3RT1955-5NB31

Data sheet 3RT1955-5NB31 Changeover operating mechanism for contactors 3RT105, 3RT145 AC (50...60 Hz) / DC operation, 21 ... 27.3 V Operating mechanism: electronic with PLC input 24 V DC Screw terminal General technical data product brand name SIRIUS product designation Magnet coil Control circuit type of voltage of the control supply voltage AC/DC control supply voltage ● 2 at AC — at 50 Hz rated value 27.3 V — at 60 Hz rated value 27.3 V control supply voltage ● 2 at DC rated value 27.3 V Certificates/ approvals General Product Approval EMC Declaration of Conformity Miscellaneous Test Certificates Special Test Certificate other Miscellaneous Shipping Approval Type Test Certificates/Test Report other Confirmation Railway Special Test Certificate Further information Information- and Downloadcenter (Catalogs, Brochures,…) 3RT19555NB31 Page 1/2 12.19.2020 Subject to change without notice © Copyright Siemens https://www.siemens.com/ic10 Industry Mall (Online ordering system) https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RT1955-5NB31 Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RT1955-5NB31 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/3RT1955-5NB31 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RT1955-5NB31&lang=en 3RT19555NB31 Page 2/3 12.19.2020 Subject to change without notice © Copyright Siemens last modified: 3RT19555NB31 Page 3/3 11/18/2020 12.19.2020 Subject to change without notice © Copyright Siemens