# Current Transformer, 150 A, 3NJ4 Series Switch Disconnectors

![Product image](https://novapart.co/image/farnell:3456445/)

**URL**: https://novapart.co/products/3NJ4915-2FB20/current-transformer-150-a-3nj4-series-switch
**SKU**: 3NJ4915-2FB20
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Industrial Switches & Control Stations || Industrial Switch Accessories
**Price**: €47.1500
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3456445/)

**3NJ4915-2FB20** 

**Data sheet** 

Accessory for strips 3NJ41 In-line fuse switch disconnectors Sz. NH1-3 Current transformers can be integrated 150/5 A, Cl. 1 

## **Model** 

**product brand name** SENTRON **product designation** Current transformer **design of the product** accessory for fuse switch disconnector 3NJ41 **operating voltage** 0.72 kV insulation voltage rated value 3 kV **designation of overcurrent limiting factor** FS 5 **current** ● at input rated value 150 A **value range of the operating frequency** 50/60 Hz ~~a~~ **Protection class protection class IP** IP20 ~~a~~ **Mechanical Design height** 80 mm **width** 52 mm **depth** 26 mm **Net Weight** 0.2 kg ~~a~~ **Environmental conditions ambient temperature during operation** ● minimum -10 °C ● maximum 55 °C **Approvals Certificates** ~~SS~~ **Environment General Product Approval** ~~ES~~ **other** 

Environmental ConConfirmation ~~a~~ firmations 

Confirmation 

## **other** 

**Further information** ~~a~~ **Information on the packaging** 

Subject to change without notice © Copyright Siemens 

3NJ49152FB20 Page 1/3 

6/4/2026 

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=3NJ4915-2FB20 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3NJ4915-2FB20 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3NJ4915-2FB20 **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:** 

6/13/2025 

Subject to change without notice © Copyright Siemens 

3NJ49152FB20 Page 2/3 

6/4/2026 

Subject to change without notice © Copyright Siemens 

3NJ49152FB20 Page 3/3 

6/4/2026 



## Links

- [View this product on Novapart](https://novapart.co/products/3NJ4915-2FB20/current-transformer-150-a-3nj4-series-switch)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/3nj4915-2fb20/control-gear-switch-gear-accessories/dp/3456445)
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