Data Centre Reliability and Redundancy - Server Racks Australia

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TIA 942 – Mechanical systems (1)Uptime Tiering ReferenceMechanicalGeneralRouting of water or drainpiping not associated with theData Centre Equipment in datacentre spacesPositive pressure in comuterroom and associated spacesrelative to outdoors and nondata centre spacesFloor drains in computer roomfor condensate drain water,humidifers flush water andsprinkler Mechanical discharge systems water onStandby generatorWater Cooled SystemsIndoor terminal AirConditioning unitsHumidity control for ComputerroomsElectrical Service toMechanical EquipmentTier 1 Tier 2 Tier 3 Tier 4Permitted but notrecommendedPermitted but notrecommendedNot PermittedNot permittedNo requirement Yes Yes YesYes Yes Yes YesNo requirement Yes Yes YesNo Redundant unitsOne redundant AC unit percritical areaQty of A/C units sufficent tomainain critical area during lossof one source of electrical powerQty of A/C units sufficent tomainain critical area during lossof one source of electrical powerNo requirement Humidification provided Humidification provided Humidification providedSingle path of Electricalpower to A/C equipmentSingle path of Electricalpower to A/C equipmentMultiple paths of electrical powerto AC equipment. Connected incheckerboard fashion for coolingredundancyMultiple pathsof electrical powerto AC equipment. Connected incheckerboard fashion for coolingredundancy
TIA 942 – Mechanical systems (2)Heat RejectionDry Coolers (whereapplicable)Closed- circuit fluid coolers(where applicable)Circulating pumpsPiping systemChilled Water SystemIndoor Terminal AirConditioning unitsHumidity Control for ComputerroomsElectrical Service toMechanical EquipmentHeat RejectionChilled Water Piping SystemNo redundant dry coolersNo redundant fluid coolersNo redundant condenserwater pumpsSingle path condenserwater systemNo Redundant AC unitsOne redundant unit persystemOne redundant unit persystemOne redundant unit persystemSingle path condenserwater systemOne redundant AC unit percritical areaQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerHeaded parallel piped condenserwater systemQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to mainaincritical area during loss of onesource of electrical powerQty of units sufficent to mainaincritical area during loss of onesource of electrical powerQty of units sufficent to mainaincritical area during loss of onesource of electrical powerDual path condenser watersystemQty of A/C units sufficent tomainain critical area during lossof one source of electrical powerNo requirement Humidification provided Humidification provided Humidification providedSingle path of Electricalpower to A/C equipmentSingle path chilled waterpiping systemSingle path of Electricalpower to A/C equipmentSingle path chilled waterpiping systemMultiple paths of electrical powerto AC equipmentDual path ladder drop chilledwater system with isolation valvesMultiple paths of electrical powerto AC equipmentDual path chilled water systemChilled Water Pumps No Redundant units One redundant unit persystemAir-cooled Chillers No Redundant units One redundant unit persystemWater Cooled Chillers No Redundant units One redundant unit persystemCooling Towers No Redundant units One redundant unit persystemCondenser Water Pumps No Redundant units One redundant unit persystemCondenser Water PipingSystemSingle path condenserwater systemSingle path condenserwater systemQty of units sufficent to mainaincritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerQty of units sufficent to provideminimal temporary capacity tocritical area during loss of onesource of electrical powerHeaded parallel piped condenserwater systemQty of units sufficent to mainaincritical area during loss of onesource of electrical powerQty of units sufficent to maintaincritical area during loss of onesource of electrical powerQty of units sufficent to maintaincritical area during loss of onesource of electrical powerQty of units sufficent to maintaincritical area during loss of onesource of electrical powerQty of units sufficent to maintaincritical area during loss of onesource of electrical powerDual path condenser watersystem
Page 1 and 2: Data Centre Reliabilityand Redundan
Page 3 and 4: Please return to:NürnbergMesse Gmb
Page 5 and 6: How?• How do you know what Reliab
Page 7: What are the typical issues?• Ver
Page 10 and 11: • Partial or Multiple equipment f
Page 12 and 13: • Equipment is not tested or comm
Page 14 and 15: • Routine and/or monitored equipm
Page 16 and 17: • End user doesn’t understand d
Page 18 and 19: How to consider Reliability andRedu
Page 20 and 21: MTBF Misconceptions• Often though
Page 22 and 23: LED light fitting example• MTBF=
Page 24 and 25: Result• It is therefore important
Page 26 and 27: Redundancy requirements• Need to
Page 28 and 29: Overview of Data Centre CriticalSys
Page 30 and 31: TIA 942 - Architectural (2)Building
Page 32 and 33: TIA 942 - Architectural (4)Entry Lo
Page 34 and 35: TIA 942 - Security (1)Uptime Tierin
Page 36 and 37: TIA 942 - StructuralUptime Tiering
Page 38 and 39: TIA 942 - Electrical systems (2)Red
Page 40 and 41: TIA 942 - Electrical systems (4)Bat
Page 44 and 45: TIA 942 - Mechanical systems (3)Air
Page 46 and 47: TIA 942 - Fire SuppressionUptime Ti
Page 48 and 49: TIA 942 - Additional items beyond d
Page 50 and 51: TIA 942 - Non Australian references
Page 52 and 53: TIA 942 - Common design deficiencie
Page 54 and 55: Summary (operation)• Install, com

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