Siemens Fuse Switch Disconnector, 3-Pole
- RS Stock No.:
- 143-427
- Mfr. Part No.:
- 3NP1143-1DA12
- Brand:
- Siemens
Subtotal (1 unit)*
£288.28
(exc. VAT)
£345.94
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 15 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £288.28 |
*price indicative
- RS Stock No.:
- 143-427
- Mfr. Part No.:
- 3NP1143-1DA12
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Number of Poles | 3 | |
| Product Type | Fuse Switch Disconnector | |
| Enclosed/Not Enclosed | Not Enclosed | |
| Terminal Type | Flat Terminal | |
| IP Rating | IP40, IP30, IP20 | |
| Series | SENTRON | |
| Mechanical Fuse Size | NH0-NH1 | |
| Minimum Operating Temperature | -25°C | |
| Maximum Operating Temperature | 55°C | |
| Standards/Approvals | CCC, DNV, CE, UKCA, EAC | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Number of Poles 3 | ||
Product Type Fuse Switch Disconnector | ||
Enclosed/Not Enclosed Not Enclosed | ||
Terminal Type Flat Terminal | ||
IP Rating IP40, IP30, IP20 | ||
Series SENTRON | ||
Mechanical Fuse Size NH0-NH1 | ||
Minimum Operating Temperature -25°C | ||
Maximum Operating Temperature 55°C | ||
Standards/Approvals CCC, DNV, CE, UKCA, EAC | ||
- COO (Country of Origin):
- CZ
The Siemens 3NP1 Fuse Switch Disconnector is a robust 3 pole device designed for NH1 fuse types, rated at 250 A. Optimized for assembly and installation on a mounting plate, it features flat terminals for easy connectivity. This model includes electronic fuse monitoring EFM10 for enhanced safety and efficiency, while its cover level of 70 mm ensures effective protection, making it suitable for a variety of electrical applications.
Sealable
Extension auxiliary switch
Locking capability
Phase failure monitoring
Overvoltage protection monitoring