Part E – Engineering International Health Facility Guidelines Version 0 Aug 2020 Table of Contents 1 Introduction ............................................................................................................................... 5 Engineering Services in Health Facilities .............................................................................................................. 5 General Requirements ............................................................................................................................................. 6 Scope of this document .......................................................................................................................................... 7 Key Objectives ......................................................................................................................................................... 7 Engineering Briefing ................................................................................................................................................ 8 2 Mechanical (HVAC) Engineering Design ................................................................................. 9 Key Objectives ......................................................................................................................................................... 9 Abbreviations & Reference Standards List ........................................................................................................... 9 Infection Control & HVAC ...................................................................................................................................... 15 Life Safety & HVAC ................................................................................................................................................ 15 HVAC Services Reliability, Redundancy & Resiliency Requirements .............................................................. 15 HVAC System Zoning & Emergency Operation .................................................................................................. 18 HVAC Services Acoustic Requirements .............................................................................................................. 18 HVAC Services Future Proofing & Spare Capacities .......................................................................................... 19 HVAC System Selection – Distribution ................................................................................................................ 19 HVAC Systems Design Criteria & Relevant Applicable Codes .......................................................................... 20 HVAC System Location Access & Maintenance ................................................................................................. 28 Design Considerations - HVAC Equipment’s ...................................................................................................... 30 HVAC Services Instrumentation and Control ...................................................................................................... 37 HVAC Systems Commissioning & Handover ...................................................................................................... 38 HVAC- Room Side Design ..................................................................................................................................... 39 3 Electrical Services .................................................................................................................. 49 Introduction ............................................................................................................................................................ 49 Abbreviations, Standards and References .......................................................................................................... 49 Risk assessment .................................................................................................................................................... 51 Design considerations ........................................................................................................................................... 51 Power quality .......................................................................................................................................................... 56 Power supply and distribution resilience ............................................................................................................ 57 Primary (Normal) power supply and distribution ................................................................................................ 57 Secondary (Emergency) power source and distribution ................................................................................... 58 Tertiary (UPS) power source and distribution ..................................................................................................... 60 Protection and switchgear .................................................................................................................................... 62 Electromagnetic Compatibility ............................................................................................................................. 63 Earthing and bonding ............................................................................................................................................ 63 Lightning protection .............................................................................................................................................. 66 Containment and cables ........................................................................................................................................ 66 Final circuits ........................................................................................................................................................... 66 Lighting 67 System Testing, Commissioning and Operation ................................................................................................ 75 4 ELV and ICT systems .............................................................................................................. 76 Introduction ............................................................................................................................................................ 76 ICT Network ............................................................................................................................................................ 76 Nurse Call Systems ................................................................................................................................................ 78 Central Clock Systems .......................................................................................................................................... 79 CCTV and Access Control ..................................................................................................................................... 79 Patient/Medical Equipment Monitoring ................................................................................................................ 82 Intercom Systems .................................................................................................................................................. 82 Patient Infotainment Systems ............................................................................................................................... 82 Queue Management System ................................................................................................................................. 83 Asset Management Systems ................................................................................................................................. 83 Health Information System (HIS) .......................................................................................................................... 83 Fire detection and signaling ................................................................................................................................. 84 Public Address System ......................................................................................................................................... 85 System Testing, Commissioning and Operation ................................................................................................ 85 5 Public Health – Water Systems Design (WS) ........................................................................ 86 Aim & Objectives .................................................................................................................................................... 86 General 86 International Health Facility Guidelines © TAHPI Part E: Version 0 2020 Page 2 Design Codes & Standards ................................................................................................................................... 86 Glossary & Abbreviations ..................................................................................................................................... 88 Design Criteria ........................................................................................................................................................ 89 Source of Water Supply ......................................................................................................................................... 89 Quality of Water Supply ........................................................................................................................................