The Hager MCB 2P 20A C‑curve, 50 kA, 3‑module breaker protects circuits against overloads and short circuits on AC systems up to 415 V. Its very high 50 kA breaking capacity suits commercial and industrial panels with high fault levels. Two‑pole isolation increases safety, the C‑curve fits general loads, and large screw terminals (up to 70 mm²) simplify wiring. Rated −25 to 70°C with long electrical endurance.
EAN
3250613231910
Packaging
1 Piece
Circuit breaker 2P 32A Curve C 50kA 415V 3 Modules HMX220
Complete your system
Optional accessories
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AOB 125 A type A-HI 1 products available
Complete your system
Technical properties
Electric current
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Rated current IN20 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 modules3
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 IN3.96 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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Width53 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 HMX220
MCB 2P 50kA C-20A 3M
PDF -
Declaration of conformity
Declaration of conformity en-US 2026-07-14
PDF270,06 kB
More documentation