3RA21204DA270AK6

Data sheet 3RA2120-4DA27-0AK6 FUSELESS LOAD FEEDER DIRECT START, AC 400V, SZ. S0, 18...25A, AC 110/120V 50/60HZ SCREW TERMINAL FOR DIN RAIL MOUNTING, TYPE OF ASSIGNMENT 2,IQ = 150KA (ALSO TYPE OF ASSIGNMENT 1) 1NO+1NC (CONTACTOR) product brand name SIRIUS product designation non-fused load feeders 3RA2 design of the product direct starter manufacturer's article number ● of the supplied contactor 3RT2027-1AK60 ● of the supplied circuit-breakers 3RV2021-4DA10 ● of the supplied link module 3RA2921-1AA00 General technical data size of the circuit-breaker S0 size of load feeder S0 product extension auxiliary switch Yes insulation voltage with degree of pollution 3 at AC rated value 690 V degree of pollution 3 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 Substance Prohibitance (Date) 01.05.2012 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 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 20 ... 25 A ● operating voltage rated value 690 V ● operating voltage at AC-3 rated value maximum 690 V operating frequency rated value 50 ... 60 Hz 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 ● at 500 V rated value 15 000 W ● at 690 V rated value 22 000 W Control circuit/ Control 3RA21204DA270AK6 Page 1/2 1.21.2021 Subject to change without notice © Copyright Siemens control supply voltage at AC ● at 50 Hz rated value 110 V ● at 60 Hz rated value 120 V apparent holding power of magnet coil at AC 9.8 V·A Protective and monitoring functions trip class CLASS 10 design of the overload release thermal (bimetallic) response value current of instantaneous short-circuit trip unit 325 A UL/CSA ratings full-load current (FLA) for 3-phase AC motor ● at 480 V rated value 22.2 A ● at 600 V rated value 21.9 A yielded mechanical performance [hp] ● for single-phase AC motor — at 110/120 V rated value 2 hp — at 230 V rated value 3 hp ● for 3-phase AC motor — at 200/208 V rated value 5 hp — at 220/230 V rated value 7.5 hp — at 460/480 V rated value 15 hp — at 575/600 V rated value 20 hp Short-circuit protection product function short circuit protection Yes design of the short-circuit trip magnetic conditional short-circuit current (Iq) ● at 690 V acc. to IEC 60947-4-1 rated value 2 000 A ● at 400 V acc. to IEC 60947-4-1 rated value 153 000 A ● at 500 V acc. to IEC 60947-4-1 rated value 5 000 A Installation/ mounting/ dimensions mounting position vertical fastening method screw and snap-on mounting onto 35 mm standard mounting rail height 193.1 mm width 45 mm depth 97.1 mm required spacing ● for grounded parts — forwards 10 mm — backwards 0 mm — upwards 30 mm — at the side 9 mm — downwards 10 mm ● for live parts — forwards 10 mm — backwards 0 mm — upwards 30 mm — downwards 10 mm — at the side 9 mm Connections/ Terminals type of electrical connection for main current circuit screw-type terminals type of connectable conductor cross-sections ● for main contacts stranded 1 ... 10 mm², 2x (2.5 ... 6 mm²) ● at AWG cables for main contacts 2x (16 ... 12), 2x (14 ... 8) ● connectable conductor cross-section for main contacts finely stranded with core end processing 1 ... 6 mm² Safety related data B10 value with high demand rate acc. to SN 31920 1 000 000 proportion of dangerous failures with high demand rate 73 % 3RA21204DA270AK6 Page 2/3 1.21.2021 Subject to change without notice © Copyright Siemens acc. to SN 31920 protection class IP on the front acc. to IEC 60529 IP20 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 Special Test Certificate Marine / Shipping 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=3RA2120-4DA27-0AK6 Cax online generator http://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RA2120-4DA27-0AK6 Service&Support (Manuals, Certificates, Characteristics, FAQs,...) https://support.industry.siemens.com/cs/ww/en/ps/3RA2120-4DA27-0AK6 Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) http://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RA2120-4DA27-0AK6&lang=en Characteristic: Tripping characteristics, I²t, Let-through current https://support.industry.siemens.com/cs/ww/en/ps/3RA2120-4DA27-0AK6/char Further characteristics (e.g. electrical endurance, switching frequency) http://www.automation.siemens.com/bilddb/index.aspx?view=Search&mlfb=3RA2120-4DA27-0AK6&objecttype=14&gridview=view1 3RA21204DA270AK6 Page 3/4 1.21.2021 Subject to change without notice © Copyright Siemens 3RA21204DA270AK6 Page 4/5 1.21.2021 Subject to change without notice © Copyright Siemens 3RA21204DA270AK6 Page 5/6 1.21.2021 Subject to change without notice © Copyright Siemens last modified: 3RA21204DA270AK6 Page 6/6 12/15/2020 1.21.2021 Subject to change without notice © Copyright Siemens