Siemens 5SY4310-7 Miniature Circuit Breaker, 3-Pole, C-Curve, 10A, 10kA, 400V Original Brand New
$44.28
Siemens miniature circuit breaker, 400V, 10kA breaking capacity, 3-pole, C-curve, 10A rated current, compact 70 mm depth for reliable circuit protection.
Availability: In stock
Overview
The Siemens 5SY4310-7 Miniature Circuit Breaker (MCB) is a high-performance protective device designed to safeguard electrical circuits against overloads and short circuits. Featuring a 3-pole configuration, C characteristic tripping curve, and a 10A rated current, this MCB ensures reliable protection in industrial, commercial, and infrastructure applications.
Built to Siemens’ renowned quality standards, the 5SY4310-7 offers a 10kA breaking capacity at 400V, delivering dependable performance and long service life even in demanding electrical environments.
Key Benefit
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Reliable Circuit Protection – Protects electrical systems from overload and short-circuit faults
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High Breaking Capacity – 10kA rating ensures safety in high fault-current environments
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Industrial-Grade Quality – Manufactured by Siemens for long-term reliability
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Space-Efficient Design – Compact D=70 mm depth for easy panel installation
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Consistent Performance – C-curve tripping ideal for moderate inrush current loads
Function
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Automatically interrupts electrical flow during overload or short-circuit conditions
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Ensures system safety and prevents damage to connected equipment
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Supports stable and safe operation of electrical distribution networks
Technical Specification
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Brand: Siemens
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Product Number: 5SY4310-7
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Product Type: Miniature Circuit Breaker (MCB)
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Rated Voltage: 400 V
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Rated Current: 10 A
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Breaking Capacity: 10 kA
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Poles: 3-Pole
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Tripping Characteristic: C Curve
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Depth (D): 70 mm
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| Weight | 0.458 kg |
|---|---|
| Dimensions | 58.00 × 94.00 × 84.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breaker |
| number of poles | 3 |
| design of pole | 3P |
| 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 | 20 kA |
| energy limitation class | 3 |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 1.1 W |
| operational current | – |
| ● at 35 °C / rated value | 10 A |
| ● at 45 °C / rated value | 9.07 A |
| ● at 50 °C / rated value | 8.74 A |
| ● at 55 °C / rated value | 8.4 A |
| ● at 60 °C / rated value | 8.04 A |
| ● at AC / rated value | 10 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 | 3 |
| 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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