Siemens SCALANCE XRH-300

Technical speci󹪝cations
Conformal-coated PCBs No
Design of the mounting bracket for four-point mounting
Dimensions (W x H x D) 43.6 x 43.6 x 18.3 mm (1 height unit)
Plate thickness 1.5 mm
Bending radii 1.5 mm
Surface of the housing Stainless steel X6CR17
Mean time between failure (MTBF)
MTBF (EN/IEC 61709; 40 °C) > 13.2 years
1)
Wiring rules
Note the wiring rules (Page 55).
2)
Ambient temperature with SFP
The maximum ambient temperature during operation depends on the operating elevation and
the installed plug-in transceivers, see also the section "SFP plug-in transceiver (Page 29)" in the
"Accessories" section.
3)
Restriction when operating with plug-in transceivers of this type
No more than two plug-in transceivers of this type may be used in each of the 4 x SFP as well as
8 x SFP+ slots.
4)
Derating
The derating values depend on the maximum ambient temperatures during operation up to
2000 m.
5)
Degree of protection
The IP20 degree of protection was not examined in the context of UL certi󹪝cation.
9.2.2 100 to 240 VAC / 110 to 250 VDC device version
The following technical speci󹪝cations apply to the 100 to 240 V AC / 110 to 250 V DC device
version of the SCALANCE XRM334 with 12 SFP/SFP+ slots.
Technical speci󹪝cations
Connection to Industrial Ethernet
Electrical connectors Quantity 20 2
Connector RJ45 jack RJ45 jack
Transmission speed 10 / 100 / 1000 Mbps 1 / 2.5 / 5 / 10 Gbps
Properties Half/full duplex, MDI‑X pinning
Slots for plug-in transceivers (SFP) Quantity 4
Connector SFP plug-in transceiver
Transmission speed 100 / 1000 Mbps
Technical speci󹪝cations
9.2 SCALANCE XRM334 with 12 SFP/SFP+ slots
SCALANCE XRH-300/XRM-300
90 Equipment Manual, 10/2022, C79000-G8976-C546-01