Siemens 5SY4230-7 Miniature Circuit Breaker 400V, 10kA, 2-Pole C 30A Original Brand New
$100.72
High-performance Miniature Circuit Breaker (MCB) designed for superior electrical protection. Featuring a 30A current rating, 2-pole configuration, and a Type C tripping characteristic, it ensures reliable safety for 400V circuits with a 10kA breaking capacity.
Availability: In stock
Overview
The Siemens 5SY4230-7 Miniature Circuit Breaker is a high-performance electrical protection device designed for residential, commercial, and industrial use. With a 400V voltage rating and a 10kA breaking capacity, this 2-pole breaker offers reliable protection against short circuits and overloads. It features a C-type characteristic curve, providing optimized protection for devices with moderate inrush currents. This circuit breaker is compact, measuring only 70mm in depth, making it suitable for space-constrained environments.
Features & Benefit
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Voltage Rating: 400V, ensuring compatibility with a wide range of electrical systems.
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Breaking Capacity: 10kA, allowing for effective short circuit protection.
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Pole Configuration: 2-pole design, suitable for dual-phase applications.
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Current Rating: 30A, perfect for medium-to-high current circuits.
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C-Type Characteristic Curve: Ideal for protecting loads with moderate inrush currents.
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Compact Design: Measures just 70mm in depth, ideal for tight spaces.
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Reliable & Durable: Siemens is known for manufacturing high-quality electrical components for long-term performance.
Function
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Overload Protection: Prevents damage to circuits by tripping in the event of an overload.
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Short Circuit Protection: Automatically disconnects the circuit to prevent damage or fire risk due to short circuits.
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Current Protection: Ensures the circuit operates within safe limits by regulating the current flow.
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| Weight | 0.316 kg |
|---|---|
| Dimensions | 40.00 × 92.00 × 84.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breaker |
| number of poles | 2 |
| design of pole | 2P |
| 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 | – |
| 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 | 2.3 W |
| operational current | – |
| ● at 35 °C / rated value | 30 A |
| ● at 40 °C / rated value | 28.56 A |
| ● at 45 °C / rated value | 27.81 A |
| ● at 50 °C / rated value | 27.06 A |
| ● at 55 °C / rated value | 26.25 A |
| ● at 60 °C / rated value | 25.44 A |
| ● at AC / rated value | 30 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 | 2 |
| 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 |
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