3RA2922-1A

**3RA2922-1A** 

**Data sheet** 

busbar adapter Size S00, S0, for mechanical attachment of circuit breaker and contactor Can be snapped onto standard mounting rail or for screw mounting (multi-unit packaging) 

|**product brand name**||||SIRIUS|||
|---|---|---|---|---|---|---|
|**product category**||||DIN-rail adapter|||
|**product designation**||||DIN rail adapter|||
|**design of theproduct**||||for mechanical mountingof circuit breaker and contactor|||
|**product type designation**||||3RA29|||
|**General technical data**<br>~~a~~|||||||
|**material**||||plastic|||
|**certificate of suitability**||||CE / UL / CSA / CCC|||
|**size of the circuit-breaker**||||S00, S0|||
|**size of contactor**||||S00, S0|||
|**Substance Prohibitance(day/month/year)**||||10/01/2009|||
|**Net Weight**||||0.104 kg|||
|**Installation/ mounting/ dimensions**<br>~~a~~|||||||
|**fastening method**||||screw and snap-on mountingonto 35 mm DIN rail|||
|**height**||||265 mm|||
|**width**||||45 mm|||
|**depth**||||28.8 mm|||
|**Approvals Certificates**<br>~~ee~~|||||||
|**Environment**|**General Product Approval**|||||**Test Certificates**|
|Environmental Con-||||||Special Test Certific-|
|firmations||||||ate|
|**Test Certificates**|**Maritime application**||||||
|Type Test Certific-<br>ates/Test Report<br>~~—~~e|||||~~—~~||
|**Maritime application**||**other**||||**Railway**|
|||Confirmation<br>Confirmation<br>~~es~~||||Special Test Certific-|
|||||||ate|



Subject to change without notice © Copyright Siemens 

3RA29221A Page 1/2 

6/2/2026 

## ~~a~~ **Further information** 

**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=3RA2922-1A **Cax online generator** https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RA2922-1A **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3RA2922-1A 

**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RA2922-1A&lang=en 

**last modified:** 

4/2/2025 

Subject to change without notice © Copyright Siemens 

3RA29221A Page 2/2 

6/2/2026