Siemens SCALANCE X-300 Series

Technical specifications
8.5 XR-300M EEC technical specifications
SCALANCE X-300
178 Operating Instructions, 10/2010, A5E01113043-10
8.5.4 Further properties of XR-300M EEC
Table 8- 83 Switching properties
Device:
SCALANCE
(Variant) Max. number of
learnable addresses
Aging time
in seconds
Switching
technique
Latency in
milliseconds
(1 x 24 V DC, cable outlet front) 8000 30 Store and
forward
5
(2 x 24 V DC, cable outlet front) 8000 30 Store and
forward
5
(1 x 230 V AC, cable outlet front) 8000 30 Store and
forward
5
(2 x 230 V AC, cable outlet front) 8000 30 Store and
forward
5
(1 x 24 V DC, cable outlet rear) 8000 30 Store and
forward
5
(2 x 24 V DC, cable outlet rear) 8000 30 Store and
forward
5
(1 x 230 V AC, cable outlet rear) 8000 30 Store and
forward
5
XR324-4M EEC
(2 x 230 V AC, cable outlet rear) 8000 30 Store and
forward
5
Table 8- 84 Redundancy reconfiguration times
Redundancy Reconfiguration times
HSR 300 ms
Standby link 300 ms
MRP 200 ms
Note
The IE Switches X-300 support full wire speed switching complying with IEEE 802.3 on all
ports.
The number of packets depends on the packet length according to the IEEE802.3 standard:
Table 8- 85 Full wire speed switching
Number of frames
at 100 Mbps at 1000 Mbps
at a frame length of (in bytes):
148810 1488095 64
84459 844595 128
45290 452899 256
23496 234962 512