7011 POWERstation and POWERserver 250 
 
Dimensions  Desktop  Deskside 
Height  84 mm  3.3 in.  432 mm  17 in. 
Width¹  406 mm  16 in.  216 mm  8.5 in. 
Depth  419 mm  16.5 in.  419 mm  16.5 in. 
              
Weight    
Minimum  9.0 kg 20 lbs. 
Maximum  11.5 kg 25 lbs. 
Electrical    
Power source loading  0.185 
(typical in kVA)    
Voltage range (V ac)  100 to 127 or 200 to 240 (autoranging) 
Frequency (hertz)  50 or 60 
Thermal output 
(typical) 
410 Btu/hr 
Power requirements 
(typical) 
120 watts 
Power factor  0.5 to 0.7 
Inrush current  50 amps at 120 V ac, 100 amps at 240 V ac 
Maximum altitude  2135 m (7000 ft.) 
Temperature 
Requirements
 
Operating
16 to 32°C
(60 to 90°F)
 
Non-Operating
10 to 43°C
(50 to 110°F)
 
Humidity 
Requirements 
Operating  Non-Operating 
(Noncondensing)  8 to 80%  8 to 80% 
Wet Bulb  23°C (73°F)  27°C (80°F) 
Noise Emissions²  Operating  Idle 
L
WAd 
5.2 bels  5.0 bels 
L
pAm 
41 dBA  40 dBA 
<L
pA
>
m 
39 dBA  38 dBA 
Impulsive or 
prominent discrete 
tones
 
No  No 
Clearances³  Front  Back  Left  Right 
Install/Air Flow
4,5 
35 mm(1.5 in)  51 mm(2 in)  25 mm(1 in)  25 mm(1 in) 
Service  466mm (18 in)  N/A  N/A  N/A 
Footprint
4 
Width  Depth 
Desktop  456mm(18 in)  508mm(20 in) 
Deskside  216mm(8.5 in)  508mm(20 in) 
1.    Deskside width measurement includes the optional vertical stand. 
2.    See “Noise Emission Notes” on page 336 for definitions of noise emissions positions. 
3.    Left and right measurements apply only when the Model 250 is used in the desktop position. 
4.    The amount of space needed by the unit during normal operation is indicated by on the footprint dimensions. 
5.    When placed in the vertical position, the Model 250 requires 25 mm (1 in) at the bottom and top for proper air 
flow. The necessary bottom clearance is provided by the optional vertical stand.
 
 
 
 
Chapter 2. Physical Characteristics of Systems  17