Skip to main content

alpha This is a new site, your feedback will help us to improve it.


Estates and Facilities Alert - 22 December 2011 (UPDATED)

Published on 16 September 2020

From: Health Facilities Scotland

Ref: EFA/2011/004 (UPDATE) High-Voltage (HV) 11KV Switchgear – Schneider Electric (Merlin Gerin) Ringmaster RN2c, RE2c and RN6c ring main units.



Potential failure of the Merlin Gerin Ring Main Unit to isolate and Earth as shown on the position indicator window. Cable can still be LIVE even when switching indicator shows the switch gear in each the positions OFF and EARTH ON.