# Current Transformer, 150 A, 3NJ4 Series Switch Disconnectors
**URL**: https://novapart.co/products/3NJ4915-1FB20/current-transformer-150-a-3nj4-series-switch
**SKU**: 3NJ4915-1FB20
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Industrial Switches & Control Stations || Industrial Switch Accessories
**Price**: €51.6800
**Stock**: 10+
## Specifications
| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3456431/)
**3NJ4915-1FB20**
**Data sheet**
Accessory for strips 3NJ41 In-line fuse switch disconnectors Sz. NH00 Current transformers can be integrated 150/5 A, Cl. 1
|**Model**||||
|---|---|---|---|
|**product brand name**||SENTRON||
|**product designation**||Current transformer||
|**design of theproduct**||accessoryfor 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||
|**Protection class**
~~ee~~||||
|**protection class IP**||IP20||
|**Mechanical Design**
~~ee~~||||
|**height**||60 mm||
|**width**||46 mm||
|**depth**||19 mm||
|**Net Weight**||229.5g||
|**Environmental conditions**
~~ee~~||||
|**ambient temperature during operation**||||
|● minimum||-10 °C||
|● maximum||55 °C||
|**Approvals Certificates**
~~ee~~||||
|**Environment**
**General Product Approval**|||**other**|
|Environmental Con-
firmations
Confirmation
~~an~~
~~c~~n|||Confirmation|
## **other**
**Further information** ~~OO——CSC“(‘<‘CSC‘C(‘SSNS#NSNWSC“CUdSJ~~ **Information on the packaging** https://support.industry.siemens.com/cs/ww/en/view/109813875
Subject to change without notice © Copyright Siemens
3NJ49151FB20 Page 1/3
6/2/2026
**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=3NJ4915-1FB20 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3NJ4915-1FB20 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3NJ4915-1FB20 **CAx-Online-Generator** https://www.siemens.com/cax **Tender specifications** https://www.siemens.com/specifications **Characteristic curves** https://curves.simaris.siemens.com/curves/
**last modified:**
6/13/2025
Subject to change without notice © Copyright Siemens
3NJ49151FB20 Page 2/3
6/2/2026
Subject to change without notice © Copyright Siemens
3NJ49151FB20 Page 3/3
6/2/2026
## Links
- [View this product on Novapart](https://novapart.co/products/3NJ4915-1FB20/current-transformer-150-a-3nj4-series-switch)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/3nj4915-1fb20/control-gear-switch-gear-accessories/dp/3456431)
---
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