5ST3668

**5ST3668** 

**Data sheet** 

Pin busbar, 16 mm2 connection: 3-phase/+ 8x phase touch-safe for 1FI, 4-pole, NLI+8LS, 1-pole 

|||Pin busbar, 16 mm2 connection: 3-phase/+ 8x phase touch-safe for 1FI, 4-pole,<br>NLI+8LS, 1-pole|
|---|---|---|
|**product brand name**||SENTRON|
|**product designation**||Pin busbar|
|**design of theproduct**||1x(N)+3PH + 8x 1PH|
|**design of the phase tap**||L1/L2/L3|
|**General technical data**<br>~~ae~~|||
|**compatibility**<br>~~ae~~||for 8 MCBs 1P with 1 RCCB 3P+N, N left<br>~~ae~~|
|**design ofpole**||3poles|
|**phase number**||3|
|operational current rated value||80 A|
|**suitability for interaction devices with auxiliary switch**||No|
|**suitability for interaction devices with N conductor**||No|
|**suitability for use**||RCCB 4P N left|
|**color**||lightgrey|
|**Product details**<br>~~ee~~|||
|**product feature attachable arc fault detection device**<br>~~ee~~||No<br>~~ee~~|
|**product feature insulated**||Yes|
|**product function**|||
|● suitable for compact devices||No|
|● can be cut||No|
|**number of devices suitable for fitting**||9|
|**type of electrical connection**||Pin|
|**Mechanical Design**<br>~~ee~~|||
|**module width**<br>~~ee~~||18 mm<br>~~ee~~|
|**height**||19 mm|
|**width**||10 mm|
|**length**||192 mm|
|**number of modular width units**||11|
|**cross-section**||16 mm²|
|**angle of thepin of busbar**||0°|
|**Net Weight**||100g|
|**Approvals Certificates**<br>~~ee~~|||
|**Environment**<br>~~ee~~|**General Product Approval**<br>~~ee~~||



5ST3668 Page 1/4 

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5/31/2026 

**proval** 

Confirmation Miscellaneous 

**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/lowvoltage/catalogs **Industry Mall (Online ordering system)** https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5ST3668 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/5ST3668 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5ST3668 **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> 

5ST3668 Page 2/4 

Subject to change without notice © Copyright Siemens 

5/31/2026 

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**----- Start of picture text -----**<br>
1 1 1 1 1 1 1 1 1 1<br>N L1 L2 L3 L1 L2 L3 L1 L2 L3 L1 L2<br>10,3<br>72 mm<br>19<br>**----- End of picture text -----**<br>


**last modified:** 

1/15/2026 

5ST3668 Page 3/4 

Subject to change without notice © Copyright Siemens 

5/31/2026 

5ST3668 Page 4/4 

Subject to change without notice © Copyright Siemens 

5/31/2026