Siemens 5SJ4220-7HG41 Miniature Circuit Breaker 240 V, 14kA, 2-pole, C, 20 A, D=70 mm Original Brand New
$131.76
High-performance Miniature Circuit Breaker (MCB) designed for superior branch circuit protection. Featuring a 2-pole configuration and a 20A rating, this Type C trip characteristic breaker is UL 489 listed, ensuring compliance with strict North American safety standards for industrial and commercial applications.
Availability: In stock
Overview
The Siemens 5SJ4220-7HG41 Miniature Circuit Breaker is a high-performance electrical protection device designed for industrial, commercial, and residential use. This 2-pole circuit breaker features a 240 V operating voltage, a 14kA short-circuit rating, and is specifically built to meet the UL 489 standard for optimal safety and reliability. With its robust design and compact form factor (D=70 mm), it ensures superior protection against overloads and short circuits.
Benefit
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Compact & Efficient: Space-saving design (D=70 mm) ideal for installations where space is limited.
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High Short-Circuit Protection: Rated for 14kA to ensure optimal protection against severe electrical faults.
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Reliable & Durable: UL 489 approved for compliance with industry standards, ensuring consistent and long-lasting performance.
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Safe & Easy to Use: Features a C-curve characteristic for stable performance in standard load applications, with a quick and reliable trip mechanism.
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Versatile Use: Suitable for a wide range of applications, from residential electrical panels to complex industrial systems.
Function
The Siemens 5SJ4220-7HG41 miniature circuit breaker protects electrical circuits from overcurrents and short circuits, ensuring the safety of both electrical devices and people. It automatically disconnects in the event of a fault, minimizing damage to the system and preventing fire hazards. Its 2-pole design offers dual protection, making it ideal for use in 240V circuits.
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| Weight | 0.332 kg |
|---|---|
| Dimensions | 40.00 × 114.00 × 84.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | Miniature circuit breakers |
| design of the product | Miniature circuit-breaker 5SJ4 |
| number of poles | 2 |
| 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 | 240 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 |
| ● at DC / 2-channel / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum | 125 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 | 2.4 W |
| operational current | – |
| ● at 30 °C / rated value | 20 A |
| ● at 40 °C / rated value | 20 A |
| ● at 45 °C / rated value | 19.4 A |
| ● at 50 °C / rated value | 19 A |
| ● at 55 °C / rated value | 18.5 A |
| ● at 60 °C / rated value | 18 A |
| ● at AC / rated value | 20 A |
| type of voltage supply / at AC / acc. to UL 489 and CSA C22.2 No. 5-02 | 240 |
| 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 | 2 |
| 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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