The Hager MCB 4P C-63A 50kA (6 modules) protects three-phase+neutral circuits from overloads and short circuits in demanding commercial/industrial panels. With 50kA Icu/Icn, 415 V AC rating, C-curve for mixed/inductive loads, and Ui 500 V/Uimp 6 kV, it manages high fault levels. Screw terminals up to 70 mm², -25 to 70°C operation, and 20,000 mechanical operations ensure durable, compact protection.
EAN
3250613232122
Packaging
1 Piece
MCB 2P 80A 15kA Curve B 415V AC 3 Modules HMX463
Complete your system
Optional accessories
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AOB 125 A type A-HI 2 products available -
AOB 125 A type AC 2 products available
Complete your system
Technical properties
Electric current
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Rated current IN63 A
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Rated ultimate short-circuit breaking capacity Icu AC IEC 60947-250 kA
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Rated ultimate short-circuit breaking capacity Icu under 400 V AC IEC 60947-250 kA
Architecture
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CurveC
Capacity
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Number of modules6
Main electrical attributes
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Rated short-circuit breaking capacity Icn AC according to IEC 60898-150 kA
Installation, mounting
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Nominal tightening torque top terminal3.60 - 3.60 Nm
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Nominal tightening torque down terminal3.60 - 3.60 Nm
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Nominal tightening torque3.5 - 5.0 Nm
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Type of bottom connection for modular devicesScrew terminal
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Type of top connection for modular devicesScrew terminal
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360° mounting position possibleYes
Voltage
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Rated operational voltage Ue415 - 415 V
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Type voltage supplyAC
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Rated insulation voltage Ui500 V
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Rated impulse withstand voltage Uimp6000 V
Frequency
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Frequency50 - 60 Hz
Connection
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Cross-section of input and output with screws, for massive conductors1 - 70 mm²
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Cross-section of input and output with screws, for flexible conductors1 - 50 mm²
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Cross-section of input with screws, for flexible conductors1 - 50 mm²
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Cross-section of input with screws, for massive conductors1 - 70 mm²
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Cross-section flexible conductor50 mm²
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Cross-section rigid conductor70 mm²
Safety
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Ingress Protection (IP) classIP20
Use conditions
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Degree of pollution according to IEC 60664 / IEC 60947-23
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Class of energy limitation I²t3
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Air humidity protectionFor all climates
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Operating temperature-25 - 70 °C
Power
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Power dissipation at IN21.72 W
Connectivity
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Top connection alignment for modular devicesAligned terminal
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Down connection alignment for modular devicesAligned terminal
Dimensions
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Height90 mm
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Width106 mm
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Depth70 mm
Environmental value
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Certifications and documents
Downloads
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Product datasheet
Hager Product data sheet HMX463
MCB 4P 50kA C-63A 6M
PDF -
Declaration of conformity
Declaration of conformity en-US 2026-07-14
PDF270,06 kB
More documentation