Siemens 5SJ4118-7HG40 Miniature Circuit Breaker 240V, 14kA, 1-Pole C 15A Original Brand New
$43.85
High-performance, 1-pole miniature circuit breaker (MCB) designed for branch circuit protection. Featuring a 15A current rating and a Type C tripping characteristic, this unit is built to UL 489 standards, providing a 14kA interrupting capacity at 240V.
Availability: In stock
Overview
The Siemens 5SJ4118-7HG40 Miniature Circuit Breaker is a high-quality, reliable, and compact solution for electrical protection in residential, commercial, and industrial installations. This 1-pole circuit breaker is rated for 240V operation and can handle up to 14kA short-circuit breaking capacity, ensuring superior protection for your electrical circuits. Designed to meet UL 489 standards, it guarantees both safety and performance in a variety of applications.
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Voltage Rating: 240V
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Short-Circuit Breaking Capacity: 14kA
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Current Rating: 15A
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Poles: 1-Pole
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Type: C Curve (for moderate inrush currents)
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Mounting Type: Standard 70mm DIN Rail Mount
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Compliance: UL 489 Certified, Equal Polarity
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Durability: Designed for long-lasting protection and reliability
Benefit
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High Breaking Capacity: Handles up to 14kA, ensuring protection in high fault conditions.
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Reliable Protection: The C curve is ideal for circuits with moderate inrush currents, ensuring safe operation without unnecessary trips.
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Compact Design: Its slim 70mm design allows for efficient use of space in electrical panels.
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UL 489 Certification: Complies with stringent UL 489 standards for enhanced safety and reliability.
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Easy Installation: Designed for easy mounting on standard DIN rails for seamless installation.
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Long Service Life: Built to withstand harsh electrical conditions, providing reliable long-term performance.
Key Features
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Voltage: 240V
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Current: 15A
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Poles: 1-Pole
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Breaking Capacity: 14kA
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Type: C Curve
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Mounting: DIN Rail
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Size: 70mm
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Certification: UL 489
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Polarity: Equal Polarity
Function
The Siemens 5SJ4118-7HG40 Miniature Circuit Breaker is designed to protect electrical circuits by interrupting the flow of electricity in the event of an overload or short circuit. It is typically used in residential, commercial, and industrial electrical systems, ensuring that the circuits remain safe from potential damage caused by electrical faults.
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| Weight | 0.160 kg |
|---|---|
| Dimensions | 21.00 × 93.00 × 83.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breakers |
| design of the product | Miniature circuit-breaker 5SJ4 |
| number of poles | 1 |
| tripping characteristic class | C |
| mechanical service life (switching cycles) / typical | 10 000 |
| installation environment regarding EMC | Suitable for environment B (immunity to interference not applicable) |
| reference code / acc. to DIN 40719 extended according to IEC 204-2 / acc. to IEC 750 | F |
| overvoltage category | 3 |
| degree of pollution | 3 |
| type of voltage / of the operating voltage | AC/DC |
| insulation voltage (Ui) / at AC / rated value | 440 V |
| supply voltage / at AC / rated value | 400 V |
| operating voltage | – |
| ● at AC / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 120 V |
| ● at DC / rated value / maximum | 60 V |
| ● at DC / single channel / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 60 V |
| protection class IP | IP20, with connected conductors, IP 40 in the handle range |
| switching capacity current | – |
| ● acc. to EN 60898 / rated value | 10 kA |
| ● acc. to IEC 60947-2 / rated value | 15 kA |
| power loss [W] / for rated value of the current / at AC / in hot operating state / per pole | 1.9 W |
| operational current | – |
| ● at 30 °C / rated value | 15 A |
| ● at 40 °C / rated value | 15 A |
| ● at 45 °C / rated value | 14.6 A |
| ● at 50 °C / rated value | 14.1 A |
| ● at 55 °C / rated value | 13.6 A |
| ● at 60 °C / rated value | 13.2 A |
| ● at AC / rated value | 15 A |
| type of voltage supply / at AC / acc. to UL 489 and CSA C22.2 No. 5-02 | 240/120 |
| suitability for operation | Mechanical engineering / industry |
| product component / neutral conductor switching | No |
| product feature / touch protection | Yes |
| product component | – |
| ● tunnel terminals top | No |
| ● tunnel terminals bottom | No |
| ● combined terminal top | Yes |
| ● combined terminal bottom | Yes |
| product feature | – |
| ● halogen-free | Yes |
| ● sealable | Yes |
| ● silicon-free | Yes |
| product extension / installable / supplementary devices | Yes |
| product function / note | Terminal tightening torque for Cu, 60/75°C; 3.5Nm/31lb.in |
| breaking capacity short-circuit current (Icn) / at AC / acc. to UL 1077 and CSA C22.2 No.235 | 14 kA |
| connectable conductor cross-section / finely stranded / with core end processing | – |
| tightening torque / with screw-type terminals / maximum | 3.5 N·m |
| position / of power supply cord | Any |
| installation depth | 70 mm |
| number of modular width units | 1 |
| fastening method | on standard mounting rail |
| mounting position | any |
| vibration resistance | 50 m/s² at 25 to 150Hz and 60m/s² at 35Hz (4sec) |
| ambient temperature / during operation | – |
| ambient temperature / during storage | – |
| ● minimum | -40 °C |
| ● maximum | 75 °C |
| reference code | – |
| ● acc. to DIN EN 61346-2 | F |
| ● acc. to IEC 81346-2 | F |
| Test Certificates | other |
| Special Test Certificate | Miscellaneous |
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