Siemens SCALANCE X308-2 User Manual

Technical specifications
8.9 MM900 technical specifications
SCALANCE X-300
214 Operating Instructions, 05/2016, A5E01113043-20
GI-PCF
For segment lengths longer than 100 m, you can use GI-PCF cables. Note the information of
the manufacturer.
8.9.4
Other properties
Table 8- 132 Mean time between failure (MTBF)
Device version (power supply)
MTBF
1)
MM992-2CUC,
MM992-2CUC (C),
MM992-2CU,
MM992-2M12 (C)
> 250 years
MM991-2P
> 230 years
MM992-2VD
> 200 years
MM991-2,
MM991-2 (SC)
> 140 years
MM991-2FM
MM992-2 (C)
> 135 years
MM991-2LD,
MM991-2LD (SC),
MM992-2LD
> 115 years
MM991-2LH+,
MM992-2LH.
MM992-2LH+
> 105 years
MM992-2ELH
> 95 years
MM992-2SFP
2)
> 250 years
3)
1)
These values apply at 40 °C
2)
You will find further information in the compact operating instructions "Transceiver SFP/SFP+".
3)
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Siemens SCALANCE X308-2 Specifications

General

Brand	Siemens
Model	SCALANCE X308-2
Category	Switch
Language	English