On Tuesday 6 May 2014, from 6.30am to 6.40am, the annual tests of diesel generators will take place on the following sites: Meyrin, SPS, Prevessin, North area, LHC1 to LHC8 and LHC1.8.

Electrical power cuts will take place on the following networks: Normal, General Services and Stable (18 kV, 3.3 kV 400 V) on the Meyrin site, SPS, Prevessin, North Area, LHC1 to LHC8 and LHC 1.8.

The EN-EL Group recommends that you turn off your critical equipment and computer equipment. For any further information, please refer to the following "note de coupure" [CERN Nice Login required]