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    10 amp 4 pole Miniature Circuit Breaker

    5 out of 5 based on 3 reviews | Write a review
    $79.29
    10 amp 4-pole mini circuit breaker, with 6 kA short circuit breaking capacity at 230/400V AC, suitable for supplementary protection. High quality and good performance MCB, in accordance with IEC standard, C trip curve.
    SKU: ATO-MCB-4P10
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    Circuit Breaker Information

    • Rated Current: 10 amp
    • Rated Voltage: 230/400V AC, 50Hz
    • Number of poles: 4 pole
    • 6 kA short circuit breaking capacity
    • Accordance with IEC standard
    • Standard 35 mm DIN rail mounting
    • C curve trip characteristic for short circuit and overload protection for different applications

    Technical Data

    Model ATO-NB8-634PC10
    Electrical Parameters Height 86 mm
    Width 18 mm per pole
    Mounting DIN Rail
    Rated Current (In) 10A
    Number of poles 4P
    Rated Voltage (Ue) 230/400V
    Rated Insulation Voltage (Ui) 500V
    Dielectric Test Voltage 2000V
    Rated Frequency 50Hz
    Short Circuit Interrupting Capacity 6KA
    Trip Characteristic C Curve (5-10In)
    Rated Short-Circuit Breaking Capacity 6000A
    Operating Short-Circuit Breaking Capacity 6000A
    Mechanical Parameters Electrical Life 10000 times
    Mechanical Life 20000 times
    Flame Retardant Grade V0
    Protection Degree Direct installation: IP20B
    Installed in the distribution box: IP40B
    Calibration Temperature 30℃
    Operating Temperature -35℃~+70℃
    Storage Temperature -35℃~+85℃
    Tightening Torque 2 N.m
    Max. Tolerable Torque 2.5 N.m
    Terminal Size Acceptability–Min/Max 1 mm2 / 25mm2
    Wire Insertion Depth 13mm

    Circuit Breaker Dimension (Unit: mm)

    10 amp 4 pole Miniature Circuit Breaker Dimensions

    Details

    4 pole Miniature Circuit Breaker Details

    Tips: Common faults and solutions of the circuit breaker

    1. The circuit breaker is unable to be switched on
      Reason: The under-voltage release has no voltage of the power supply and it is not connected. When the intelligent controller acts, the red button on the upper part of the controlling panel is not reset. The operating mechanism has no energy accumulation. The SRW45 circuit breaker body in the drawer type is not in the "connected" or "test" position. "The key lock of the off-position" is in the locked status.
      Elimination method: Inspect the circuit and connect the power supply of the voltage release. Press the reset button, enable the mechanism to reserve energy manually or electrically; shake the circuit breaker body to the "connected" or "set" position with a crank handle, unbolt the lock with the special key.
    2. The circuit breaker can not reserve energy electrically
      Reason: The electrical operating mechanism is not connected with the power supply of the power capacity is not enough.
      Elimination method: Inspect the circuit and connect with the power supply. The operating voltage must be higher than 85% Ue.
    3. Frequent trip of the circuit breaker
      Reason: The circuit breaker has trip because of the overload protection caused by the overload operation and it switches on once again because the overload thermal memory function is not outage and removed in time.
      Elimination method: Cut off the power supply of the controller or switch on the circuit breaker once again after 30min.
    Existing reviews of 10 amp 4 pole Miniature Circuit Breaker
    Very pleased with this purchase.
    This 4 pole MCB I bought was used for a solar panel interrupter between panels and controller in an RV. Worked great. I am very pleased with this purchase and I will recommend this miniature circuit breaker to my friends and neighbors.
    From: Marco | Date: 30/10/2022
    Was this review helpful? Yes No (0/0)
    Very sturdy build.
    This 4 pole miniature circuit breaker is worth the purchase. I used this for a generator to replace an older breaker. It works great and provides power on and off. You will be happy to invest in it. It makes a clean and well-designed DIN rail.
    From: Janette | Date: 28/10/2022
    Was this review helpful? Yes No (0/0)
    Nice 10 amp 4 pole Miniature Circuit Breaker.
    I purchased this miniature circuit breaker as an additional protection and as a quick disconnect for my solar panels. It was easy to install and just snap it into place on the DIN rail. It is really nice, high quality MCB breaker that deserves 5 stars.
    From: Oscar | Date: 20/04/2022
    Was this review helpful? Yes No (0/0)
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