Siemens Fuse Switch Disconnector, 4-Pole, 630A
- RS Stock No.:
- 143-449
- Mfr. Part No.:
- 3NP1144-1DA20
- Brand:
- Siemens
Subtotal (1 unit)*
£270.73
(exc. VAT)
£324.88
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 18 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £270.73 |
*price indicative
- RS Stock No.:
- 143-449
- Mfr. Part No.:
- 3NP1144-1DA20
- 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 | 4 | |
| Product Type | Fuse Switch Disconnector | |
| Enclosed/Not Enclosed | Not Enclosed | |
| Mount Type | Floor | |
| Electrical Phase | 3 | |
| Switching Voltage | 690V | |
| Switching Current | 630A | |
| Terminal Type | Clamp Terminal | |
| IP Rating | IP20, IP40, IP30 | |
| Minimum Operating Temperature | -25°C | |
| Mechanical Fuse Size | NH0-NH1 | |
| Maximum Operating Temperature | 55°C | |
| Standards/Approvals | UKCA, RoHS, EAC, CE | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Number of Poles 4 | ||
Product Type Fuse Switch Disconnector | ||
Enclosed/Not Enclosed Not Enclosed | ||
Mount Type Floor | ||
Electrical Phase 3 | ||
Switching Voltage 690V | ||
Switching Current 630A | ||
Terminal Type Clamp Terminal | ||
IP Rating IP20, IP40, IP30 | ||
Minimum Operating Temperature -25°C | ||
Mechanical Fuse Size NH0-NH1 | ||
Maximum Operating Temperature 55°C | ||
Standards/Approvals UKCA, RoHS, EAC, CE | ||
The Siemens 3NP1 Fuse Switch Disconnector is a reliable 4 pole device designed for NH1 fuse types, rated at 250 A. Tailored for assembly and installation on a mounting plate, it features box terminals for secure connections. With a cover level of 70 mm, this model ensures effective protection, making it suitable for a variety of electrical applications.
Sealable
Extension auxiliary switch
Locking capability
Phase failure monitoring
Fuse monitoring
Overvoltage protection monitoring
Related links
- Siemens Fuse Switch Disconnector 630 A
- Siemens Fuse Switch Disconnector, 4-Pole
- Siemens Fuse Switch Disconnector, 1-Pole
- Siemens Fuse Switch Disconnector 400 A
- Siemens Fuse Switch Disconnector 250 A
- Siemens Fuse Switch Disconnector 630 A
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