Environmental Specifications - Nortel 1000 Description, Installation And Operation Manual

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Environmental specifications

Table 78
Media Card 32-port and ITG-Pentium 24-port trunk card temperature and humidity
specifications
Specification
Normal operation
Recommended
Relative humidity
Absolute (less than 72 hours)
Relative humidity
Rate of change
Temperature cycling
Storage
Recommended
Relative humidity
Temperature shock
In three minutes
In three minutes
553-3001-363 Standard 2.00
Appendix C: Environmental and electrical regulatory data
Table 78 lists measurements of performance under test conditions of
temperature and shock.
Minimum
°
15 C
10%
°
0 C
5%
Less than 1
°
0 C to 65
°
–50 C
0%
°
–50 C
°
70 C
September 2004
°
C per three minutes
° °
C, 1 C/min., three cycles
Maximum
°
30 C
55% (non-condensing)
°
45 C
95% (non-condensing)
°
+70 C
95% (non-condensing)
°
25 C
°
25 C