ABB XRG250BS-50/5-3P SlimLine XR Gold three-pole 250 A switch disconnector fuse for 50 mm busbar spacing, 5 mm busbar thickness and British Standard B2 fuse links.
£1,125.40
The ABB XRG250BS-50/5-3P (1SEP204487R1500) is a premium three-pole switch disconnector fuse from the ABB SlimLine XR Gold series, engineered to provide safe switching, reliable isolation and overcurrent protection for demanding low voltage electrical distribution systems. Designed for use with British Standard B2 fuse links, it delivers dependable performance across industrial, commercial and infrastructure installations.
Designed for installation on 50 mm busbar systems with a 5 mm busbar thickness, the XRG250BS-50/5-3P offers rapid busbar mounting, compact dimensions and secure bolt-connected terminals. The SlimLine XR Gold construction maximises available switchboard space whilst providing excellent accessibility for operation and maintenance.
With a 250 A rated operational current, 690 V AC rated operational voltage and a 120 kA conditional short-circuit current, this switch disconnector fuse provides dependable protection for critical distribution circuits where safety and reliability are essential.
The XRG250BS-50/5-3P combines manual switching, safe electrical isolation and fuse protection in a compact assembly. It is designed to accommodate British Standard B2 fuse links, providing dependable overload and short-circuit protection whilst allowing safe maintenance of downstream equipment.
ABB's SlimLine XR Gold range has been developed to simplify switchboard construction whilst delivering excellent electrical performance. The compact busbar-mounted design enables higher feeder density and efficient use of panel space without compromising accessibility or operational safety.
| Phase | Three Phase |
|---|---|
| Manufacturer | ABB |
| Series | SlimLine XR Gold |
| Model | XRG250BS-50/5-3P |
| Product ID | 1SEP204487R1500 |
| EAN | 3800161651540 |
| Product type | Switch disconnector fuse |
| Rated operational current | 250 A |
| Rated operational voltage | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Conditional short-circuit current (Iq) | 120 kA |
| Number of poles | 3 |
| Fuse size | B2 |
| Fuse standard | British Standard |
| Busbar spacing | 50 mm |
| Busbar thickness | 5 mm |
| Main connection | Bolt connection |
| Cable entry | Side |
| Mounting type | Busbar mounting |
| Protection rating | IP41 (front) |
| Dimensions (H × W × D) | Approx. 100 × 590 × 335 mm |
| Weight | Approx. 6.86 kg |
| Standard | IEC 60947-3 |
It is used to switch, isolate and protect three-phase low voltage electrical circuits installed on compatible busbar distribution systems.
The ABB XRG250BS-50/5-3P has a rated operational current of 250 A.
This model is designed for British Standard B2 fuse links.
It is designed for busbar systems with 50 mm phase spacing and 5 mm busbar thickness.
The ABB XRG250BS-50/5-3P provides a front IP41 protection rating when correctly installed.
ABB SlimLine XR Gold switch disconnector fuses are trusted by panel builders, electrical contractors and industrial engineers for dependable circuit protection, safe isolation and long-term reliability in demanding power distribution applications.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...