Siemens SCALANCE X-300 Series

Technical specifications
8.4 Technical specifications for X-300EEC
SCALANCE X-300
Operating Instructions, 10/2010, A5E01113043-10
171
8.4.3 X-300EEC cable lengths
The following values apply to all variants of the IE Switch X-300EEC.
Table 8- 62 Permitted cable lengths (copper - Fast Ethernet)
Cable type Accessory (connector, outlet, TP cord) Permitted cable lengths
IE TP torsion cable
 with IE FC RJ-45 Plug 180
 via IE Outlet RJ-45 + 10 m TP cord
 0...55 m
 via IE Outlet RJ-45:
– IE TP torsion cable: 0...45 m
– TP cord: 10 m
IE FC Marine Cable /
IE FC Trailing Cable /
IE FC Flexible Cable
 with IE FC RJ-45 Plug 180
 via IE Outlet RJ-45 + 10 m TP cord
 0...85 m
 via IE Outlet RJ-45:
– IE FC Cable: 0...75 m
– TP cord: 10 m
IE FC TP standard cable
 with IE FC RJ-45 Plug 180
 via IE FC Outlet RJ-45 + 10 m TP cord
 0...100 m
 via IE FC Outlet RJ-45:
– IE FC TP standard cable: 0...75 m
– TP cord: 10 m
Table 8- 63 Permitted cable lengths (copper - Gigabit Ethernet)
Cable type Accessory (connector, outlet, TP cord) Permitted cable lengths
IE FC Standard Cable,
4 x 2, AWG24 /
IE FC Flexible Cable,
4 x 2, AWG24
with IE FC RJ-45 Plug 180, 4 x 2 90 m
IE FC Standard Cable,
4 x 2, AWG22
via IE Outlet RJ-45 + 10m TP cord via IE Outlet RJ-45:
 IE FC standard cable: 60 m
 TP cord: 10 m
IE FC Flexible Cable,
4 x 2, AWG22
via IE Outlet RJ-45 + 10m TP cord via IE Outlet RJ-45:
 IE FC flexible cable: 90 m
 TP cord: 10 m
Table 8- 64 Permitted cable lengths (fiber-optic - Fast Ethernet)
Type fiber-optic cable (glass
fiber)
Permitted cable
length
Attenuation
62.5 / 125 μm or
50 / 125 μm
0...3 000 m max. ≤1 dB/km at 1 300 nm; 1 200 MHz x km;
9 dB max. permitted FO cable attenuation at 3 dB link power margin
8.4.4 Further properties of the X-300EEC
Table 8- 65 Switching properties of the SCALANCE X-300EEC (all variants)
Max. number of learnable
addresses
Aging time Switching technique Latency
8000 30 s Store and forward 5 μs