1. West Cambridge Data Centre Ian Tasker Information Services

2. General Overview 2200sqm two storey Facility (Steel and Block Construction) 4 * Data Halls Hall 1 – HPCS 60 Rack Capacity * Hall 2 - CA60 Rack Capacity Hall 3 - UIS60 Rack Capacity Hall 4 – Empty day 140 Rack Capacity Diverse Communications routing Dedicated build rooms Operations and Maintenance Rooms 2 * Meeting Rooms Security Office

3. Power Dual 11000KV supplies (UK Power Networks) Single 3150 Kva Transformer 2000Kva Initial Capacity from utility provider expansion to 3000Kva as supply becomes available from UKPN 3 * 1100Kva Generator sets (N+1 configuration) 3 * 1000Kva modular UPS (N+1 Configuration) 5 * 200 Kva modules per UPS, intelligent controls, 98% power efficiency 2 * UPS output panels providing A and B feeds to each cabinet Distributed in Data Halls by Track busbar system for flexibility Switched and metered intelligent Cabinet Power strips

4. Cooling Chilled water evaporative cooling system 3 * 650KW Hybrid Cooling Towers (N+1 configuration) Additional 500KW unit to be relocated from Mill Lane 8 * CRAH units in First floor Halls 2 and 3 (N+2 configuration) Hot aisle containment in First floor Halls Back of Rack Coolers (Usystems, Coldlogik) on Ground Floor (Hall 1)

5. Data Halls Hall 1 (High Density) on Ground Floor (HPCS) up to 900KW Hall 2 for Cambridge Assessment 210KW Hall 3 for UIS 240KW Further 40 Cabinet Hall on First Floor (not fitted out for Day 1) All Data and Power services provided overhead No raised floor

6. Communication Rooms 2 * Point of Presence rooms for incoming Comms 1 situated on the Ground Floor North Elevation Second room is on the First Floor South Elevation. Incoming Comms routed separately to each POP.

7. Electrical Performance Facility Power draw set @ 85% of incoming supply Operational performance of total facility designed at PUE of 1.35 or better (target is PUE 1.2) on full IT load. PUE circa 1.5 on partial IT Load.

8. Fire Detection & Suppression Data Halls protected by double knock HSSD fire detection (Laser based system) FM200 Gas suppression used for all Data Halls (Dedicated Bottle storage room on First Floor)

9. Security Perimeter fence with access gate and road blocker (controlled via card and/or Security Guard) CCTV - internal, external and perimeter. Perimeter Cameras on 5m poles with anti vandal measures. Also provide perimeter detection. Circle lock anti tailgate door at main entry point All restricted areas controlled via swipe access card 24 * 7 Manned Security presence All Data Hall Cabinets individually locked (Trakka System for key release)

10. Data Centre Operations Team of approx. 5 (3 Data Hall Operations, 2 Critical Facility Engineers) Provision of Environmental monitoring & control Cabinet and Cable Management Administer Data Centre Tools (BMS, DCiM, ENMS, Access Control, CCTV) Asset Tracking Manage all deliveries/disposals Site Access Management/approvals Space planning and Management Information production Maintain Plant Facility (all LV electrical and all mechanical plant)

11. Benefits Highly available Infrastructure Designed for Power efficiency Secure facility Best Practice Data Centre Management policy (where practical) Fully Managed Environmental controls and provision (Airflow, Temp, Humidity & Power distribution) Deployment Services (rack layout and equipment deployment) Smart Hands capability

12. Future Expansion Data Hall 4 can be fitted out relatively quickly Additional Incoming supply Capacity from UKPN over coming years Provision for increased Generator and Cooling capacity Overall Site Capacity to build second phase of facility

13. Key Milestones Build and fit out complete – 18 th July Integrated system testing – 21 st July (4 weeks) Practical Completion of build – August 15 th

14. Build Progress