and quantities using the quote builder on the next page. A member of our team will then be in touch to discuss your quote.
Key specifications
Manufacturer
Siemens
HS code
85364900
Ship to
India
Availability
1099 remaining
Express delivery to your country
Full 12-month warranty
Secure payment process
What happens next?
From enquiry to delivery, we keep it simple.
Submit your enquiry
Tell us what you need using the form above and we'll manage your procurement needs with speed and care.
Confirmation and sourcing
An account manager will contact you within a few hours and use our unique parts database to find your components at a competitive price.
Receive your quote
Your account manager will provide a tailored quote outlining availability and delivery dates.
Place your order
Your order ships quickly from one of our global logistics hubs, with updates provided every step of the way.
The Siemens 3RF2420-1AC45 is a high-quality solid-state contactor designed for seamless integration into various industrial applications. This robust component is engineered to facilitate three-phase control, ensuring reliable and efficient operation in demanding environments. With a current rating of 22 A and an operational voltage range of 48 to 600 V AC at 50/60 Hz, it is well-suited for a wide array of electrical systems. Crafted with precision, the 3RF2420-1AC45 boasts zero-point switching functionality, which minimises electrical noise and enhances the longevity of the system by reducing stress on electrical contacts during operation. The contactor's power loss is optimised for efficiency, with a typical loss of 0.9 W without load current share, ensuring that the device operates economically. The unit's insulation voltage is rated at 600 V, and it is built to withstand surge voltages up to 6 kV, providing a robust defence against voltage spikes. The solid-state contactor is also designed to resist mechanical stresses, certified with a shock resistance of 15g in accordance with IEC 60068-2-27 and a vibration resistance of 2g as per IEC 60068-2-6, ensuring stable performance even in environments subject to physical disturbances. For ease of installation, the 3RF2420-1AC45 features a screw and snap-on mounting design compatible with a 35 mm standard mounting rail, allowing for quick and secure installation. The device's dimensions are compact, with a height of 100 mm, a width of 112 mm, and a depth of 90 mm, making it suitable for integration into systems where space is at a premium. The contactor's front protection class is IP20, indicating that it is protected against solid objects larger than 12.5 mm, such as fingers, ensuring safety during operation and maintenance. The ambient operating temperature range of -25 to +60 °C and storage temperature range of -55 to +80 °C make it versatile for use in a variety of climatic conditions. Overall, the Siemens 3RF2420-1AC45 solid-state contactor is a reliable and efficient solution for industrial applications requiring precise control and robust performance. Its design and technical specifications make it a valuable component for those seeking to enhance their electrical systems' capabilities.
Typical applications
- Controlling heating elements in industrial furnaces
- Switching of lighting systems in commercial buildings
- Managing motors in conveyor belt systems
- Regulating transformers in power distribution units
- Operating solenoid valves in fluid control systems
- Managing resistive loads in industrial ovens
- Controlling silicon-controlled rectifiers (SCRs) in power regulators
- Switching of electric heaters in plastic processing machinery
- Regulating power in control panels for factory automation
- Operating electromagnetic devices in packaging machines
Need more information?
Our global network and dedicated team act fast to keep your supply chain moving.
Contact usCan't find what you're looking for?
Find answers, guidance and resources to help you get the most out of our services.
Support centreOrder and delivery information
Need more information?
Our global network and dedicated team act fast to keep your supply chain moving.
Contact usCan't find what you're looking for?
Find answers, guidance and resources to help you get the most out of our services.
Support centreSupporting new and legacy automation
Whether you're maintaining existing equipment or sourcing parts for current systems, we provide fast, dependable supply you can rely on.
50+ account managers available now
What our customers say
"Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times."
"Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!"
"Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!"
"Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping. "
"Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges! "
Related parts
FAQs
Your parts delivered, hassle free
We take care of the logistics so you don't have to. From customs documentation to real-time tracking, our service ensures your parts arrive on time, every time. Reliable, straightforward delivery you can trust.
Full 12-month warranty
ISO 9001:2015 certified
Swift global delivery
"The prompt delivery knowing it was urgent was amazing! We are confident when EU Automation says they will try to ship as soon as possible they really mean it. Our company will definitely use them again. Service is astounding."
Courtney Zeinert
Facilities Manager
Speak to our team
Whether you need advice or help finding the right part, our team is available to assist and keep your operations running smoothly.