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Air circuit breaker WEW3-4000  acb withdrawable type acb  fixed type 1000VAC/1500VAC 4000A 3p acb 4p acb

Solar 800VAC ACB

Air circuit breaker WEW3-4000 acb withdrawable type acb fixed type 1000VAC/1500VAC 4000A 3p acb 4p acb

Rated Current : 4000A

Number Of Poles : 3P/4P

Rated Working Voltage : 400V/690V

    the function and advantage of solar air circuit breaker

    Solar air circuit breakers (ACBs) play a vital role in ensuring the safe and efficient operation of solar power systems. Designed for high voltage electrical systems from 800V to 1140V, these ACBs are specifically designed to protect and control electrical equipment within solar installations. Solar ACB has a series of functions and is an important component that contributes to the reliability and safety of solar power systems.

     One of the main features of solar ACB is its suitability for high voltage levels. These circuit breakers can operate in the high voltage range of 800V to 1140V, ensuring safe and reliable operation of the entire electrical system within the solar power installation. This feature is critical to maintaining the integrity of the electrical infrastructure and preventing potential hazards associated with high voltages.

     In addition to being suitable for high voltage levels, solar ACBs also feature high breaking capabilities. This feature allows them to quickly interrupt the circuit in the event of a fault, effectively protecting electrical equipment and ensuring the safety of personnel within the solar power generation system. The ability to handle high breaking capacities is critical to mitigating potential risks and maintaining the operational integrity of the system.

    Main performance index of WEW1 series circuit breaker

    WEW3 Air Circuit Breaker
    Rated operating current In (A),40℃
    Rated insulation voltage Ui (V) 1000
    Rated impulse withstand voltage (kV) 12
    Rated operational voltage Ue(V),AC 50/60Hz 400V/690V
    Use category B
    Rated operational voltage Ue(V),AC 50/60Hz 100%In
    Breaking capacity code M H
    Number of poles
    Rated ultimate
    short-circuit breaking
    capacity Icu (kA)
    AC380V/400V/415V 100 138
    AC690V 65 105
    AC800V/1140V 80 138
    Rated service breaking
    capacity Ics (kA)
    AC380V/400V/415V 65 105
    AC690V 80 138
    AC800V/1140V 65 105
    Rated short-time withstand 
    current Icw (kA/1s)
    AC380V/400V/415V 80 138
    AC690V 65 105
    AC800V/1140V - -
    Mechanical life
    (CO recycle)
    Maintenance 20000
    Electrical life
    (CO recycle)
    AC415V,In 6000
    AC690V,In 2000
    Standard configuration Fixed Drawetry-pe
    The body of the circuit breaker
    Drawer base
    Intelligent controller
    Upper and lower horizontal connecting wires
    Indicating contact of opening/closing
    Indicating contact of fault tripping
    Auxiliary contact 4NO+4NC
    Electric motor operating mechanism
    Shunt releas
    Optional accessories
    Phase partition
    Instantaneous undervoltage release
    Time-delay undervoltage release
    Opening and closing button lock
    Lock for the drawer base
    Lock for the separation position of the drawer seat
    Key lock
    Door interlock
    Auxiliary contact 6NO+6NC
    Electric indications of three positions on the drawer base
    Steel cable interlock
    Locking interlock
    Dual power controller
    External neutral line transformer
    Zero-sequence transformer
    Ground current transformer and its accessories
    Dimension (mm)
    Width (3P/4P) 66/105 66/105
    Height 57/60 60/62
    Depth 60/62 57/61
    3P 83/83
    4P 110.2/125.2
    Weight(kg)/Drawer 3P 122/150
    4P 155/175

    MCCB Production Line Real Showing

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