3NH7260-4

**3NH7260-4** 

**Data sheet** 

LV HRC fuse base Size 1L 250 A 1000 V for photovoltaic applications 

|**Model**<br>~~a~~|**Model**<br>~~a~~|**Model**<br>~~a~~|
|---|---|---|
|**product brand name**||SENTRON|
|**product designation**<br>LV HRC fuse base<br>~~Se~~|||
|**design of the thread of the connection screw**||M10|
|**General technical data**|||
|**number ofpoles**||1|
|**size of fuse system according to EN 60269-1**||NH1L|
|**Supply voltage**<br>~~a~~|||
|**supply voltage**|||
|● at DC||1 000 V|
|**Product details**<br>~~a~~|||
|**product component swivel-in mechanism**||Yes|
|**maximum short-circuit current breaking capacity (Icu)**|||
|● at DC rated value||25 kA|
|**Connections**<br>~~a~~|||
|tighteningtorque with screw-type terminals maximum||20 N·m|
|**type of electrical connection**||for mountingon mounting plate|
|● for main current circuit||flat connector|
|**Mechanical Design**<br>~~a~~|||
|**height**||306 mm|
|**width**||71 mm|
|**depth**||130 mm|
|**fastening method**||fixed mounting|
|fasteningmethod bus-mounting<br>No<br>~~On~~|||
|**Net Weight**||1.319 kg|
|**Approvals Certificates**|||
|**Environment**||**General Product Approval**|
|Environmental Con-|||
|firmations|||
|**General Product Ap-**<br>**proval**<br>**Test Certificates**|**Maritime application**||



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- Type Test Certific ates/Test Report 

## **other** 

Confirmation 

~~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=3NH7260-4 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3NH7260-4 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3NH7260-4 **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> 

**last modified:** 

11/14/2025 

Subject to change without notice © Copyright Siemens 

3NH72604 Page 2/3 

6/4/2026 

Subject to change without notice © Copyright Siemens 

3NH72604 Page 3/3 

6/4/2026