EN-EL SPS consolidation works in BA3, BB3 and BA7 during EYETS 16-17 (do not include users cabling and optical fibers) N. Dos Santos on behalf of EN-EL group 7 Dec. 2016 SPS Planning Meeting for EYETS 16-17

N. Dos Santos - EN/EL - 30 Nov 2016 Summary Introduction Project Team Actual systems and location BA3, BB3 Future systems, SLD and location BA3, BB3 Impacts on users Main cable campaign BA3-BB3 Planning N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Introduction Main references of EN-EL SPS consolidation project Strategy for consolidation of the SPS Electrical Networks : EDMS 1575869 (JP. Sferruzza, EN-EL) Renovation de la Sous-Station Electrique SPS BA1: EDMS 1506616 (JP. Sferruzza, EN-EL) Consolidation des systèmes 48 VDC, UPS et réseau distribution ondulé au SPS (SPS3 et SPS7): EDMS 1710115 (N. Dos Santos, EN-EL) Works foreseen in BA3, BB3 and BA7 during EYETS 16-17 N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Project Team EL-OP: Denis Ribiollet / Bruno S.-Sulpice Works et site coordination: Thierry Bourrel (UPS) Adrien Grinand (48 VDC) Studies and design: David Morvan Project and planning: Nuno Dos Santos Installation contract : C213 – COMSA (EMTE) N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Actual Systems in BA3, BB3 48 VDC (installed in 70’s) 2 systems actually in operation, 1 in BA3 and 1 in BB3 system of 80A each, MEP chargers 2 sets of batteries of 90 Ah each 2 commutation systems 3 main distribution switchboards (1 in BA3 and 2 in BB3) Very few spare parts, and low autonomy batteries No maintenance contract UPS (installed in 2000) 3 units of 60 kVA + 1 unit 10 kVA, several minutes of batteries autonomy 5 main distribution switchboards (3 in BA3 and 2 in BB3) 1 phase + N (230 V) distributed to users’ equip. and racks High complexity for operation and no protection discrimination N. Dos Santos - EN/EL - 30 Nov 2016

Actual Systems SLD for BA3, BB3 48 VDC UPS N. Dos Santos - EN/EL - 30 Nov 2016

Actual Systems location in BA3, BB3 48 VDC Systems BA3 BB3 N. Dos Santos - EN/EL - 30 Nov 2016

Actual Systems location in BA3, BB3 UPS Systems BA3 BB3 N. Dos Santos - EN/EL - 30 Nov 2016

New Systems SLD for BA3, BB3 48 VDC BA3 BB3 Machine equipment Safety/GS equipment N. Dos Santos - EN/EL - 30 Nov 2016

New Systems SLD for BA3, BB3 UPS N. Dos Santos - EN/EL - 30 Nov 2016

New Systems location in BA3, BB3 48 VDC Systems BA3 BB3 N. Dos Santos - EN/EL - 30 Nov 2016

New Systems location in BA3, BB3 UPS Systems BA3 BB3 N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Impact on users 48 VDC system and net NO IMPACT – transparent for users UPS system and net 1 to 2 weeks power off per switchboard (only from Jan 17) Depending on time for disconnection, dismantling, mechanical modification, installation, reconnection and commissioning Avoid temporary re-supply during works, only possible for safety equipment  contact Denis Ribiollet N. Dos Santos - EN/EL - 30 Nov 2016

Main cabling campaign BA3-BB3 During CERN EY closure and week 1, 2017 N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Planning BA3-BB3 Preparatory works start on 12 Dec 16 (taking in consideration PC tests) 15  21 Dec 2016 – no power off Local cabling campaign and works preparation Replacement of ERD350/B3 and EBD650-651/B3 (BB3) Install some few switchboards – EOD1/A3 not protected by UPS (re-supply from GS net) During EY CERN closure + week 1/17 – main cabling campaign with false floors opened From 9th Jan 2017 Power off – few days to 1-2 weeks per switchboard: EOD216/A3 (RF), EOD211-212/A3 (BA3 racks and PC), EOD1/A3 (computing room) EOD217-218/B3 (BB3 RF and PC) 48 VDC installation and replacement N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Planning BA7 From 14th Feb 2017 Cabling campaign and preparation works Power off – few days to 1-2 weeks per switchboard: EOD211/A7 (PC and racks), EOD3-4/A7 (racks) EOD1/A7 (computing room) 48VDC system installation and replacement N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides EOX303/A7 N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Back up slides N. Dos Santos - EN/EL - 30 Nov 2016

N. Dos Santos - EN/EL - 30 Nov 2016 Actual Systems in BA3, BB3 48 VDC UPS N. Dos Santos - EN/EL - 30 Nov 2016