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HP Modular Cooling System Acronyms and abbreviations, CTO, FRU, HEX, NPT, BSPP, CHWR, CHWS, GRUB, LAHJ, NPTF, TN Grounding

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Acronyms and abbreviations

BSPP

british standard pipe parallel

CHWR

chilled water return

CHWS

chilled water supply

CTO

configure to order

FRU

field replaceable unit

GRUB

gas, oil, water

HEX

heat exchanger

LAHJ

local authority has jurisdiction

NPT

national pipe thread

NPTF

American national taper pipe thread for dry-seal pressure-tight joints

polytetrafluoroethylene

TN Grounding

grounding specification

Acronyms and abbreviations 89

Contents

HP Modular Cooling System 200/100 Site Preparation Guide Page Contents Page Overview Overview Page Page Product overview Page Page Page Key components MCS-100components Page MCS-200components Page Physical specifications Electrical specifications Page Facility planning for implementation Facility planning overview Space and positioning considerations Delivery space requirements Maneuvering space requirements Page Operational space requirements Page System positioning Cable openings Page Page Cabinet leveling feet Page Page Page Page Page Page Page Floor loading considerations Page Page Common floor-loadingterms Example: Tate All Steel 1250 raised floor specifications Electrical considerations System grounding Page Voltage fluctuations and outages Electrical planning around water-handlingcomponents Connecting to facility A/C power Page Coolant source planning Plumbing considerations HP Water Hook-UpKit Page Page Page Piping approaches Hose openings Page Page Raised floor cutouts for the MCS unit Page Page Page Page Page Page Page Page Page Page Page Chilled water system components Page Page Typical plumbing installation guidelines Coolant requirements General thermal requirements Cooling loop sizing Determining heat load capacities Page Page Page Page Page Acceptable water quality specifications Additional water precautions Plumbing materials to avoid Environmental considerations Control system Before installing and running active components Page Appendix A: Forms and checklists Delivery survey form Pre-installationchecklists Site preparation checklist Facility considerations Power and lighting considerations Safety considerations Cooling considerations Water preparation considerations Page Appendix B: Conversion factors and formulas Conversion factors and formulas Conversion factors for refrigeration Metric equivalents kVa conversions Regulatory information Safety and regulatory compliance Warranty information Regulatory requirements for EXIT signs Page Support and other resources Before you contact HP HP contact information Acronyms and abbreviations UPS WSP Documentation feedback Index