5SJ4308-8HG42

Data sheet 5SJ4308-8HG42 Circuit breaker 10kA, 3-pole, D, 8A according to UL 489-480Y/277V Model product brand name SENTRON product designation Miniature circuit breakers design of the product Miniature circuit-breaker 5SJ4 General technical data number of poles 3 number of poles / note 3P tripping characteristic class D mechanical service life (switching cycles) / typical 20 000 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 Voltage insulation voltage / at AC / rated value 440 V Supply voltage type of voltage AC/DC operational current / at AC / rated value 8A supply voltage / at AC / rated value 400 V operating voltage ● at AC / acc. to UL 489 and CSA C22.2 No. 5-02 / maximum 277 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 supply voltage frequency ● rated value 50 Hz Protection class protection class IP IP20, with connected conductors, IP 40 in the handle range Switching capacity switching capacity current ● acc. to EN 60898 / rated value 10 kA ● acc. to IEC 60947-2 / rated value 15 kA Dissipation power loss [W] / for rated value of the current / at AC / in 5SJ43088HG42 Page 1/2 2.5 W 12.23.2020 Subject to change without notice © Copyright Siemens hot operating state / per pole Main circuit type of voltage supply / at AC / acc. to UL 489 and CSA C22.2 No. 5-02 480/277 suitability for operation Mechanical engineering / industry Product details product function / 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 product function / note Terminal tightening torque for Cu, 60/75°C; 3.5Nm/31lb.in Short circuit breaking capacity short-circuit current (Icn) / at AC / acc. to UL 1077 and CSA C22.2 No.235 10 kA Connections connectable conductor cross-section / finely stranded / with core end processing ● minimum 1.5 mm² ● maximum 25 mm² position / of power supply cord Any Mechanical Design height 121 mm width 54 mm depth 76 mm installation depth 70 mm number of modular width units 3 fastening method on standard mounting rail mounting position any net weight 500 g Environmental conditions influence of the surrounding temperature max. 95% humidity vibration resistance 50 m/s² at 25 to 150Hz and 60m/s² at 35Hz (4sec) vibration resistance / acc. to IEC 60068-2-6 50 m/s² at 25 to 150Hz and 60m/s² at 35Hz (4sec) ambient temperature ● minimum -25 °C ● maximum 55 °C ambient temperature / during storage ● minimum -40 °C ● maximum 75 °C Certificates reference code ● acc. to DIN EN 61346-2 F ● acc. to IEC 81346-2 F Declaration of Conformity General Product Approval 5SJ43088HG42 Page 2/3 12.23.2020 Subject to change without notice © Copyright Siemens Test Certificates Special Test Certificate Further information Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/lowvoltage/catalogs Industry Mall (Online ordering system) https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5SJ4308-8HG42 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/5SJ4308-8HG42 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...) http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5SJ4308-8HG42 Tender specifications http://www.siemens.com/specifications 5SJ43088HG42 Page 3/4 12.23.2020 Subject to change without notice © Copyright Siemens 5SJ43088HG42 Page 4/4 12.23.2020 Subject to change without notice © Copyright Siemens