Product Overview
SKU: 5SJ4203-8HG42
Circuit breaker 10kA, 2-pole, D, 3 A according to UL 489-480Y/277V. This Siemens miniature circuit breaker is a thermal/magnetic overcurrent protection device intended for general industrial use such as Branch Circuit and Feeder Protection.
Key Features & Specifications
Physical Specifications
Certifications & Compliance
UL Listed (File No. E243414, Volume 1, Section 1) in accordance with UL 489, 11th edition, "Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures" and Certified to Canadian Standards (CSA 22.2 No. 5.02). CE marked according to IEC/EN 60 898 and IEC/EN 60 947-2 making them suitable for use in international applications.
Additional Information
Download existing graphical data for this product:
| Additional equipment possible | Yes |
| Ambient temperature during operating | 55 °C |
| Built-in depth | 70 mm |
| Compliance/Standards | EN 60947-2, IEC 60947-2, EN 60898, IEC 60068-2, UL 1077 |
| country_of_origin | Germany |
| Degree of protection (IP) | IP20 |
| description | Circuit breaker 10kA, 2-pole, D, 3 A according to UL 489-480Y/277V |
| Frequency | 50 Hz |
| IP Rating | IP20 |
| IP Rating Detailed | IP20 with connected conductors, IP 40 in the handle range Breaking Capacity 5SJ42038HG42 Page 1 |
| Number of poles (total) | 2 |
| Number of protected poles | 2 |
| Over voltage category | 3 |
| Part Depth (mm) | 84,00mm |
| Part Height (mm) | 125,00mm |
| Part Width (mm) | 40,00mm |
| Pollution degree | 3 |
| Power loss | 3.6 W |
| Rated current | 3 A |
| Rated insulation voltage Ui | 440 V |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 230 V | 10 kA |
| Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V | 10 kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V | 15 kA |
| Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V | 15 kA |
| Rated voltage | 400 V |
| Release characteristic | D |
| Voltage type | AC/DC |
| Weight (g) | 0,335 Kg |
| Width in number of modular spacings | 2 |
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