Technical specifications
8.7 X-300M PoE technical specifications
SCALANCE X-300
194 Operating Instructions, 02/2012, A5E01113043-12
8.7.2 Connectors and electrical data
Table 8- 85 Connection for end devices or network components
Max. number 8 ports
Electrical 4 x RJ-45 jacks, MDI-X pinning,
10/100/1000 Mbps (half/full duplex)
power supply for connected devices (PDs) using
Power over Ethernet (PoE) according to
IEEE 802.3af / 802.3at (type 1)
Media module slots 2 x modular
(2 ports per slot)
Transmitter output (optical) and receiver input The values correspond to those of the permitted
MM900 media modules and SFP transceivers.
Table 8- 86 Electrical data I
Power supply 24 VDC (19.2 to 28.8 V)
Current consumption 2 A
Max. power consumption
(incl. PoE power supply of the connected PoE
devices (PDs))
48 W
Power loss at 24 VDC 17 W
Overcurrent protection of the power supply
Non-replaceable fuse
3 A / 32 V and
5 A / 125 V (PoE)
Redundant power supply unit No
Redundant power supply possible Yes
Table 8- 87 Electrical data: Signaling contact
Voltage via signaling contact 24 VDC
Switching capacity (resistive load) max. 100 mA
Table 8- 88 Plug-in terminal block for connectors of the power supply and signaling contact
Power supply 1 x 4-pin male connector
Signaling contact 1 x 2-pin male connector
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