5ST3010-2

**5ST3010-2** 

**Data sheet** 

auxiliary switch with test button 1 NO + 1 NC for miniature circuit breakers 5SL, 5SY, 5SP, incorporated switch 5TL1, RCBO 5SU1 (without 5SU1…FP/FR), RCCB 5SV (for 5SU1, handle coupler 5ST3805-1 is required) 

||auxiliary switch with test button 1 NO + 1 NC for miniature circuit breakers 5SL,<br>5SY, 5SP, incorporated switch 5TL1, RCBO 5SU1 (without 5SU1…FP/FR), RCCB<br>5SV (for 5SU1, handle coupler 5ST3805-1 is required)|
|---|---|
|**Model**<br>~~a~~||
|**product brand name**<br>~~a~~|SENTRON|
|**product designation**|auxiliaryswitches|
|**design of theproduct**|Mountable|
|**design of theproduct factory mounted**|No|
|**electrical endurance(operating cycles) typical**|10 000|
|**Voltage**<br>~~ee~~||
|insulation voltage rated value<br>~~ee~~|440 V<br>|
|**Current**<br>~~a~~||
|**operational current at DC rated value**<br>~~a~~|0.05 A<br>~~a~~|
|**Supply voltage**<br>~~a~~||
|**supply voltage at DC rated value**<br>~~a~~|~~a~~|
|● minimum|24 V|
|**operating voltage**||
|● at AC rated value minimum|24 V|
|● at DC rated value minimum|24 V|
|**protection class IP**|IP20|
|**Control current**<br>~~a~~||
|type of voltage of control voltage<br>~~a~~<br>~~a~~|AC/DC<br>~~a~~<br>~~a~~|
|**Product details**<br>~~a~~||
|**product component**<br>~~a~~|~~a~~|
|● auxiliaryswitch|Yes|
|**number of fault signal contacts**|0|
|**number of NC contacts**|1|
|**number of NO contacts**|1|
|**number of CO contacts**|0|
|**product extension can be mounted**|Universal|
|**product extension**|auxiliaryswitch|
|**Connections**<br>~~a~~||
|**connectable conductor cross-section**<br>~~a~~|~~a~~|
|● minimum|0.5 mm²|
|● maximum|2.5 mm²|
|**AWG number as coded connectable conductor cross**<br>**section**||
|● minimum|24|
|● maximum|12|
|**tightening torque with screw-type terminals**||
|● maximum<br>~~—~~|1 N·m<br>~~—~~|
|**Mechanical Design**<br>~~—~~||



5ST30102 Page 1/5 

Subject to change without notice © Copyright Siemens 

6/2/2026 

|**height**||90 mm|90 mm||||
|---|---|---|---|---|---|---|
|**width**||9 mm|||||
|**depth**||70 mm|||||
|**number of modular width units**<br>1<br>~~OS~~|||||||
|**Net Weight**||68g|||||
|**Environmental conditions**|||||||
|**standard**||IEC/EN60947-5-1; IEC/EN62019; GB14048.5|||||
|**ambient temperature during operation**<br>● minimum<br>● maximum<br>ambient temperature duringstorage minimum<br>~~CS~~||-25 °C<br>55 °C<br>-40 °C|||||
|**Approvals Certificates**|||||||
|**Environment**||||**General Product Approval**|||
|Environmental Con-<br>firmations<br>Environmental Con-<br>firmations<br>~~_~~<br>~~—_~~|EPD||Miscellaneous<br> P~~D~~|||EAL|
|**General Product Approval**|||**other**|||**Railway**|
|Confirmation<br>~~—~~<br>Ce|es||||Confirmation<br>~~a~~|Special Test Certific-<br>ate|
|**Further information**<br>~~ee~~|||||||
|**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/lowvoltage/catalogs|||||||
|**Industry Mall (Online ordering system)**|||||||
|https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5ST3010-2|||||||
|**Service&Support (Manuals, Certificates, Characteristics, FAQs,...)**|||||||
|https://support.industry.siemens.com/cs/ww/en/ps/5ST3010-2|||||||
|**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)**|||||||
|https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5ST3010-2|||||||
|**CAx-Online-Generator**|||||||
|https://www.siemens.com/cax|||||||
|**Tender specifications**|||||||
|https://www.siemens.com/specifications|||||||
|**Characteristic curves**|||||||
|https://curves.simaris.siemens.com/curves/<mmp_prod_noCOMP="HAUPT"></mmp_prod__no>|||||||



5ST30102 Page 2/5 

Subject to change without notice © Copyright Siemens 

6/2/2026 

**==> picture [511 x 730] intentionally omitted <==**

**----- Start of picture text -----**<br>
-K<br>13 21<br>14 22<br>**----- End of picture text -----**<br>


5ST30102 Page 3/5 

Subject to change without notice © Copyright Siemens 

6/2/2026 

**==> picture [456 x 340] intentionally omitted <==**

**----- Start of picture text -----**<br>
13 14<br>21 22<br>last modified: 5/5/2026 G<br>**----- End of picture text -----**<br>


5ST30102 Page 4/5 

Subject to change without notice © Copyright Siemens 

6/2/2026 

5ST30102 Page 5/5 

Subject to change without notice © Copyright Siemens 

6/2/2026