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WLM7DC-400A-2300 2Poles WLM7DC Series Photovoltaic solar type dc mccb 250vdc/500vdc/750VDC/1000VDC/1500VDC 250A 3 Poles solar mccb

WLM7DC

WLM7DC-400A-2300 2Poles WLM7DC Series Photovoltaic solar type dc mccb 250vdc/500vdc/750VDC/1000VDC/1500VDC 250A 3 Poles solar mccb
WLM7DC-400A-2300 2Poles WLM7DC Series Photovoltaic solar type dc mccb 250vdc/500vdc/750VDC/1000VDC/1500VDC 250A 3 Poles solar mccb
WLM7DC-400A-2300 2Poles WLM7DC Series Photovoltaic solar type dc mccb 250vdc/500vdc/750VDC/1000VDC/1500VDC 250A 3 Poles solar mccb

WLM7DC-400A-2300 2Poles WLM7DC Series Photovoltaic solar type dc mccb 250vdc/500vdc/750VDC/1000VDC/1500VDC 250A 3 Poles solar mccb

Rated Current : 400A

Number Of Poles : 2P

Rated Working Voltage : 800V

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    Product Details

    MCCB Highlights

    WLM7DC MCCB: Application field of centralized inverter: PV string is output to DC combiner box for confluence, and then DC/AC inverter is used for inversion. After AC output, the voltage is boosted and connected to the grid. DC combiner box and DC side of inverter shall be equipped with DC circuit breaker, with working voltage of DC1000V → DC1500V.

    Remote Monitoring and Communication Capabilities
    In the era of smart and connected systems, the ability to remotely monitor and communicate with electrical components is becoming increasingly important. DC MCCBs are equipped with advanced communication capabilities, allowing for remote monitoring of their status, trip events, and operational parameters. This level of connectivity enables proactive maintenance and troubleshooting, leading to improved system reliability and reduced downtime.
    Furthermore, remote communication capabilities also facilitate integration with supervisory control and data acquisition (SCADA) systems, allowing for centralized monitoring and control of DC MCCBs across multiple locations. This level of integration enhances the overall visibility and management of the electrical infrastructure, contributing to improved operational efficiency and maintenance practices.


    Main performance index of WLM7DC  series circuit breaker

    WLM7DC Moulded Case Circuit Breaker
    		 400Q
    Rated operating current In (A),40℃
    		 250-280-315-320-350-400
    Rated insulation voltage Ui (V) 1500
    Rated impulse withstand voltage (kV) 12
    Rated operational voltage Ue(V),AC 50/60Hz
    110/250/500/750/1000/1200/1500
    Breaking capacity code - M H
    Number of poles 2P
    		 - - ■
    3P - - ■
    DC250V - - 50
    DC500V - - 50
    Rated ultimate
    short-circuit breaking
    capacity Icu(kA)
    		 DC750V - - 25
    DC1000V - - 25(3P40)
    DC1250V - - -
    DC1500V - - 10(3P30)
    Rated service breaking
    capacity Ics(kA)
    		 DC250V - - 50
    DC500V - - 50
    DC750V - - 25
    DC1000V - - 25(3P40)
    DC1250V - - -
    DC1500V - - 10(3P30)
    Standard
    Utilization category A
    Ambient temperature
    Safety of insulation ■
    Arcing distance 0
    Mechanical life
    (CO recycle)
    		 Maintenance free 20000
    Electrical life
    (CO recycle)
    		 Maintenance free 2000(DC1500V is :1000times)
    Release units
    Distribution protection
    		 TM ■
    Mounting and connection
    Fixed
    		 Front connection ■
    Rear connection ■
    Plug-in
    		 Front connection ■
    Rear connection ■
    Draw-out
    		 Front connection -
    Rear connection -
    DIN rail
    		 Front connection ■
    Dimension
    Dimension (mm)
    W×H×D
    		 Width 130/182
    Height 270
    Depth 125.8
    Weight
    Weight(kg)/Fixed
    		 2P 2.5
    3P 3.2
    4P -

    Overall and installation dimensions of circuit breaker


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    MCCB Production Line Real Showing

    010203040506

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