Siemens 5SY4104-7 Miniature Circuit Breaker 1-Pole, C-Curve, 4A, 10kA, 230/400V Original Brand New
$11.33
High-performance 1-Pole Miniature Circuit Breaker (MCB) designed for 230/400V systems. Featuring a 4A current rating and Type C tripping characteristic, it provides reliable protection against overloads and short circuits with a 10kA breaking capacity.
Availability: In stock
Overview
The Siemens 5SY4104-7 Miniature Circuit Breaker (MCB) is a high-performance protection device designed for safe and reliable electrical circuit protection. Rated at 230/400 V with a breaking capacity of 10kA, this 1-pole C-curve MCB is ideal for residential, commercial, and light industrial applications. Its compact 70 mm depth ensures easy installation in standard distribution boards while delivering Siemens’ trusted quality and durability.
Benefit
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Reliable circuit protection against overloads and short circuits
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High breaking capacity (10kA) for enhanced safety
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C-curve tripping characteristic, suitable for moderate inrush current loads
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Compact 70 mm design for space-efficient installation
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Siemens quality assurance for long service life and consistent performance
Function
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Protects electrical circuits from overcurrent and short-circuit faults
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Automatically disconnects power during electrical anomalies
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Ensures operational safety of electrical installations
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Suitable for lighting circuits, control circuits, and small equipment loads
Technical Specification
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Brand: Siemens
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Model: 5SY4104-7
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Voltage Rating: 230/400 V
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Breaking Capacity: 10kA
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Poles: 1-Pole
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Tripping Curve: C
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Rated Current: 4A
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Installation Depth: 70 mm
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Mounting Type: DIN Rail
Application
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Residential electrical distribution
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Commercial buildings
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Industrial control panels
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Lighting and small motor circuits
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| Weight | 0.152 kg |
|---|---|
| Dimensions | 21.00 × 93.00 × 83.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breaker |
| number of poles | 1 |
| design of pole | 1P |
| tripping characteristic class | C |
| mechanical service life (switching cycles) / typical | 10 000 |
| overvoltage category | III |
| degree of pollution | 3 |
| type of voltage / of the operating voltage | AC |
| insulation voltage (Ui) | – |
| ● with single-phase operation / at AC / rated value | 440 V |
| ● with multi-phase operation / at AC / rated value | 440 V |
| supply voltage / with single-phase operation / at AC / rated value | 230 V |
| supply voltage | – |
| operating voltage / at DC / rated value / maximum | 72 V |
| protection class IP | IP20, with connected conductors |
| switching capacity current | – |
| ● at DC / acc. to IEC 60947-2 / rated value | 15 kA |
| ● acc. to EN 60898 / rated value | 10 kA |
| ● acc. to IEC 60947-2 / rated value | 35 kA |
| energy limitation class | 3 |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 1.3 W |
| operational current | – |
| ● at 35 °C / rated value | 4 A |
| ● at 40 °C / rated value | 3.76 A |
| ● at 45 °C / rated value | 3.63 A |
| ● at 50 °C / rated value | 3.5 A |
| ● at 55 °C / rated value | 3.36 A |
| ● at 60 °C / rated value | 3.22 A |
| ● at AC / rated value | 4 A |
| suitability for operation | Mechanical engineering / industry |
| product component / neutral conductor switching | No |
| product feature / touch protection | Yes |
| product component | – |
| ● combined terminal top | Yes |
| ● combined terminal bottom | Yes |
| product feature | – |
| ● properties for main switches in accordance with EN 60204-1 | Yes |
| ● halogen-free | Yes |
| ● sealable | Yes |
| ● silicon-free | Yes |
| product extension / installable / supplementary devices | Yes |
| breaking capacity short-circuit current (Icn) | – |
| ● at AC / acc. to UL 1077 and CSA C22.2 No.235 | 5 kA |
| connectable conductor cross-section / solid | – |
| connectable conductor cross-section / stranded | – |
| connectable conductor cross-section / finely stranded / with core end processing | – |
| AWG number / as coded connectable conductor cross section | – |
| tightening torque [lbf·in] / with screw-type terminals | – |
| tightening torque / with screw-type terminals | – |
| position / of power supply cord | Any |
| installation depth | 70 mm |
| number of modular width units | 1 |
| fastening method | Quick assembly system |
| mounting position | any |
| influence of the surrounding temperature | max. 95% to 55°C, max. 55% to 70°C, max. 35% to 75°C |
| vibration resistance / acc. to IEC 60068-2-6 | ±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz |
| ambient temperature / during operation | – |
| ambient temperature / during storage | – |
| ● minimum | -40 °C |
| ● maximum | 75 °C |
| number of test cycles / for environmental testing / acc. to IEC 60068-2-30 | 6 |
| reference code | – |
| ● acc. to DIN EN 61346-2 | F |
| ● acc. to IEC 81346-2 | F |
| Vibration and Shock | – |
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