5TT3170

**5TT3170** 

**Data sheet** 

Fuse monitor T55 380 V to 415 V 3 AC With transparent cap 

|a<br>7p|a<br>7p|Fuse monitor T55 380 V to 415 V 3 AC With transparent cap|
|---|---|---|
|**Model**|||
|**product brand name**||SENTRON|
|**product designation**||Fuse monitor|
|**design of the product**||Fuse monitor|
|**General technical data**|||
|**size of fuse link**||others|
|**electrical endurance(operating cycles) typical**||1 500 000|
|**determinants for climatic applicability according to IEC**<br>**60068-1**||20/45/4|
|**Voltage**|||
|surge voltage resistance rated value||4 000 V|
|operatingvoltage at AC rated value||250 V|
|**supply voltage frequency rated value**|||
|● minimum||50 Hz|
|● maximum||400 Hz|
|**Main circuit**|||
|operational current rated value||4 A|
|control supplyvoltage at AC rated value||250 V|
|**Accessories**|||
|**accessories**||others|
|**number of terminals with cross-head screw**||1|
|**Connections**|||
|**type of connectable conductor cross-sections**||Rigid / max. 2 × 2.5 mm²; flexible, with end sleeve min. 1 x 0.5 mm²|
|**Mechanical Design**|||
|**Net Weight**||147g|
|**Environmental conditions**|||
|**ambient temperature during operation**|||
|● minimum||-20 °C|
|● maximum||45 °C|
|**Approvals Certificates**|||
|**Environment**|**General Product Approval**||



## **other** 

Subject to change without notice © Copyright Siemens 

5TT3170 Page 1/3 

6/4/2026 

## Confirmation Miscellaneous QC PASS ~~—~~ Be ~~—~~ 

~~e~~ **Further information** ~~e~~ **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=5TT3170 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/5TT3170 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5TT3170 **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:** 

4/12/2025 

Subject to change without notice © Copyright Siemens 

5TT3170 Page 2/3 

6/4/2026 

Subject to change without notice © Copyright Siemens 

5TT3170 Page 3/3 

6/4/2026