3RA21204CD270AP0

Data sheet 3RA2120-4CD27-0AP0 Load feeder fuseless, Direct-on-line starting 400 V AC, Size S0 16...22 A 230 V AC screw terminal for 60 mm busbar systems (also fulfills type of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO+1 NC (contactor) product brand name SIRIUS product designation Direct (on-line) starter design of the product for 60 mm busbars product type designation 3RA21 manufacturer's article number ● of the supplied contactor 3RT2027-1AP00 ● of the supplied circuit-breakers 3RV2021-4CA10 ● of the supplied busbar adapter 8US1251-5NT10 ● of the supplied link module 3RA2921-1AA00 General technical data size of the circuit-breaker S0 size of load feeder S0 insulation voltage with degree of pollution 3 at AC rated value 690 V surge voltage resistance rated value 6 kV shock resistance acc. to IEC 60068-2-27 6g / 11 ms mechanical service life (switching cycles) of contactor typical 10 000 000 type of assignment 2 type of protection according to ATEX directive 2014/34/EU Ex II (2) GD certificate of suitability according to ATEX directive 2014/34/EU DMT 02 ATEX F 001 Substance Prohibitance (Date) 01.10.2009 00:00:00 Ambient conditions ● ambient temperature during operation -20 ... +60 °C ● ambient temperature during storage -50 ... +80 °C ● ambient temperature during transport -50 ... +80 °C temperature compensation -20 ... +60 °C relative humidity during operation 10 ... 95 % Main circuit number of poles for main current circuit 3 design of the switching contact electromechanical adjustable current response value current of the current-dependent overload release 16 ... 22 A ● operating voltage rated value 690 V ● operating voltage at AC-3 rated value maximum 690 V operating frequency rated value 3RA21204CD270AP0 Page 1/2 50 ... 60 Hz 1.21.2021 Subject to change without notice © Copyright Siemens operational current at AC-3 at 400 V rated value 22 A operating power at AC-3 ● at 400 V rated value 11 000 W Control circuit/ Control type of voltage of the control supply voltage AC control supply voltage at AC ● at 50 Hz rated value 230 V apparent holding power of magnet coil at AC 9.8 V·A Auxiliary circuit product extension auxiliary switch Yes Protective and monitoring functions trip class CLASS 10 design of the overload release thermal (bimetallic) Short-circuit protection product function short circuit protection Yes design of the short-circuit trip magnetic conditional short-circuit current (Iq) ● at 400 V acc. to IEC 60947-4-1 rated value 150 000 A Installation/ mounting/ dimensions mounting position vertical fastening method for snapping onto 60 mm busbar systems height 260 mm width 45 mm depth 155 mm required spacing ● for grounded parts — forwards 20 mm — backwards 0 mm — upwards 50 mm — at the side 20 mm — downwards 10 mm ● for live parts — forwards 20 mm — backwards 0 mm — upwards 50 mm — downwards 10 mm — at the side 20 mm Connections/ Terminals type of electrical connection ● for main current circuit screw-type terminals Safety related data B10 value with high demand rate acc. to SN 31920 1 000 000 proportion of dangerous failures ● with high demand rate acc. to SN 31920 73 % touch protection on the front acc. to IEC 60529 finger-safe, for vertical contact from the front Certificates/ approvals For use in hazardous locations General Product Approval Declaration of Conformity Miscellaneous Test Certificates 3RA21204CD270AP0 Page 2/3 Marine / Shipping 1.21.2021 Subject to change without notice © Copyright Siemens Special Test Certificate Marine / Shipping Type Test Certificates/Test Report other Confirmation Railway Vibration and Shock Further information Information- and Downloadcenter (Catalogs, Brochures,…) https://www.siemens.com/ic10 Industry Mall (Online ordering system) https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RA2120-4CD27-0AP0 Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RA2120-4CD27-0AP0 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/3RA2120-4CD27-0AP0 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RA2120-4CD27-0AP0&lang=en Characteristic: Tripping characteristics, I²t, Let-through current https://support.industry.siemens.com/cs/ww/en/ps/3RA2120-4CD27-0AP0/char Further characteristics (e.g. electrical endurance, switching frequency) http://www.automation.siemens.com/bilddb/index.aspx?view=Search&mlfb=3RA2120-4CD27-0AP0&objecttype=14&gridview=view1 3RA21204CD270AP0 Page 3/4 1.21.2021 Subject to change without notice © Copyright Siemens 3RA21204CD270AP0 Page 4/5 1.21.2021 Subject to change without notice © Copyright Siemens 3RA21204CD270AP0 Page 5/6 1.21.2021 Subject to change without notice © Copyright Siemens last modified: 3RA21204CD270AP0 Page 6/6 12/15/2020 1.21.2021 Subject to change without notice © Copyright Siemens