# Mutual Mechanical Interlocking, 3WL Series Air Circuit Breaker, with Bowden Wire

![Product image](https://novapart.co/image/farnell:3474828/)

**URL**: https://novapart.co/products/3WL9111-0BB21-0AA0/mutual-mechanical-interlocking-3wl-series-air
**SKU**: 3WL9111-0BB21-0AA0
**Manufacturer**: SIEMENS
**Category**: Circuit Protection || Circuit Breakers || Circuit Breaker Accessories
**Price**: €817.9500
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Product Range | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3474828/)

**3WL9111-0BB21-0AA0** 

## **Data sheet** 

accessories circuit breaker 3WL mutual mechanical Interlock w. cable pull 2m for fixed- mount. switch 

|**Model**<br>~~ees~~|
|---|
|**product brand name**<br>SENTRON|
|**product designation**<br>Accessories for 3WL circuit breaker|
|**design of the product**<br>Mutual mechanical interlockingwith Bowden wire 2 m for fixed mountingswitch|
|**Accessories**<br>~~ees~~|
|**accessories**<br>other|
|**Mechanical Design**<br>~~ees~~|
|**Net Weight**<br>2.7 kg|
|**Approvals Certificates**<br>~~ee~~|
|**Environment**<br>**General Product Approval**|
|Environmental Con-<br>Environmental Con-<br>Confirmation|
|firmations<br>firmations|
||
|**Test Certificates**<br>**other**|
|Miscellaneous<br>Confirmation|
|~~oe~~|
|QC PASS|
|**Further information**<br>~~eC~~|
|**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=3WL9111-0BB21-0AA0|
|**Service&Support (Manuals, Certificates, Characteristics, FAQs,...)**|
|https://support.industry.siemens.com/cs/ww/en/ps/3WL9111-0BB21-0AA0|
|**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)**|
|https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3WL9111-0BB21-0AA0|
|**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>|



Subject to change without notice © Copyright Siemens 

3WL91110BB210AA0 Page 1/3 

5/30/2026 

**last modified:** 

5/24/2025 

Subject to change without notice © Copyright Siemens 

3WL91110BB210AA0 Page 2/3 

5/30/2026 

Subject to change without notice © Copyright Siemens 

3WL91110BB210AA0 Page 3/3 

5/30/2026 



## Links

- [View this product on Novapart](https://novapart.co/products/3WL9111-0BB21-0AA0/mutual-mechanical-interlocking-3wl-series-air)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/3wl9111-0bb21-0aa0/circuit-breaker-accessories/dp/3474828)
---

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