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GACIA FB8SZ AC MCB 1P
FB8SZ 4.5kA Automated Manufacturing MCB - GACIA Electric
2 Pole MCB x C63 | GACIA FB8SZ

FB8SZ 4.5kA to 6kA MCB Automated Manufacturing Circuit Breaker

FB8SZ is an upgraded version of the ATB5, with improvements in appearance, internal structure, and overall performance. Here, "F" stands for "Forward", signifying our forward thinking innovation and the pursuit of advanced technology.  Engineered on the advanced structure, the FB8SZ is designed for automated manufacturing in our own smart factory, ensuring consistent product quality, significantly improving efficiency, and enabling rapid delivery. 

GACIA continues to drive product innovation and stays at the forefront of the evolving low-voltage electrical industry. 

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    Key Features

    FB8SZ-advantages

    GACIA has launched the new F Series MCBs with an industrial style. FB8SZ (4.5 kA) inherits the advantages of the ATB5 and incorporates key structural upgrades in a compact design. It now achieves a higher breaking capacity of 6kA at rated currents ≤32A. Its automated manufacturing enhances product consistency. The FB8SZ is designed to meet the IEC/EN 60898-1 standard.

    Upgraded from AT series

    Breaking Capacity up to 6kA

    Automated Manufacturing

    Global Compliance

    Tech Specs

    GENERAL SHORT CIRCUIT
    Poles 1P, 1P+N, 2P, 3P, 3P+N, 4P Rated breaking capacity 4.5kA
    Rated current 1-63A Tripping  characteristics B, C, D
    Rated operational voltage 230/400V AC
    Minimum operational voltage 12V AC INSTALLATION
    Maximum operational voltage 440V AC Terminal connection type Cable
    Rated frequency 50/60Hz Connectable conductor cross section 1-25mm²
    Rated insulated voltage 500V AC Mounting IEC/EN 60715 top-hat rail 35mm
    Dielectric test voltage 2kV Resistance to humidity and heat Class 2
    Mechanical service life 10000
    Electrical service life 4000 COMPLIANCE
    International standard IEC/EN 60898-1

    Download

    Catalog
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    FB8SZ.pdf
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    FAQs

    • 1. What are the benefits of automated manufacturing for MCBs?

      Higher consistency, lower defect rates, traceability, and stable production capacity.

    • 2. What key tests are performed in automated MCB production?

    • 3. How does automation reduce defect rates?