Outdoor Ring Main Unit includes an enclosure and internal medium voltage switchgear according to customers’ requirements.

Product Description

Main characteristics

- Standard:   In compliance with the Standard IEC 1330.

- Rated voltage:   up to 36kV.

- MV Switchgear:   Medium voltage switchgear rated up to 36kV with Vacuum Circuit Breakers, SF6. Circuit breakers with high breaking capacity from ABB, Schneider, or other reputable manufacturers as per customer's request.

- Ventilation:  Natural or Forced Cooling (as an option).

- Ambient temperature:  Up to 45°C.

- Protection IP:  IP43 as the minimum. IP54 is offered as an add-on solution.

- Enclosure:  Base frames are manufactured on reinforced U type rolled steel bars, Hot-dip Galvanized base, or Epoxy powder coated. Side, bottom, and top are fabricated from 1.5mm or 2.0mm thick mild steel (other materials for extra corrosion protection are available on request) with proper surface treatment and UV proof epoxy power coating for outdoor installation for longer service life under the sunshine.

- Finish:   Standard color RAL 7035, other colors available on request.