MCB 1P 10kA/15kA B-25A 1M NBN125A
EAN
3250614618062
Packaging
12 PCEs
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Technical properties
Architecture
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Neutral positionwithout neutral
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Number of protected poles1
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Number of poles1 P
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Type of pole1 P
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CurveB
Functions
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Concurrently switching N-neutralNo
Configuration
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Number of modules1
Connectivity
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Top connection alignement for modular devicesAligned terminal
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Bottom connection alignement for modular devicesAligned terminal
Main electrical features
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Rated short circuit breaking capacity Icn AC according IEC60898-110 kA
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Rated operational voltage Ue230 / 400 V
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Type of supply voltageAC
Voltage
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Rated insulation voltage500 V
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Rated impulse withstand voltage6000 V
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Minimum threshold voltage (Ue min)12 V
Electric current
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Rated current25 A
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Rated service breaking capacity Ics AC according IEC 60898-17.5 kA
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min/maxi threshold value of the AC thermal operation1.13 / 1.45 In
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Magnetic regulating currrent3 / 5 In
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min/maxi threshold value of the DC magnetic operation4 / 7 In
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min/maxi threshold value of the DC thermal operation1.13 / 1.45 In
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Rating current -10°C according to IEC 6094736.2 A
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Rating current -15°C according to IEC 6094736.7 A
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Rating current -20°C according to IEC 6094737.3 A
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Rating current -25°C according to IEC 6094737.8 A
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Rating current -5°C according to IEC 6094735.7 A
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Rating current 0°C according to IEC 6094735.2 A
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Rating current 10°C according to IEC 6094734.1 A
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Rating current 15°C according to IEC 6094733.6 A
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Rating current 20°C according to IEC 6094733.1 A
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Rating current 25°C according to IEC 6094732.5 A
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Rating current 30°C according to IEC 6094732 A
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Rating current 35°C according to IEC 6094730.3 A
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Rating current 40°C according to IEC 6094728.5 A
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Rating current 45°C according to IEC 6094726.8 A
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Rating current 5°C according to IEC 6094734.6 A
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Rating current 50°C according to IEC 6094725 A
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Rating current 55°C according to IEC 6094723.3 A
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Rating current 60°C according to IEC 6094721.5 A
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Rating current 65°C according to IEC 6094719.8 A
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Rating current 70°C according to IEC 6094718 A
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Rated short circuit breaking capacity Icn under 230V AC according IEC60898-110 kA
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Rated ultimate short-circuit breaking capacity Icu under 230V AC IEC 60947-215 kA
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Rated ultimate short-circuit breaking capacity Icu under 240V AC IEC 60947-215 kA
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Rated short circuit breaking capacity Icn under 240V AC according IEC 60898-110 kA
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Rated ultimate short-circuit breaking capacity Icu under 220V AC IEC 60947-215 kA
Electric current / temperature
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Rating current -25°C32.76 A
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Rating current -20°C32.06 A
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Rating current -15°C31.35 A
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Rating current -10°C30.64 A
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Rating current -5°C29.94 A
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Rating current 0°C29.23 A
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Rating current 5°C28.53 A
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Rating current 10°C27.82 A
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Rating current 25°C25.71 A
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Rating current 30°C25 A
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Rating current 35°C24.29 A
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Rating current 40°C23.59 A
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Rating current 45°C22.88 A
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Rating current 50°C22.18 A
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Rating current 55°C21.47 A
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Rating current 60°C20.77 A
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Rating current 65°C20.06 A
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Rating current 70°C19.36 A
Current correction factors
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Correction factor of rating current for 2 devices placed side-by-side1
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Correction factor of rating current for 3 devices placed side-by-side0.95
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Correction factor of rating current for 4 and 5 devices placed side-by-side0.9
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Correction factor of rating current for 6 devices placed side-by-side0.85
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Correction factor of magnetic tripping with 100 Hz1.1
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Correction factor of magnetic tripping with 200 Hz1.2
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Correction factor of magnetic tripping with 400 Hz1.5
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Correction factor of magnetic tripping with 60 Hz1.1
Dimensions
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Depth of installed product70 mm
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Height of installed product83 mm
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Width of installed product17.5 mm
Frequency
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Frequency50 to 60 Hz
Power
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Maximum power loss per pole according to the product standard4.5 W
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Total power loss under IN3.37 W
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Power loss per pole at In3.37 W
Endurance
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Electric endurance in number of cycles4000
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Number of mechanical operations20000
Installation, mounting
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Type of top connection for modular deviceswith screw
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Tightening torque2,8Nm
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Type of top rail clip for modular devicesNA
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Type of bottom rail clip for modular devicesplastic
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Type of Bottom Connection for modular devicesBIconnect
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Top removability for modular devicesYes
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Bottom removability for modular devicesYes
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Suitable for flush-mountingYes
Connection
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Connection cross-section at output with screw, for flexible conductor1 / 25 mm²
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Connection cross-section at output with screw, for massive conductor1 / 35 mm²
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Connection cross-section for rigid conductor, upstream terminals with screws1 / 35 mm²
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Connection cross-section of the access with screws, with flexible conductor1 / 25 mm²
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Downstream cage clamp delivery statusopened
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Upstream cage clamp delivery statusopened
Equipment
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Can be accessorizedYes
Standards
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Standard textEN 60898-1 ; IEC 60947-2
Safety
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Halogen freeNo
Use conditions
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Operating temperature-25…70 °C
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Degree of pollution according to IEC 60664 / IEC 60947-22
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Class of energy limitation I²t3
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Altitude2000 m
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Storage/transport temperature-25…80 °C
temperatur
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Temperature of calibration50 °C
Downloads
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Product image
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ProductDataSheet
Product data sheets for NBN125A
UK_PD_TDS_TransformerMotorprotection.pdf
PDF204 KB -
ProductLicence
Product licence for NBN125A
Licence for UNITED_KINGDOM
PDF243 KB
Product licence for NBN125A
Licence for ITALY
PDF516 KB -
ProductECDeclaration
EU Declaration of conformity for NBN125A
UKCA Declaration of Conformity
PDF653 KB
EU Declaration of conformity for NBN125A
Declaration
PDF710 KB
EU Declaration of conformity for NBN125A
Declaration
PDF689 KB
EU Declaration of conformity for NBN125A
EU Declaration of Conformity
PDF650 KB
EU Declaration of conformity for NBN125A
Declaration
PDF786 KB
EU Declaration of conformity for NBN125A
Declaration
PDF716 KB -
ProductEnvironmentProfile
Product environmental profile for NBN125A
PDF432 KB
More documentation
