If you'd like to check stock availability, request the latest price, or view more product images, simply click the "Request for Price" button and our team will assist you promptly.
Protect your industrial power systems with the robust TERASAKI ELECTRIC AT12 TEMPOWER 3-POLE AIR CIRCUIT BREAKER part number AT123. Engineered for demanding applications, this breaker offers superior overcurrent protection and operational reliability. It is a critical component for ensuring the safety and efficiency of electrical distribution networks in industrial settings. When you need dependable circuit protection, think TERASAKI ELECTRIC.
The AT123 breaker operates seamlessly within voltages up to 690 VAC and handles rated currents of 1250 A. Its compliance with the IEC 947-2 standard and utilization category B designation highlights its advanced design for various operating conditions. This breaker is ideal for automation use and complex control systems requiring high fault current interruption capabilities. It provides excellent protection against overcurrent faults with a breaking capacity (ICU) of 550-600V at 50/50 kA and an ICS of 100% ICU. The short-time withstand current (ICW) rated at 50 kA for 1 second and 45 kA for 3 seconds ensures resilience in challenging environments.
Rated Voltage: 690 VAC
Rated Current: 1250 A
Number of Poles: 3
Breaking Capacity ICU: 550-600V at 50/50 kA
Utilization Category: B
Experience the peace of mind that comes with using the TERASAKI ELECTRIC AT12 TEMPOWER circuit breaker. Its proven performance and trusted brand reputation make it the optimal choice for safeguarding your critical electrical infrastructure. Invest in quality and reliability for your automation needs.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
