Why Choose the ABB XRG1-185/10-3P Switch Disconnector Fuse?
The ABB XRG1-185/10-3P (1SEP204481R3500) is a premium three-pole switch disconnector fuse from the ABB SlimLine XR Gold series, designed for reliable switching, isolation and overcurrent protection in demanding low-voltage power distribution systems. Engineered for industrial switchboards, renewable energy installations and commercial electrical infrastructure, it combines high performance with a compact busbar-mounted design.
Designed for installation on 185 mm busbar systems with 10 mm busbar thickness, the XRG1-185/10-3P provides fast, wire-free installation while reducing panel assembly time. Its robust construction, manual operation and true contact position indication ensure safe operation and dependable long-term performance in critical electrical applications.
With a 250 A rated operational current, 690 V AC operating voltage and compatibility with NH1 DIN fuse links, this switch disconnector fuse is ideal for protecting feeders, distribution circuits and power systems where reliability and electrical safety are essential.
Key Advantages
- Robust three-pole switch disconnector fuse for industrial power distribution.
- 250 A rated operational current for demanding applications.
- Designed for 185 mm busbar spacing with 10 mm busbar thickness.
- Compatible with NH1 DIN fuse links.
- High 120 kA conditional short-circuit withstand capability.
- Reliable ABB SlimLine XR Gold construction for long service life.
Key Features
- ABB SlimLine XR Gold series.
- XRG1-185/10-3P model.
- Three-pole configuration.
- 250 A rated operational current.
- 690 V AC rated operational voltage.
- 1000 V rated insulation voltage (Ui).
- 8 kV rated impulse withstand voltage (Uimp).
- Suitable for NH1 DIN fuse links.
- Busbar mounting with manual operation.
- IP41 front protection rating.
Reliable Protection for High Capacity Busbar Systems
Switch disconnector fuses provide safe manual isolation together with overload and short-circuit protection using replaceable NH fuse links. They allow electrical circuits to be disconnected safely for maintenance while helping protect equipment against damaging fault currents.
The ABB SlimLine XR Gold range has been developed for modern industrial and renewable energy installations where dependable operation, compact installation and high fault withstand capability are essential. The XRG1-185/10-3P integrates directly onto compatible busbar systems to simplify panel construction and improve operational reliability.
Typical Applications
- Industrial switchboards.
- Renewable energy and solar installations.
- Busbar power distribution systems.
- Main and sub-distribution panels.
- Manufacturing facilities.
- Commercial electrical infrastructure.
