Siemens 5SY4105-7 Miniature Circuit Breaker 0.5A, 1-Pole, C-Curve, 10kA, 230/400V Original Brand New
$39.84
High-performance Miniature Circuit Breaker (MCB) designed for superior electrical protection. Featuring a 1-pole configuration with a 0.5A rating and Type C tripping characteristics, it is engineered for 230/400 V AC systems with a robust 10kA breaking capacity.
Availability: In stock
Overview
The Siemens 5SY4105-7 Miniature Circuit Breaker (MCB) is a high-quality electrical protection device designed to safeguard electrical circuits from overloads and short circuits. Engineered for reliability and long service life, this 1-pole MCB operates at 230/400 V with a breaking capacity of 10kA, making it suitable for residential, commercial, and light industrial applications.
With a C-curve tripping characteristic, the Siemens 5SY4105-7 ensures dependable protection for circuits with moderate inrush currents, such as lighting and control circuits. Its compact 70 mm depth allows easy installation in standard distribution boards.
Key Benefit
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High Breaking Capacity: Rated for up to 10kA, ensuring safety during significant electrical faults.
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Type C Characteristic: Ideal for circuits with higher inrush currents, such as small motors or lighting groups.
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Compact Design: With a mounting depth of 70 mm, it fits easily into standard distribution boards and control cabinets.
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Global Compliance: Meets international standards for safety and reliability, making it suitable for worldwide export projects.
Function
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Automatically disconnects circuits during overload or short-circuit conditions
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Protects wiring, equipment, and connected devices
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Ensures stable and safe electrical distribution
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Supports long-term system reliability
Technical Specification
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Brand: Siemens
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Product Number: 5SY4105-7
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Type: Miniature Circuit Breaker (MCB)
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Rated Voltage: 230/400 V
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Rated Current: 0.5 A
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Poles: 1-Pole
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Tripping Curve: C-Curve
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Breaking Capacity: 10 kA
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Depth (D): 70 mm
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| Weight | 0.166 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 | 0.8 W |
| operational current | – |
| ● at 35 °C / rated value | 0.5 A |
| ● at 45 °C / rated value | 0.45 A |
| ● at 50 °C / rated value | 0.44 A |
| ● at 55 °C / rated value | 0.42 A |
| ● at 60 °C / rated value | 0.4 A |
| ● at AC / rated value | 0.5 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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