CERN safety network, the annual diesel generators tests of the Meyrin site, SPS, PREVESSIN, North Area, LHC1 to LHC8 and LHC1.8, are planned on Tuesday 9 January 2018, from 6:00 a.m. to 6:30 a.m.

Electrical power cut of the networks Normal, General Services, 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 note de coupure: https://edms.cern.ch/ui/file/1886938/1/ENNC_EL_2017_265_TEST_SECOURS.pdf.