Power Supply Specifications; Environmental Specifications - Dell PowerEdge R520 Technical Manual

Table 24 lists power supply specifications for the PowerEdge R520.
Specification
Current
consumption
Supply
voltage
Frequency
Heat
dissipation
(BTU/hr max)
1
Auto-ranging
Table 25 details the environmental specifications for the R520. For the most up-to-date information,
Dell PowerEdge R520 Systems Owner's Manual
see the
Started Guide
on Support.Dell.com/Manuals. For additional information about environmental
measurements for specific system configurations, see www.dell.com/environmental_datasheets.
Temperature
Continuous 10°C to 35°C at 10% to 80% relative humidity (RH), with 29°C max dew point. De-rate
operation maximum allowable dry bulb temperature at 1°C per 300m above 900m (1°F per 550 ft).
When operating in the expanded temperature range, system performance may be
Expanded
impacted. When operating in the expanded temperature range, ambient temperature
operation
warnings may be reported on the LCD and in the System Event Log.
Up to 10% of annual operating hours: 5°C to 40°C at 5% to 85% RH with 23°C dew point.
For temperatures between 35°C and 40°C, de-rate maximum allowable dry bulb
temperature by 1°C per 175m above 950m (1°F per 319 ft).
Up to 1% of annual operating hours: –5°C to 45°C at 5% to 90% RH with 26°C dew point.
For temperatures between 40°C and 45°C, de-rate maximum allowable dry bulb
temperature by 1°C per 125m above 950m (1 °F per 228 ft).
Expanded operation restrictions:

System must have six fans

Processors not supported: 130W, 4-core processors, 135W processors, Intel Core
processors

Non-redundant power supplies not supported

Non Dell-qualified peripheral cards and/or cards greater than 25W are not supported
o
Storage –40 C to 65
Relative humidity
Operating 20% to 80% (noncondensing) at a maximum wet bulb temperature of 29°C (84.2°F)
Storage 5% to 95% at a maximum wet bulb temperature of 38°C (100.4°F)
495W AC 550W AC
6.5A–3A 7.4A–3.7A
100–240 100–240
1
VAC VAC
50/60Hz 50/60Hz
1908 2315
o o o
C (-40 F to 149 F) with a maximum temperature gradation of 20
750W AC
10A–5A
100–240
1 1
VAC
50/60Hz
2891
Dell PowerEdge R520 Getting
and the
1100W AC 1100W DC
12A–6.5A 32A (X2)
100–240
-48V to -60
1 VDC
VAC
50/60Hz N/A
4100 4416
o
C per hour