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9.5
Mechanical stability (in operation)
The devices listed in the scope of validity meet the following requirements for mechanical
stability during operation:
IEC 60068-2-27 shock
•
•
9.6
Cable lengths
The cable lengths listed below apply to the devices named in the scope of validity:
Cable
IE TP torsion cable
with IE FC Outlet RJ-45 + 10 m TP cord
IE TP torsion cable
with IE FC RJ-45 Plug 180
IE FC TP Marine / Trailing / Flexible cable
with IE FC Outlet RJ-45 + 10 m TP cord
IE FC TP Marine / Trailing / Flexible cable
with IE FC RJ-45 Plug 180
IE FC TP standard cable
with IE FC Outlet RJ-45 + 10 m TP cord
IE FC TP standard cable
with IE FC RJ-45 Plug 180
9.7
Switching properties
The switching characteristics listed below apply to the devices named in the scope of validity.
Switching properties
Aging time
Maximum frame size
Max. number of learnable address‐
es
Response to LLDP frames
Response to spanning tree BPDU
frames
CoS acc. to IEEE 802.1Q
QoS priority queues
Switching technique
Latency
SCALANCE XCH-300/XCM-300
Equipment Manual, 10/2022, C79000-G8976-C585-02
15 g, 11 ms duration
6 shocks per axis
Can be configured (default value: 30 seconds)
2048
16382
Blocking
Forwarding
Yes
8
Store and forward
10 microseconds
IEC 60068-2-6 vibration
•
10 - 58 Hz: 0.075 mm
•
85 - 150 Hz: 1 g
•
1 octave/min, 20 sweeps
Permitted cable length
0 to 45 m
+ 10 m TP cord
0 to 55 m
0 to 75 m
+ 10 m TP cord
0 to 85 m
0 to 90 m
+ 10 m TP cord
0 to 100 m
Technical specifications
9.7 Switching properties
89
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