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    63 amp 4 pole Miniature Circuit Breaker

    5 out of 5 based on 2 reviews | Write a review
    $93.85
    MCB miniature circuit breaker with 4-pole, 63 amp, provides reliable protection for electrical systems, breaking capacity of 6kA at 230/400V AC voltage. This C63 mini circuit breaker ensures effective interruption of fault currents, offering enhanced safety for electrical installations.
    SKU: ATO-MCB-4P63
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    4 pole C63 MCB miniature circuit breaker has a C curve trip characteristic making it suitable for a wide range of applications, including those with moderate inrush currents, such as motors and lighting systems.

    4 Pole MCB Breaker Information

    • Rated Current: 63 amp
    • Rated Voltage: 230/400V AC, 50Hz
    • Number of poles: 4 pole
    • 6 kA rated short-circuit breaking capacity
    • Compliant with IEC standard
    • C curve trip characteristic
    • With overload protection and short circuit protection function

    Technical Data

    Model ATO-NB8-634PC63
    Rated Current 63A
    Rated Voltage 230/400V
    Frequency 50Hz
    Number of Poles 4P
    Mechanical Life 20000 Times
    Electrical Life 10000 Times
    Rated Short-Circuit Breaking Capacity 6000A
    Operating Short-Circuit Breaking Capacity 6000A
    Rated Impulse Withstand Voltage (1.2/50) 6kV
    Dielectric Test Voltage 2000V (50Hz, 1 min)
    Heat & Humidity Resistance 28 Cycles
    Vibration Resistance No Obvious Vibration and Impact
    Terminal Block Terminal Block Type Pillar Terminal Block
    Min. Terminal Size Acceptability 1mm2
    Max. Terminal Size Acceptability 25mm2
    Standard Connection Torque 2 N.m
    Max. Tolerable Torque 2.5 N.m
    Wire Insertion Depth 13mm
    Reference Temperature 30℃
    Operating Temperature -35℃~+70℃
    Storage Temperature 35℃~+85℃
    Applicable Altitude 2000m
    Tripping Mode Thermal Magnetic Trip
    Electromagnetic Tripping Type Type C (5In-10In)
    Shell Flame Retardant Grade V0
    Wire Entry Method Both Upper and Lower
    Installation Method TH35-7.5 Standard Rail
    Protection Level Direct Installation IP20B
    Installed in the Distribution Box IP40B


    4 Pole MCB Breaker Dimensions (Unit: mm)

    63 amp 4 pole Miniature Circuit Breaker Dimensions

    Details

    4 pole Miniature Circuit Breaker Details

    Tips: 63 amp 4 pole miniature circuit breaker applications

    A 63-amp, 4 pole miniature circuit breaker (MCB) is commonly used in electrical distribution systems to protect electrical circuits from overloads and short circuits. The 4 pole mini circuit breaker is designed for three-phase electrical systems, allowing for protection across all three phases and neutral, which is especially beneficial in industrial, commercial, and large residential setups.

    Applications include:

    • Industrial Equipment: Protecting motors, transformers, and other industrial machinery.
    • Commercial Buildings: Ensuring safe operation of three-phase electrical systems in offices, malls, and warehouses.
    • HVAC Systems: Offering protection to heating, ventilation, and air conditioning systems in large buildings.
    • Renewable Energy Systems: Used in solar inverters and other energy conversion systems to safeguard circuits.
    • Data Centers: Providing backup power protection for sensitive equipment in critical environments.

    Types of Circuit Breakers

    In this video, we'll take a closer look at the meaning behind these abbreviations and explain the types of circuit breakers they represent. By understanding the different types of circuit breakers on the market, you can make an informed decision and choose the right type for your specific requirements, thereby enhancing the protection of your electrical infrastructure.

    Isolator vs Circuit Breaker

    Although isolators and circuit breakers have similar functions in a circuit, they are two separate entities. This video explains you the difference between the two devices in terms of working, features, operation, affordability, etc. You can choose between them based on your specific requirements.

    Existing reviews of 63 amp 4 pole Miniature Circuit Breaker
    Good so far.
    This miniature circuit breaker protects my solar controller from damage by disconnecting solar power panel until battery connection is made. Good so far. I will buy this MCB again.
    From: Juan | Date: 30/10/2022
    Was this review helpful? Yes No (0/0)
    I am happy with this order.
    It is a nice 63 amp 4 pole miniature circuit breaker and it works as designed. I used it as a part of the solar charging system that I built into my RV. Everything works great. I am happy with this order.
    From: Maria | Date: 28/06/2022
    Was this review helpful? Yes No (0/0)
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