1. The Building 180 Cryogenic infrastructure water cooling system Stefano Moccia, EN-CV Coordination meeting 26/09/14

2. Raw water Raw or Demi water Demi water EquipmentLocationP [kVA] M [m 3 /h] @ 3 bars Required ΔT (K) Filtration degree (μm) Compressor for cold boxBat 279700601025 Compressor for pre-cooler #1Bat 279200181025 Compressor for pre-cooler #2Bat 279200181025 Pump for purgeBat 18061525 Pump for insulation vacuum, pre- pumping Bat 18061525 Power Converters 500 A (3 total)Bat 180126111025 Power Converters 600 A (6 total)Bat 180171.51025 Energy Extraction switchBat 18070.61025 Total ~1260 Users Requirements

3. Bat 279 Bat 180 Raw water production Raw water distribution Demi water production Demi water distribution System Layout and WBS WBS 1.1 Tendering procedure 1.2 Raw water production (EN-CV, EN-EL) 1.3 Raw water distribution (EN-CV, EN-EL) 1.4 Demineralized water production (EN-CV, EN-EL) 1.5 Demineralized water distribution (EN-CV, EN-EL) 1.6 Controls (EN-ICE) 1.7 Civil engineering (GS-SE-CEB)

4. Raw water production Cooling tower Skid mounted pumping system Interface with the raw water distribution.

5. Raw water distribution EN-CV limit of supply Piping to the demi water skid heat exchanger

6. Demi water production Interface with the demi water distribution. Demi water distribution At the present time, the demi water distribution details are not defined yet. The integration effort is ongoing.

7. Procurement and Planning Full blown CERN tender procedure for Raw water production, distribution and Demi water production. Market Survey dispatched mid September, 2014. – MS-4047, EDMS N o : 1399506 IT to be dispatched by mid November, 2014 The contract is foreseen to be awarded in April 2015 after Finance Committee approval in March 2015. Demi water distribution to be done within the framework of EN-CV small jobs contract or via an amendment of the main contract. System fully operational by December 2015.

8. Detailed users requirements Equipment name Location (Building number) Max Power (KW) dissipated in water Required min Water flow [l/min] Required Delta T (K) Max. Supply Temp. [°C] Water quality (raw or demi) Min. filtration degree required (microns)CommentsMan in charge Required by (date) Compressor for cold box Bat 279700.01004.81025Raw25 A. PerinSep-14 Compressor for pre-cooler #1Bat 279200.0287.11025Raw25 A. PerinSep-14 Compressor for pre-cooler #2Bat 279200.0287.11025Raw25 A. PerinSep-14 Pump for purgeBat 1806.017.2525-27Raw or Demi25 loop to be decidedA. PerinSep-14 Pump for insulation vacuum, pre- pumpingBat 1806.017.2525-27Raw or Demi25 loop to be decidedA. PerinSep-14 Power converter 500 A # 1Bat 18041.860.01027Demi25 H. ThiesenSep-14 Power converter 500 A # 2Bat 18041.860.01027Demi25 H. ThiesenSep-14 Power converter 500 A # 3Bat 18041.860.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 1Bat 1802.84.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 2Bat 1802.84.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 3Bat 1802.84.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 4Bat 1802.84.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 5Bat 1802.84.01027Demi25 H. ThiesenSep-14 Power converter 600 A # 6Bat 1802.84.01027Demi25 H. ThiesenSep-14 Energy Extraction switchBat 1807.010.01027Demi25 K. Dahlerup- PetersenSep-14