Siemens SCALANCE XR-300M PoE Series, Краткое руководство по эксплуатации

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8.2 Connectors and electrical data
Table 8-5 Connection for end devices or network components
Max. number 24 ports
Electrical Port 1 to 8
8 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)
Port 9 to 16:
8 x RJ‑45 jacks with MDI‑X assignment
10/100/1000 Mbps (half / full duplex)
Media module slots 4 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.
Diagnostics port RJ-11 jack
Table 8-6 Electrical data: Power supply
Device version
(power supply) Redundant
power supply unit Redundant power
supply possible Power supply
24 VDC No Yes Rated voltage 24 VDC
Voltage range 19.2 VDC - 28.8 VDC
Permitted voltage
range incl. total rip‐
ple 18.5 VDC - 30.2 VDC
100 to 240 VAC No No 100 to 240 VAC
(85 to 264 V)
Table 8-7 Electrical data: Current consumption and power loss
Device version
(power supply) Current consumption Effective power loss Max. power consumption 1)
24 VDC 4.2 A 46 W 100 W
100 to 240 VAC 1.3 ... 0.7 A 42 W 96 W
1)
incl. PoE power supply of the connected PoE devices (PDs)
Table 8-8 Electrical data: Overcurrent protection
Device version
(power supply) Overcurrent protection of the power supply
Non-replaceable fuse
24 VDC T 5 A / 250 V
100 to 240 VAC T 2 A / 500 V
Technical specifications
8.2 Connectors and electrical data
SCALANCE XR-300M PoE
Compact Operating Instructions, 03/2022, A5E02661178-15
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