"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"
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The Siemens 3TX4422-2A auxiliary switch block is a compact and reliable component designed for seamless integration with contactor relays and motor contactors. Engineered to meet the stringent requirements of industrial applications, this switch block boasts a robust construction that ensures durability and a long service life, with a typical mechanical operating cycle count of 10 million. With an insulation voltage rated at 690V and a surge voltage resistance of 6kV, the 3TX4422-2A provides a high level of electrical insulation and protection against transient voltage spikes. The switch block features 2 normally open (NO) and 2 normally closed (NC) contacts, allowing for flexible configuration in control circuits. The device is suitable for operating temperatures ranging from -25°C to +55°C, ensuring reliable performance in a variety of environmental conditions. The front of the unit is protected to IP20, safeguarding the internal components from solid objects larger than 12.5mm. Installation is made simple with its snap-on mounting design, and the dimensions of 45mm in width, 24mm in height, and 25mm in depth make it an easy fit in tight spaces. The screw-type terminals provide a secure and reliable electrical connection, accommodating a range of conductor cross-sections for auxiliary contacts. The 3TX4422-2A is a testament to Siemens' commitment to quality, offering a dependable solution for enhancing control systems in industrial settings across the United Kingdom and beyond.
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Contact usFind answers, guidance and resources to help you get the most out of our services.
Support centreWhether you're maintaining existing equipment or sourcing parts for current systems, we provide fast, dependable supply you can rely on.
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"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"
"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! "
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
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Whether you need advice or help finding the right part, our team is available to assist and keep your operations running smoothly.