Schneider C10N3MA100 Circuit Breaker (MCCB), ComPact NSX100N, 50kA/415VAC 3P, MA

The Schneider Electric C10N3MA100 is a 3-pole ComPact NSX100N moulded case circuit breaker (MCCB) with MA magnetic-only protection unit, rated 100 A at 65°C and designed for motor protection applications. It provides a breaking capacity of 50 kA at 380/415 V AC and belongs to Schneider Electric's ComPact NSX new generation range.

Technical specifications:

• Commercial reference: C10N3MA100
• Manufacturer: Schneider Electric
• EAN:
• Series / range: ComPact NSX new generation
• Product type: Circuit breaker (MCCB)
• Application: Motor protection
• Number of poles: 3P (3 protected poles)
• Rated current [In]: 100 A at 65°C
• Rated voltage [Ue]: 690 V AC 50/60 Hz
• Network type: AC, 50/60 Hz
• Protection unit name: MA (current technology, function I)
• Ultimate breaking capacity [Icu]: 90 kA at 220/240 V AC - 50 kA at 380/415 V AC - 36 kA at 500 V AC - 10 kA at 660/690 V AC (per IEC 60947-2)
• Service breaking capacity [Ics]: matches Icu at all voltage levels per IEC 60947-2
• Short-time / instantaneous protection pick-up [Isd / Ii]: adjustable, 9 settings, range 6...14 x In
• Rated insulation voltage [Ui]: 800 V AC 50/60 Hz
• Rated impulse withstand voltage [Uimp]: 8 kV
• Control type: Handle (manual)
• Mounting mode: Fixed
• Mounting position: Horizontal and vertical, flat on back
• Mounting support: Back plate
• Connection: 35 mm
• Electrical auxiliary slots: 5
• Mechanical endurance: 50,000 cycles
• Electrical endurance: 50,000 cycles at 440 V In/2 - 30,000 cycles at 440 V In
• Power dissipation per pole: 5.2 W
• IP protection rating: IP40 (IEC 60529)
• Impact protection: IK07 (IEC 62262)
• Operating temperature: -25...70°C
• Storage temperature: -50...85°C
• Relative humidity: 0...95%
• Overvoltage category: Class II
• Pollution degree: 3 (IEC 60664-1)
• Dimensions (W x H x D): 105 x 161 x 86 mm
• Weight: 2.05 kg
• Standard: EN/IEC 60947-2

Features and benefits:

• MA magnetic-only protection unit provides current-based short-circuit protection without thermal tripping, ideal for motor starter coordination.
• Adjustable short-time and instantaneous pick-up in 9 steps across 6...14 x In allows precise coordination with motor starting currents.
• High breaking capacity of 50 kA at 415 V AC enables use in demanding industrial distribution networks.
• Suitable for isolation per EN/IEC 60947-2, providing safe disconnection of motor circuits.
• 5 slots for electrical auxiliaries allow flexible addition of signalling contacts, alarms, or remote tripping accessories.

Applications:

• Motor protection in industrial automation and machine control panels.
• Short-circuit protection in motor control centres (MCCs) and starter assemblies.
• Industrial distribution boards requiring high breaking capacity at 415 V AC.
• Fixed-mounted switchgear in manufacturing and process industry installations.

Compliant with EN/IEC 60947-2. Part of the Schneider Electric ComPact NSX new generation range.

Also known as: Schneider C10N3MA100, Schneider Electric C10N3MA100, NSX100N MA 100A, ComPact NSX motor circuit breaker.