Siemens 5SY4332-8 Miniature Circuit Breaker 400V 10kA, 3-Pole, 32A, D Type (70mm) Original Brand New
$121.92
High-performance Miniature Circuit Breaker designed for superior electrical protection. Featuring a 3-pole configuration, 32A current rating, and 10kA breaking capacity, this 400V MCB utilizes a Type D tripping characteristic for circuits with high inrush currents.
Availability: In stock
Overview
The Siemens 5SY4332-8 is a top-quality miniature circuit breaker designed for high-efficiency electrical protection. Rated for 400V with a 10kA breaking capacity, this 3-pole, 32A circuit breaker offers superior safety for both residential and industrial applications. Whether you need to safeguard sensitive electrical systems or prevent overloads and short circuits, the 5SY4332-8 delivers outstanding performance in a compact, durable package.
Key Benefit
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High Break Capacity: 10kA rating for optimal protection in the event of a short circuit.
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3-Pole Design: Ensures reliable operation in three-phase electrical systems.
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Compact Size: With a 70mm width, it fits easily into panel boards without compromising performance.
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Easy Installation: Designed for quick installation and hassle-free maintenance, ideal for professionals and DIY enthusiasts alike.
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Durable Construction: Built for long-lasting protection, even in demanding environments.
Function
The Siemens 5SY4332-8 Miniature Circuit Breaker is engineered to protect electrical circuits from damage caused by overloads and short circuits. The D-type characteristics of this circuit breaker allow it to handle high inrush currents, making it ideal for circuits with high starting loads, such as motors or transformers. Its robust 10kA breaking capacity ensures that your system is safeguarded against large fault currents.
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| Weight | 0.486 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 | D |
| 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 |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 2.1 W |
| operational current | – |
| ● at 35 °C / rated value | 32 A |
| ● at 40 °C / rated value | 30.46 A |
| ● at 45 °C / rated value | 29.66 A |
| ● at 50 °C / rated value | 28.86 A |
| ● at 55 °C / rated value | 28 A |
| ● at 60 °C / rated value | 27.14 A |
| ● at AC / rated value | 32 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 |
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