Dell SC9000 Benutzerhandbuch - Seite 18

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Environmental

Gaseous contamination

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

Copper coupon

corrosion rate

Silver coupon corrosion

rate

Expanded operating temperature

NOTE: When operating in the expanded temperature range, system performance may be impacted.

NOTE: When operating in the expanded temperature range, ambient temperature warnings may be

reported on the LCD and in the system event log.

Continuous operation

< 1% of annual operating hours

Expanded operating temperature restrictions

NOTE: Applies to data center and non-data center environments.

<300 Å/month per ClassG1 as defined by ANSI/ISA71.04-1985.

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

5°C to 40°C at 5% to 85% RH with 29°C dew point.

NOTE: Outside the standard operating

temperature (10°C to 35°C), the system can

operate continuously down to 5°C or as high

as 40°C.

For temperatures between 35°C and 40°C, de-rate

maximum allowable temperature by 1°C per 175m

above 950 m (1°F per 319 ft).

–5°C to 45°C at 5% to 90% RH with 29°C dew

point.

NOTE: Outside the standard operating

temperature (10°C to 35°C), the system can

operate down to –5°C or up to 45°C for a

maximum of 1% of its annual operating hours.

For temperatures between 40°C and 45°C, de-rate

maximum allowable temperature by 1°C per 125 m

above 950 m (1°F per 228 ft).

•

Do not perform a cold startup below 5°C.

•

The operating temperature specified is for a

maximum altitude of 3050 m (10,000 ft).

•

Redundant power supplies are required.

•

Peripheral cards that are not Dell-qualified are

not supported.

•

Peripheral cards greater than 25 W are not

supported.

Technical Specifications