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    • Modular devices
    • Protec­tion and accessories
    • Mini­ature circuit breakers (MCB and MCB Multi­polar)
    • NCN240A
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    3250614615719
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    6 catalog.pageproduct.product_base_unit_pieces.span
    • Mini­ature circuit breakers (MCB and MCB Multi­polar)

    MCB 2P 10kA/15kA C-40A 2M NCN240A

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    MCB 2P 10kA/15kA C-40A 2M

    NCN240A

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  • product.page.accessories.see-more (9)
    • Modular phase busbar 2 product.page.accessories.products-available
    • Locking inter­locking func­tions 1 product.page.accessories.products-available
    • Phase separ­a­tion func­tions 1 product.page.accessories.products-available
    • Terminal cover 1 product.page.accessories.products-available
    • Mech­anic accessories for low-voltage compon­ents 1 product.page.accessories.products-available
    • Shunt release 1 product.page.accessories.products-available

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    • Modular phase busbar
    • Locking inter­locking func­tions
    • Phase separ­a­tion func­tions
    • Terminal cover
    • Mech­anic accessories for low-voltage compon­ents
    • Shunt release
    • Auxil­i­aries contact block
    • KDN263B

      Insulated busbar 2P 63A fork 10mm² 57M

      €0.00  / *
    • KDN280B

      Insulated busbar 2P 80A fork 16mm² 57M

      €0.00  / *
    • MZN175

      Padlockable locking kit for MCB, RCCB and RCBO

      €0.00  / *
    • MZN121

      1 set of 3 inter-pole barriers for MCB

      €0.00  / *
    • MZN120

      Terminal shield / screw shield for MCB

      €0.00  / *
    • LZ060

      Heat dissipation insert

      €0.00  / *
    • MZ203

      Shunt trip 230-415V AC 110-130V DC

      €0.00  / *
    • MZ202

      Alarm contact 1C+1O 6A 240V AC

      €0.00  / *
    • MZ201

      Auxiliary contact 1C+1O 6A 240V AC

      €0.00  / *

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    Elec­tric current
    • Rated current IN
      40 A
    • Rated short-­cir­cuit breaking capa­city Icn under 230 V AC according to IEC 60898-1
      20 kA
    • Rated ulti­mate short-­cir­cuit breaking capa­city Icu AC IEC 60947-2
      15 kA
    • Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 400 V AC IEC 60947-2
      15 kA
    • Rated current at -15°C
      57.27 A
    • Rated current at -10°C
      55.35 A
    • Rated current at -5°C
      53.43 A
    • Rated current at 0°C
      51.51 A
    • Rated current at 5°C
      49.59 A
    • Rated current at 10°C
      47.68 A
    • Rated current at 15°C
      45.76 A
    • Rated current at 20°C
      43.84 A
    • Rated current at 25°C
      41.92 A
    • Rated current at 30°C
      40 A
    • Rated current at 35°C
      38.75 A
    • Rated current at 40°C
      37.5 A
    • Rated current at 45°C
      36.24 A
    • Rated current at 50°C
      34.99 A
    • Rated current at 55°C
      33.74 A
    • Rated current at 60°C
      32.49 A
    • Rated current at 65°C
      31.23 A
    • Rated current at 70°C
      29.98 A
    • Rated short-­cir­cuit breaking capa­city Icn under 400 V AC according to IEC 60898-1
      10 kA
    • Rated service breaking capa­city Ics AC according to IEC 60898-1
      7.50 kA
    • Rated ulti­mate short-­cir­cuit breaking capa­city Icu under 230 V AC IEC 60947-2
      30 kA
    Archi­tec­ture
    • Type of pole
      2P
    • Curve
      C
    Capa­city
    • Number of modules
      2
    Main elec­trical attrib­utes
    • Rated short-­cir­cuit breaking capa­city Icn AC according to IEC 60898-1
      10 kA
    Install­a­tion, mounting
    • Nominal tight­ening torque top terminal
      2.80 - 2.80 Nm
    • Nominal tight­ening torque down terminal
      2.80 - 2.80 Nm
    • Nominal tight­ening torque
      2.80 - 2.80 Nm
    • Type of bottom connec­tion for modular devices
      bicon­nect
    • Type of top connec­tion for modular devices
      Screw terminal
    • 360° mounting posi­tion possible
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    Voltage
    • Rated oper­a­tional voltage Ue
      400 - 400 V
    • Type voltage supply
      AC
    • Rated insu­la­tion voltage Ui
      500 V
    • Rated impulse with­stand voltage Uimp
      6,000 V
    Frequency
    • Frequency
      50 - 60 Hz
    Connec­tion
    • Cross-sec­tion of input and output with screws, for massive conductors
      1 - 35 mm²
    • Cross-sec­tion of input and output with screws, for flex­ible conductors
      1 - 25 mm²
    • Cross-sec­tion of input with screws, for flex­ible conductors
      1 - 25 mm²
    • Cross-sec­tion of input with screws, for massive conductors
      1 - 35 mm²
    Safety
    • Ingress Protec­tion (IP) class
      IP20
    • Grid distance
      60 mm
    Use condi­tions
    • Degree of pollu­tion according to IEC 60664 / IEC 60947-2
      2
    • Class of energy limit­a­tion I²t
      3
    • Oper­ating temper­ature
      -25 - 70 °C
    Power
    • Power dissip­a­tion at IN
      6.70 W
    Connectivity
    • Type of connec­tion
      Screw terminal
    • Top connec­tion align­ment for modular devices
      Aligned terminal
    • Down connec­tion align­ment for modular devices
      Aligned terminal
    Dimen­sions
    • Width
      35 mm
    • Height
      83 mm
    • Depth
      70 mm
    Endur­ance
    • Elec­tric endur­ance in number of cycles
      4,000

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    We are committed to bettering our environmental performance by reducing our footprint while acting as a sustainability enabler for our customers catalog.pageproduct.product_description_learn_more.link

    RoHS conform Yes

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    PEP - MCB 1P 6kA B-16A, 1 module (English)
    PDF
    67,85 MB
    REACH declaration NCN240A
    PDF
    RoHS report NCN240A
    PDF

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    • Product image

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      catalog.pageproduct.title_product_image.div NCN240A

    • GeneratedProductDatasheet

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      Hager Product data sheet NCN240A

      MCB 2P 10kA/15kA C-40A 2M

      PDF
    • ProductECDeclaration

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      Declaration of conformity en-US 2026-07-15

      PDF
      274,42 kB
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      UKCA Declaration of Conformity

      Declaration of conformity en-GB 2024-10-02

      PDF
      653,93 kB
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      5
    • 1
      NDN340A - MCB 3P 10kA/15kA D-40A 3M
      NDN340A
      MCB 3P 10kA/15kA D-40A 3M
    • 2
      NCN216A - MCB 2P 10kA/15kA C-16A 2M
      NCN216A
      MCB 2P 10kA/15kA C-16A 2M
    • 3
      NDN320A - MCB 3P 10kA/15kA D-20A 3M
      NDN320A
      MCB 3P 10kA/15kA D-20A 3M
    • 4
      NCN120A - MCB 1P 10kA/15kA C-20A 1M
      NCN120A
      MCB 1P 10kA/15kA C-20A 1M
    • 5
      NDN363A - MCB 3P 10kA/15kA D-63A 3M
      NDN363A
      MCB 3P 10kA/15kA D-63A 3M

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    We deliver safe and simple electrical solutions, from energy distribution to lighting control and wiring accessories systems for commercial and residential buildings. We want to make life on our planet safer, cleaner and more enjoyable. While being easy to work with, we remain by your side throughout the entire project, cooperating, collaborating and co-creating with you.

     

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      • Hagergroup

    Hager Ltd, Unit M2 Furry Park Industrial Estate, Santry, Dublin D09 NY19, Ireland