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6.2
Connectors and electrical data
Table 6- 5
Max. number
Electrical
Media module slots
Transmitter output (optical) and receiver input
Table 6- 6
Rated voltage
24 VDC
Table 6- 7
Current consumption
Max. power consumption
(incl. PoE power supply of the connected PoE
devices (PDs))
Power loss at 24 VDC
Overcurrent protection of the power supply
Non-replaceable fuse
Redundant power supply unit
Redundant power supply possible
Table 6- 8
Voltage via signaling contact
Switching capacity (resistive load)
Table 6- 9
Power supply
Signaling contact
SCALANCE X-300M PoE
Compact Operating Instructions, 05/2016, A5E02630810-09
Connection for end devices or network components
Electrical data: Power supply
Voltage range
19.2 VDC - 28.8 VDC
Electrical data: Power consumption and redundancy
Electrical data: Signaling contact
Plug-in terminal block for connectors of the power supply and signaling contact
6.2 Connectors and electrical data
8 ports
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)
2 x modular
(2 ports per slot)
The values correspond to those of the permitted
MM900 media modules and SFP transceivers.
Permitted voltage range
including total ripple
18.5 VDC - 30.2 VDC
2 A
48 W
17 W
3 A / 32 V and
5 A / 125 V (PoE)
No
Yes
24 VDC
max. 100 mA
1 x 4-pin male connector
1 x 2-pin male connector
Technical data
39
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