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Terasaki AT12 1250A Air Circuit Breaker - 3 Pole 690V

Brand: Terasaki
SKU: RAMA45815
Availability: In stock
Product type: Electrical Components > Circuit Breakers > Air Circuit Breakers
The Terasaki AT12 1250Amp Air Circuit Breaker, a robust 3-pole circuit protection solution, is engineered for superior performance in demanding industrial environments. Designed by Terasaki Electric Co., Ltd., this breaker...

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Terasaki AT12 1250A Air Circuit Breaker - 3 Pole 690V
Regular price $999.00 USD
Regular price $0.00 USD Sale price $999.00 USD
condition: Used
1250Amp Air Circuit Breaker- Terasaki At12 | Poles-3 690Vac 50 60Hz
Terasaki AT12 1250A Air Circuit Breaker - 3 Pole 690V
$999.00

The Terasaki AT12 1250Amp Air Circuit Breaker, a robust 3-pole circuit protection solution, is engineered for superior performance in demanding industrial environments. Designed by Terasaki Electric Co., Ltd., this breaker provides reliable protection in 690Vac 50/60Hz systems and adheres to IEC947-2 standards. Ideal for a wide range of applications, the AT12 ensures efficient and safe operation.

  • High Current Rating: Provides robust protection with a rated current of 1250A.
  • Superior Breaking Capacity: Features a rated breaking capacity (Icu) of 50/50kA at 690V.
  • Durable Design: Offers short-time withstand current (Icw) ratings of 50kA for 1 second and 45kA for 3 seconds.
  • Wide Operational Range: Operates efficiently within a 50/60 Hz frequency range and supports a 24V DC voltage.
  • Reliable Performance: Made in Japan, ensuring high quality and longevity with a weight of 79 kg.

With a CT rating of 1250/5A and an ambient temperature tolerance up to 45°C, the Terasaki AT12 is built for reliability. This air circuit breaker is a critical component for safeguarding electrical systems, ensuring operational continuity and protecting valuable equipment. Trust the Terasaki AT12 to deliver dependable circuit protection. For any inquiries, please contact us at info@ramautomations.com.

Returns Policy


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.

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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.

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