Dell PowerEdge R420xr Manual de iniciação - Página 9

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Environmental

NOTE: This section defines the limits to help avoid IT equipment damage and/or failure from

particulates and gaseous contamination. If it is determined that levels of particulates or gaseous

pollution are beyond the limits specified below and are the reason for the damage and/or failures

to your equipment, it may be necessary for you to re-mediate the environmental conditions that

are causing the damage and/or failures. Re-mediation of environmental conditions will be the

responsibility of the customer.

Air Filtration

NOTE: Applies to data center environments

only. Air filtration requirements do not apply

to IT equipment designed to be used outside

a data center, in environments such as an

office or factory floor.

Conductive Dust

NOTE: Applies to data center and non-data

center environments.

Corrosive Dust

NOTE: Applies to data center and non-data

center environments.

Gaseous Contamination

NOTE: Maximum corrosive contaminant levels measured at ≤50% relative humidity.

Copper Coupon Corrosion Rate

Silver Coupon Corrosion Rate

Data center air filtration as defined by ISO Class

8 per ISO 14644-1 with a 95% upper confidence

limit.

NOTE: Air entering the data center must

have MERV11 or MERV13 filtration.

Air must be free of conductive dust, zinc

whiskers, or other conductive particles.

•

Air must be free of corrosive dust.

•

Residual dust present in the air must have a

deliquescent point less than 60% relative

humidity.

<300 Å/month per Class G1 as defined by ANSI/

ISA71.04-1985.

<200 Å/month as defined by AHSRAE TC9.9.