1

BuhnerChienAirThinkCorporation

2

TIA942(TelecommunicationsIndustryAssociation,TIA) (HighAvailability,HA)(Tier1~Tier4)

TIA942ASHRAE (AmericanSocietyofHeating,Refrigerating,andAirconditioningEngineers)

(TheGreenGrid) PUE (PowerUsageEffectiveness)

(ISO27001)

3

2004 2008

20~25C 18~27C

40~55 RH 5.5Cdewpoint~ 60 RH15Cdewpoint

ISOClass8(MERV8filter)

4

0.9 250m3/hr.kW 5%

1

0.5~0.6 100m3/hr.kW

5

ASHRAE

Rack Cooling Index, RCI 18 271827

1827 ASHRAE 2008 Temperature Compliance

200420~25 200818~27

6

ASHRAE

Return Heat Index, RHI 100%

Supply Heat Index, SHI 0%

7

PUE

PUE= (TotalFacilityPower)IT (ITEquipmentPower)

DCiE=1

PUE

Benchmark PUE DCiE

Platinum 0.8

Gold 1.25~1.43 0.7~0.8

Silver 1.43~1.67 0.6~0.7

Bronze 1.67~2 0.5~0.6

Recognized 2~2.5 0.4~0.5

Notrecognized >2.5

8

PUE 100KWPUE=2.3 ROI

PUE=1.6 69.6KW 30.4 729.6

PUE 2.3

2

1.6

(KW) 43.5 43.5 43.5

(KW) 100.0 87.0 69.6

876,000 762,120 609,696

569,400 1,331,520

(3/) 1,708,200 3,994,560

13 30

9

IT30%~40%

10

(ReturnAirTemperatureSetpoint)

IT

7%

6SigmaDC Virtual Facilities

11

12