Dell PowerEdge R640 Environmental requirements

Last Updated : Dec 03, 2024 |

The tables in this section list the environmental requirements for the server.

Table 1: Temperature

Temperature

Specifications

Storage

–40°C to 65°C (–40°F to 149°F)

Continuous operation (for altitude less than 950 m or 3117 ft)

10°C to 35°C (50°F to 95°F) with no direct sunlight on the equipment.

Fresh air

For information about fresh air, see Expanded Operating Temperature at https://www.dell.com.

Maximum temperature gradient (operating and storage)

20°C/h (68°F/h)

Table 2: Relative humidity

Relative humidity

Specifications

Storage

5% to 95% RH with 33°C (91°F) maximum dew point. Atmosphere must be non-condensing at all times.

Operating

10% to 80% relative humidity with 29°C (84.2°F) maximum dew point.

Table 3: Maximum vibration

Maximum vibration

Specifications

Operating

0.26 G rms at 5 Hz to 350 Hz (all operation orientations).

Storage

1.88 G rms at 10 Hz to 500 Hz for 15 min (all six sides tested).

Table 4: Maximum shock

Maximum shock

Specifications

Operating

Six consecutively executed shock pulses in the positive and negative x, y, and z axes of 6 G for up to 11 ms.

Storage

Six consecutively executed shock pulses in the positive and negative x, y, and z axes (one pulse on each side of the system) of 71 G for up to 2 ms.

Table 5: Maximum altitude

Maximum altitude

Specifications

Operating

3048 m (10,000 ft)

Storage

12,000 m (39,370 ft)

Table 6: Operating temperature de-rating

Operating temperature de-rating

Specifications

Up to 35°C (95°F)

Maximum temperature is reduced by 1°C/300 m (1°F/547 ft) above 950 m (3,117 ft).

35°C to 40°C (95°F to 104°F)

Maximum temperature is reduced by 1°C/175 m (1°F/319 ft) above 950 m (3,117 ft).

40°C to 45°C (104°F to 113°F)

Maximum temperature is reduced by 1°C/125 m (1°F/228 ft) above 950 m (3,117 ft).