8US1921-1BA00

**8US1921-1BA00** 

**Data sheet** 

busbar system, accessory busbar center-to-center spacing 60 mm connecting terminal plate busbar thickness: 5.10 mm+TT profile width: 54 mm, 6-50 mm2 with cover, 3-pole 

|**Model**<br>~~a~~|**Model**<br>~~a~~|**Model**<br>~~a~~|**Model**<br>~~a~~|**Model**<br>~~a~~|**Model**<br>~~a~~|
|---|---|---|---|---|---|
|**product brand name**|||SENTRON|||
|**product designation**<br>~~a~~|~~a~~|~~a~~|connection module<br>~~a~~|~~a~~|~~a~~|
|**design of the product**|||Accessories|||
|**Connections**||||||
|**type of electrical connection**|||6-50 mm²|||
|**Mechanical Design**<br>~~a~~||||||
|**height**|||200 mm|||
|**width of the adapter**|||54 mm|||
|**thickness of the busbar**||||||
|● minimum|||5 mm|||
|● maximum|||10 mm|||
|**busbar center-to-center spacing**<br>60 mm<br>~~Bn~~||||||
|**Net Weight**|||416g|||
|**Approvals Certificates**||||||
|**Environment**||**General Product Approval**||||
|Environmental Con-<br>firmations<br>~~—~~|Environmental Con-<br>firmations|ee<br>=||AW|EAL|
|**General Product Approval**|||**Test Certificates**|**other**||
|Confirmation<br>~~ns~~|Se||Miscellaneous|Confirmation||
|**other**||||||
|Miscellaneous||||||



**Further information** ~~a~~ **Information on the packaging** https://support.industry.siemens.com/cs/ww/en/view/109813875 

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Subject to change without notice © Copyright Siemens 

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## **Information for data generation and storage** 

|**Information for data generation and storage**|**Information for data generation and storage**||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|https://support.industry.siemens.com/cs/ww/en/view/109995012|||||||||||||||
|**Information- and Downloadcenter (Catalogs, Brochures,…)**|**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=8US1921-1BA00|||||||||||||||
|**Service&Support (Manuals, Certificates, Characteristics, FAQs,...)**|||||||||||||||
|https://support.industry.siemens.com/cs/ww/en/ps/8US1921-1BA00|||||||||||||||
|**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)**|||||||||||||||
|https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=8US1921-1BA00|||||||||||||||
|**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>|||||||||||||||
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**last modified:** 4/11/2025 

8US19211BA00 Page 2/3 

Subject to change without notice © Copyright Siemens 

6/4/2026 

8US19211BA00 Page 3/3 

Subject to change without notice © Copyright Siemens 

6/4/2026