Dell PowerEdge T640 EMC Technical Specifications - Page 13

Particulate contamination, Gaseous contamination

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Particulate contamination Corrosive dust Specifications NOTE: This condition applies to data center and non-data center environments. • Air must be free of corrosive dust. • Residual dust present in the air must have a deliquescent point less than 60% relative humidity. NOTE: This condition applies to data center and non-data center environments. Table 17. Gaseous contamination specifications Gaseous contamination Copper coupon corrosion rate Silver coupon corrosion rate Specifications

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Particulate contamination
Specifications
NOTE:
This condition applies to data center and non-data center
environments.
Corrosive dust
•
Air must be free of corrosive dust.
•
Residual dust present in the air must have a deliquescent point less than
60% relative humidity.
NOTE:
This condition applies to data center and non-data center
environments.
Table 17. Gaseous contamination specifications
Gaseous contamination
Specifications
Copper coupon corrosion rate
<300 Å/month per Class G1 as defined by ANSI/ISA71.04-2013.
Silver coupon corrosion rate
<200 Å/month as defined by ANSI/ISA71.04-2013.
NOTE:
Maximum corrosive contaminant levels measured at ≤50% relative humidity.
Technical specifications
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