Switchgear, ATS, Industrial UPS

Ring Main Unit (RMU)

Characterized by their reliability and operational safety, the Lucy Electric Sabre SF6 insulated ring main unit (RMU) range includes fully extensible and non-extensible options for secondary distribution applications up to 24 kV and 630 A ratings.

  • Compact, extensible, and modular range

  • Freestanding and transformer mounted units

  • Easy integration with SCADA network

  • IP54 protection for indoor and outdoor applications

  • SF6 circuit breaker

  • Side and rear cable access

  • Fully interlocked mechanism with padlocking facilities

  • Motorisation for remote control

  • Integral ring cable testing and integral tee-off testing on 630 A models

  • Electronic relays or time limit fuse (TLF) options for protection