Why Choose the ABB XRG3-185/10-3P SlimLine XR Gold Fuse Switch Disconnector?
The ABB 1SEP204483R3500, also known as the XRG3-185/10-3P, is a premium 3-pole NH3 fuse switch disconnector from ABB's SlimLine XR Gold range. Engineered for high-current low-voltage power distribution, it delivers safe switching, dependable isolation and robust circuit protection for industrial, commercial and utility applications. This version is designed for 185 mm busbar spacing with 10 mm busbar thickness.
Rated at 630 A and suitable for systems operating up to 690 V AC, the XRG3-185/10-3P accepts standard NH3 fuse links. Its SlimLine XR Gold cassette design provides compact installation, front operation and compatibility with modern switchboards and busbar systems while maintaining high operational safety.
Manufactured to IEC 60947-3, the switch disconnector features bolt connection terminals, front IP41 protection and a conditional short-circuit current of 120 kA, making it suitable for demanding power distribution environments requiring dependable long-term performance.
Key Advantages
- Premium 3-pole NH3 fuse switch disconnector.
- 630 A rated operational current.
- Designed for 185 mm busbar spacing.
- Suitable for 10 mm busbar thickness.
- Accepts standard NH3 DIN fuse links.
- Robust bolt connection terminals.
- Suitable for busbar-mounted switchboards.
- Part of ABB's high-performance SlimLine XR Gold range.
Key Features
- ABB SlimLine XR Gold XRG3-185/10-3P.
- 3-pole configuration.
- 630 A rated current.
- Compatible with NH3 fuse links.
- Maximum operational voltage: 690 V AC.
- Busbar spacing: 185 mm.
- Busbar thickness: 10 mm.
- Bolt connection terminals.
- Conditional short-circuit current: 120 kA.
- Front protection rating: IP41.
- Front-operated cassette design.
- Manufactured to IEC 60947-3.
High-Capacity Protection for Modern Switchgear
The ABB XRG3-185/10-3P is designed to provide dependable switching, isolation and fuse protection for high-current electrical installations. Its SlimLine XR Gold construction enables efficient installation on 185 mm busbar systems while maintaining excellent accessibility for operation and maintenance.
Suitable for demanding industrial environments, the switch disconnector combines high electrical ratings, durable mechanical construction and compatibility with ABB's comprehensive SlimLine XR Gold accessory range, making it an ideal solution for modern power distribution systems.
Typical Applications
- Main low-voltage switchboards.
- Industrial power distribution.
- Motor control centres.
- Commercial electrical installations.
- Utility substations.
- Renewable energy systems.
- OEM switchgear.
- Critical infrastructure.
- Heavy industrial processes.
