Ground Mounted Secondary Switchgear

Aegis RMU
Designed for secondary distribution networks up to 24kV, and rated currents up to 630A, the Aegis range of vacuum circuit breaker ring main units (RMU) provides a comprehensive series of solutions which lend itself to numerous applications for utilities, compact secondary substations, mining and commercial buildings. It is available for both indoor and outdoor environments protected against the harshest of conditions without the need for additional housings.
- Aegis Brochure
Sabre RMU
The Sabre ring main unit range includes fully extensible and non-extensible options, providing the full range of solutions required for a secondary distribution system. The equipment is fully weatherproof for outdoor use, incorporates vacuum circuit breaker technology and has been designed for long service life with virtually zero maintenance.
Trident FRMU
The Trident range of oil insulated extensible and non-extensible ring main units has been developed over a number of years and is a leading performer in the global market. For both rural and industrial applications, this equipment, incorporating HV fuse protection, can be positioned in the most extreme of outdoor conditions with ambient temperatures from -10ºC to 55ºC.
- Trident Brochure
Scimitar SFRMU
The Scimitar range of extensible and non-extensible ring main units has been designed to meet stringent requirements for durable indoor and outdoor applications. Utilising SF6 switches and HV (High Voltage) fuses in air for protective devices, Scimitar provides a full solution for secondary distribution networks.
- Scimitar Brochure
HV Metering Units
For HV (High Voltage) metering applications, the AMU (Air Insulated Metering Unit) is designed for use with the latest Sabre VRN2a (250A) and VRN6a (400/630A) Ring Main Units, but is also compatible with the full Sabre RMU family, including the extensible units.
- AMU Brochure