Specifications

A
Specifications
31
Power consumption
Mean time between failures (MTBF)
•CalculationType:MTBF/FITrate
• Standard:Telcordi aStandardSR‐332Issue2
• Methods:MethodI,Ca seIII,QualityLevelII
ThecalculationresultsinTable12weregeneratedusingthereferencesandassumptions
listed.Thisspecificationanditsassociatedcalculationssupersedeallotherreleasedmean
timebetweenfailures(MTBF)andfailureintime(FIT)calculationswithearlierdates.The
reportedfailureratesdonotrepresentcatastr ophicfailure.
Fast transient/burst Operating EN 61000-4-4
0.5 kV, 5/50 ns, 5 kHz repetition frequency
DC power (host chassis), copper SFP interface. Objective to also
evaluate management FE and serial ports.
Performance criteria B
Surge voltages Operating EN 61000-4-5 (CWG - 1.2/50 µs or 8/20 µs)
Data ports (copper SFP interface. Objective to also evaluate
management FE and serial ports) -
1 kV.
DC power port (host chassis) - 0.5 kV
Performance criteria B
Conducted Operating EN 61000-4-6, 0.15 - 80 MHz, 3 vrms
0.01 - 30 MHz, GR 1089
DC power (host chassis), copper SFP interface. Objective to also
evaluate management FE and serial ports.
Performance criteria A
Magnetic field immunity Operating NEN 61000-4-8 — 50 Hz / 1 A/m
Performance criteria A
Immunity
Characteristic State Standard and criteria
Table 11. RTM power consumption
Product
Maximum power consumption
measured at 25°C
RTM with two optical SFP transceivers, using the onboard and AMC hard disk
drives, along with the hard disk drives on another RTM/CPM pair
16.2 W
Table 12. Reliability estimate data
MTBF at 35°C Failure rate (FIT) at 35°C
733,000 hours 1364 per 10
9
hours