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Circuit Breaker Model 400af - Taiwan

price: contact company for price

Circuit Breaker Model 400af

Products Photos Catalog Circuit Breaker 400af Photos Catalog

Circuit Breaker for Industrial Wiring

Model 400AF (400 Series) With a frame capacity of 400AF, the 400 Series comprises various types: the 400-EK, the 400-SK, and the 400-HK.

These types are available in 2, 3, and 4 poles, allowing for flexible configuration based on specific requirements.

The 400 Series is designed to operate within a rated insulation voltage (Ui) of 690V, ensuring safe and efficient electrical performance.

It has a rated voltage (Ue) of 600V, making it suitable for a wide range of electrical systems.

The rated current (In) options for the 400 Series include 250A, 300A, 350A, and 400A.

These different current ratings allow for precise selection to meet the specific load demands of various applications.

For rated breaking capacity (kA), the 400 Series exhibits different values depending on the voltage level.

At 220V, the 400-EK has a rating of 35/18kA, the 400-SK has a rating of 50/25kA, and the 400-HK offers 85/35kA.

At 380V, the ratings are 25/13kA for the 400-EK, 30/15kA for the 400-SK, and 50/20kA for the 400-HK.

These breaking capacities ensure reliable protection against overloads and short circuits.


Company Contact:


  • Phone: 886-2-26943330

  • Address: No. 13, Ln. 90, Nanyang St. Xizhi Dist.,, New Taipei City, Taipei , Taiwan

  • Email: Email


Published date: April 12, 2024

  • Business Description: "Founded in January, 1987, Arlis Electric Products has been manufacturing circuit breakers with a history of pushing the boundaries of technology.

    At the initial stage, Arlis Electric Products specialized in making small-sized NoFuse breakers (NFB), then expanded the coverage manufacturing MCCB, ELCB and GFCI products, successfully landed clients from industries of housing, architecture, foundation engineering, public construction, home electronics, information technology and integrated power switch.

    We provide updated solutions that comply with regulations to our clients.

    From home appliances to industrialization techniques, Arlis Electric Products gained trust and confidence from clients in various countries with continuously enhancing facilities and talents, in order to provide solid one-stop solutions including research & development, designing, manufacturing, marketing and customer services.

    "

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