3RA2130-4WA36-0NB3

**3RA2130-4WA36-0NB3** 

**Data sheet** 

||Load feeder fuseless, Direct-on-line starting 400 V AC, Size S2 42... 50 A 20 ... 33<br>V AC/DC screw terminal for installation on standard mounting rail (also fulfills type<br>of coordination 1) Type of coordination 2, Iq = 100 kA 1 NO+1 NC (contactor) with<br>circuit (integrated)|
|---|---|
|**product brand name**|SIRIUS|
|**product designation**|Direct(on-line)starter|
|**design of theproduct**|for DIN-rail or screw mounting|
|**product type designation**|3RA21|
|**manufacturer's article number**||
|● of the supplied contactor<br>~~i~~|3RT2036-1NB30<br>~~i~~<br>~~@~~|
|● of the supplied circuit-breakers<br>~~i~~|3RV2031-4WA10<br>~~i~~<br>~~@~~|
|● of the supplied link module<br>~~i~~|3RA2931-1AA00<br>~~i~~<br>~~@~~|
|**General technical data**<br>~~i~~<br>~~@~~||
|**size of the circuit-breaker**<br>~~i~~|S2<br>~~i~~<br>~~@~~|
|**size of load feeder**|S2|
|**power loss[W] for rated value of the current**||
|● at AC in hot operatingstateperpole|12.2 W|
|● without load current share typical|2 W|
|**type of calculation ofpower loss current-dependent**|quadratic|
|insulation voltage with degree ofpollution 3 at AC rated value|690 V|
|**surge voltage resistance rated value**|6 kV|
|**degree ofprotection NEMA rating**|other|
|**shock resistance according to IEC 60068-2-27**|6g/ 11 ms|
|mechanical service life(operatingcycles)of contactor typical|10 000 000|
|**type of coordination**|2|
|**reference code according to IEC 81346-2:2019**|Q|
|**Substance Prohibitance(day/month/year)**|03/01/2017|
|**SVHC substance name**|Lead CAS-No. 7439-92-1<br>Lead monoxide (lead oxide) CAS-No. 1317-36-8<br>2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-<br>10-5<br>Melamine CAS-No. 108-78-1|
|**Net Weight**|2.387 kg|
|**Ambient conditions**<br>~~|~~||
|**ambient temperature**<br>~~|~~|~~|~~|
|● duringoperation|-20 ... +60 °C|
|● duringstorage|-50 ... +80 °C|
|● duringtransport|-50 ... +80 °C|
|**temperature compensation**|-20 ... +60 °C|
|relative humidityduringoperation|10 ... 95 %|
|**Main circuit**<br>~~|~~||
|**number ofpoles for main current circuit**<br>~~|~~|3<br>~~|~~|
|**design of the switching contact**|electromechanical|
|**adjustable current response value current of the current-**<br>**dependent overload release**|42 ... 50 A|
|**operating voltage**||
|● rated value|690 V|
|● at AC-3 rated value maximum|690 V|
|● at AC-3e rated value maximum|690 V|
|**operating frequency rated value**|50 ... 60 Hz|
|**operational current**||
|● at AC-3 at 400 V rated value|50 A|
|● at AC-3e at 400 V rated value|50 A|



Subject to change without notice © Copyright Siemens 

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|**operating power**||
|---|---|
|● at AC-3||
|— at 400 V rated value|22 000 W|
|● at AC-3e||
|— at 400 V rated value|22 000 W|
|**Control circuit/ Control**||
|**type of voltage of the control supply voltage**|AC/DC|
|**control supply voltage at AC**||
|● at 50 Hz rated value|20 ... 33 V|
|● at 60 Hz rated value|20 ... 33 V|
|**control supply voltage at DC rated value**|20 ... 33 V|
|**apparent holding power of magnet coil at AC**|2 VA|
|● at 50 Hz|2 VA|
|● at 60 Hz|2 VA|
|**inductivepower factor with the holding power of the coil**|1|
|**holding power of magnet coil at DC**|1 W|
|**Auxiliary circuit**||
|**product extension auxiliary switch**|Yes|
|**Protective and monitoring functions**||
|**trip class**|CLASS 10|
|**design of the overload release**|thermal(bimetallic)|
|response value current of instantaneous short-circuit trip unit|741 A|
|**UL/CSA ratings**||
|**full-load current(FLA) for 3-phase AC motor**||
|● at 480 V rated value|50 A|
|● at 600 V rated value|50 A|
|**Short-circuit protection**||
|**product function short circuitprotection**|Yes|
|**design of the short-circuit trip**|magnetic|
|**conditional short-circuit current(Iq)**||
|● at 400 V accordingto IEC 60947-4-1 rated value|100 000 A|
|**Installation/ mounting/ dimensions**||
|**mounting position**|vertical, horizontal|
|**fastening method**|screw and snap-on mountingto two 35 mm DIN rails|
|**height**|274 mm|
|**width**|55 mm|
|**depth**|150 mm|
|**required spacing**||
|● forgroundedparts||
|— forwards|32 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— at the side|10 mm|
|— downwards|10 mm|
|● for liveparts||
|— forwards|32 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— downwards|10 mm|
|— at the side|10 mm|
|**Connections/ Terminals**||
|**type of electrical connection**||
|● for main current circuit|screw-type terminals|
|● for auxiliaryand control circuit|screw-type terminals|
|**Safety related data**||
|product function suitable for safetyfunction|Yes|
|Electrical Safety||
|**touch protection on the front according to IEC 60529**|finger-safe, for vertical contact from the front|



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|---|---|---|---|---|---|
|Communication/ Protocol|
|a|
|protocol is supported|
|● PROFINET IO protocol|No|
|● PROFIsafe protocol|No|
|protocol is supported AS-Interface protocol|No|
|ee|Approvals Certificates|
|For use in hazard-|
|Environment|General Product Approval|ous locations|
|Environmental Con-|
|firmations|
|—|FAL.|s«a<é§|«SO|RK|&|
|Test Certificates|Maritime application|
|-|-|
|Special Test Certific|Type Test Certific|
|ate|ates/Test Report|
|eS|igh|
|Maritime application|other|
|—|Confirmation|a|Confirmation|R|
|Railway|
|-|
|Special Test Certific|
|ate|

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|---|---|---|
|e|Further information|e|
|Information on the packaging|
|https://support.industry.siemens.com/cs/ww/en/view/109813875|
|Information for data generation and storage|
|https://support.industry.siemens.com/cs/ww/en/view/109995012|
|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=3RA2130-4WA36-0NB3|
|Service&Support (Manuals, Certificates, Characteristics, FAQs,...)|
|https://support.industry.siemens.com/cs/ww/en/ps/3RA2130-4WA36-0NB3|
|Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)|
|https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RA2130-4WA36-0NB3&lang=en|
|Cax online generator|
|https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RA2130-4WA36-0NB3|
|Characteristic curves|
|https://curves.simaris.siemens.com/curves/<mmp_prod_noCOMP="HAUPT"></mmp_prod__no>|

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**last modified:** 

4/24/2026 

Subject to change without notice © Copyright Siemens 

3RA21304WA360NB3 Page 3/3 

5/31/2026