Terasaki Xs400Ns 3 Pole Circuit Breaker 300A 50/60Hz

Terasaki Xs400Ns 3 Pole Circuit Breaker 300A 50/60Hz

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Brand : Ram Automations
SKU: RAMA100010941
Availability: In Stock

 

The Terasaki XS400NS 3-Pole Circuit Breaker 300A 50/60Hz is a robust and reliable protection device designed for industrial and commercial power distribution systems. Manufactured...

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The Terasaki XS400NS 3-Pole Circuit Breaker 300A 50/60Hz is a robust and reliable protection device designed for industrial and commercial power distribution systems. Manufactured by Terasaki Electric Co., Ltd., this breaker offers dependable overload and short-circuit protection while ensuring safe operation across a wide range of applications. With its high breaking capacity, built-in shunt trip, and auxiliary switch options, the XS400NS provides both performance and flexibility in demanding electrical environments.

Key Features:

  • Heavy-duty 3-pole circuit breaker rated at 300A for industrial applications

  • Wide operating voltage range up to AC690V at 50/60Hz

  • High breaking capacity: 35kA at AC550V, 50kA at AC460V, 85kA at AC220V

  • Integrated shunt trip unit (200–480V, 50/60Hz) and auxiliary switch for added functionality

  • Engineered in Japan for durability, reliability, and long-term safety

Specifications:

  • Product Name: Terasaki XS400NS 3-Pole Circuit Breaker

  • Model: XS400NS

  • Series: Tembreak

  • Rated Current (In): 300A

  • Poles: 3

  • Rated Insulation Voltage (Ui): AC690V

  • Frequency: 50/60Hz

  • Breaking Capacity: 35kA at AC550V; 50kA at AC460V; 85kA at AC220V

  • Standards: IEC 947-2, BS compliant

  • Accessories: Shunt Trip (200–480V, 50/60Hz); Auxiliary Switch (AC480V 3A, AC250V 5A, DC250V 0.3A, DC125V 0.6A)

  • Manufacturer References: 2H0732SAA/K, 2H0728SAA/K, 2H1023SAC

  • Manufacturer: Terasaki Electric Co., Ltd.

  • Origin: Japan

  • Weight: 5.230 kg

The Terasaki XS400NS 300A Circuit Breaker combines strong protection, high breaking capacity, and reliable auxiliary features, making it an excellent choice for safeguarding industrial and commercial electrical systems. Supported by Terasaki’s global reputation for innovation and quality, it ensures safe, efficient, and long-lasting operation in critical power distribution networks.

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.

Shipping

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.