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    2 amp 4 pole Miniature Circuit Breaker

    5 out of 5 based on 1 reviews | Write a review
    $93.29
    Compact 4 pole 2 amp miniature circuit breaker (MCB) is designed to provide reliable short circuit and overload protection for electrical circuits. This mini circuit breaker with 6 kA short circuit breaking capacity and C curve trip characteristic, handles voltages up to 230/400V AC.
    SKU: ATO-MCB-4P02
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    ATO favorable price 2 amp miniature circuit breaker is suitable for preventing potential damage to equipment and reducing the risk of fire or electrical hazards. 4 pole mini MCB breaker protects against both overload and short circuits, ensuring the safety and longevity of electrical systems.

    4 Pole MCB Breaker Information

    • Rated Current: 2 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-NB8-634PC02
    Rated Current 2A
    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)

    2 amp 4 pole Miniature Circuit Breaker Dimensions

    Details

    4 pole Miniature Circuit Breaker Details

    Tips: Basic requirements for the operating of a miniature circuit breaker

    A miniature circuit breaker (MCB) is a crucial safety device in electrical systems, designed to protect circuits from overloads and short circuits. Here are the basic requirements for operating an MCB:

    • Correct Voltage Rating: Ensure the mini MCB matches the voltage rating of the system. Using an MCB with a lower voltage rating than the system can lead to malfunction and potential failure.
    • Appropriate Current Rating: Choose a micro circuit breaker with a current rating that aligns with the maximum expected load on the circuit. The MCB should be capable of handling normal operation without tripping, while still offering protection during overloads.
    • Proper Installation: Install the MCB in a standard distribution board with adequate space and ventilation to prevent overheating. Ensure it's securely connected to the circuit.
    • Periodic Testing: Regularly test the MCB by manually tripping it and checking its functionality to ensure it operates correctly in case of an overload or short circuit.
    • Avoid Frequent Overloading: Overloading an MCB can reduce its lifespan and lead to permanent damage.

    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 2 amp 4 pole Miniature Circuit Breaker
    The MCB functions as advertised.
    I ordered this miniature circuit breaker as my solar panel array cut-off and safety breaker. The DIN-Rail mount works perfectly in my small distribution box. It is easy to install and works excellent. I will definitely buy more!
    From: John | Date: 15/04/2022
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