Siemens SCALANCE X-300

Technical specifications
8.9 XR-300M PoE technical specifications
SCALANCE X-300
196 Operating Instructions, 10/2010, A5E01113043-10
Operating temperature with the following media
modules:
MM992-2CUC
MM992-2CU
MM991-2
MM991-2LD
MM991-2 (SC)
MM991-2LD (SC)
MM992-2
MM992-2LD
 Installed horizontally:
-40 °C to +60 °C
 Installed vertically:
-40 °C to +50 °C
Operating temperature with the following media
modules:
MM991-2LH+ (SC)
MM992-2LH
MM992-2LH+
MM991-2ELH
When installed horizontally or vertically:
-40 °C to +50 °C
Maximum relative humidity in operation at 25 °C < 95 % no condensation
Operating altitude above sea level depending on
ambient temperature
 2000 m at max. 56 °C
 3000 m at max. 50 °C
*
)
When SFPs are inserted, only horizontal installation is permitted.
**
)
Only hardware product version 02 of the media modules is approved.
The hardware product version is shown on the product. You can also read out this information from
the device with the WBM or the CLI.
For information on mechanical stability, refer to section “XR-300M PoE mechanical stability
in operation”.
8.9.2 Connectors and electrical data
Connectors and electrical data
Electrical data
Power supply
 24 V DC (19.2 to 28.8 V)
or
 230 V AC (100 to 240 V)
Current consumption
 24 V DC device variant
 230 V AC device variant
 4.2 A
 1 to 0.45 A (100 to 240 V)
Max. power consumption
(including PoE power supply of the
connected PoE devices (PDs))
100 W
Effective power loss 46 W
Overcurrent protection of the power
supply
Non-replaceable fuse
 24 V DC device variant: T 5 A / 250 V
 230 V AC device variant: T 2 A / 500 V