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N8GH 10kA Miniature Circuit Breaker - GACIA Electric
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N8GH Mcb Device Manual 4P 100A- GACIA Electric

N8GH 10kA N Series Miniature Circuit Breaker

Meet the N8GH — a robust 125A MCB for high-current demands. N8GH Miniature Circuit Breaker is mainly intended for power distribution and industrial applications to protect against short-circuit and overload currents, minimizing incident chances and reinforcing on-site safety. An effective solution for modernising low-voltage distribution and facility protection.

GACIA MCB acts as the first line of protection on the AC distribution side, instantly cutting power when it senses an overload or short circuit. Its compact design and tripping performance help ensure continuous reliability while safeguarding both people and equipment.

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    Key Features

    • Safety & Dependability

      - Short-circuit breaking capacity 10 kA

      - Dependable trip action for overcurrent/short-circuit

      - Certified to IEC/EN 60947-2

    • High Performance and Powerful

      - Rated currents up to 125 A

      - Modular 1P–4P configurations available 

      - Tripping characteristics 8–12In

    • Easy Installation and Maintenance

      - Supports busbar or cable hookups for flexible wiring layouts

      - Clear status window for fast checks

      - Secure handle lock for efficient maintenance

    Tech Specs

    GENERAL SHORT CIRCUIT
    Poles 1P, 2P, 3P, 4P Rated breaking capacity 10kA
    Rated current 16-125A Tripping  characteristics 8-12In
    Rated operational voltage 230/400V AC INSTALLATION
    Minimum operational voltage 12V AC Terminal connection type Cable/Busbar
    Maximum operational voltage 440V AC Connectable conductor cross section 2.5-50mm²
    Rated frequency 50/60Hz Mounting IEC/EN 60715 top-hat rail 35mm
    Rated insulated voltage 500V AC Resistance to humidity and heat Class 2
    Dielectric test voltage 2kV COMPLIANCE
    Mechanical service life 10000 International standard IEC/EN 60947-2
    Electrical service life 4000

    Download

    Catalog
    PDFjmg
    N8GH.pdf
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    FAQs

    • 1.Why do MCBs with the same rated current have different trip curves (B/C)?

    • 2.What’s the difference between thermal and magnetic tripping in MCBs?

    • 3.Why does ambient temperature affect MCB tripping?