Electrical specifications, Lectrical, Pecifications – Foundry Networks LS 648 User Manual
Page 67

Hardware Specifications
September 2007
© 2007 Foundry Networks, Inc.
2 - 13
Mean Time Before Failure
Table 0.19 provides the intitial MTBF result for the RPS2-EIF (including the Power Supply Unit).
Electrical Specifications
This section lists the electrical specifications for the power supply.
Input specifications
Operating temperature
32
° to 110° F, 0° to 45° C
Operating relative
humidity
5 – 95%, non-condensing
Operating altitude
up to 6,600 feet above sea level
Storage temperature
-40
° to 158° F, -40° to +70° C
Storage altitude
up to 15,000 feet above sea level
Cooling
internal fan, 28 mm, 9500rpm
Table 0.19: Mean Time Before Failure Specifiations
Platform
Temperature
System Failure Rate
System MTBF
RPS2-EIF
25
° C (76.9° F)
7343.584745
136,173
50
° C (121.9° F)
17,129.130581
58,380
Table 0.20: Input Specifications for Power Supplies
Property
RPS2-EIF
Input voltage range
100 - 240 VAC
Input current
< 10 Amps
Inrush current
60 A
Table 0.18: Environmental Considerations for Power Supplies