ABB 500NMD20 - Front View and Connectors 500 NMD20; Device Data 500 NMD20

Compact device 500NMD20 Device description
4.4.2 Front view and connectors 500NMD20
Figure 17: Front view of the
Ethernet DSL switch 500NMD20
Figure 18: Connector plan of the
Ethernet DSL switch 500NMD20
Connectors Type
Port1 - Port4 "Ethernet interfaces (Port1 - Port4)",
page 30
Con0 "Serial Interfaces (Con0 - Con1)", page 33
Con1 "Serial Interfaces (Con0 - Con1)", page 33
EXT "Extension interface (EXT)", page 36
SFP Fo1 "SFP Interfaces (Fo1 - Fo2)", page 31
SFP Fo2 "SFP Interfaces (Fo1 - Fo2)", page 31
X1 "Power connector (X1)", page 34
X2 "Alarm-Relay (X2)", page 35
Table 9: Interfaces 500NMD20
4.4.3 Device data 500NMD20
The interface data can be found in Chapter 4.7, "Connections"
Mechanical layout
Dimensions 99 x 68 x 115 mm (H x W x D)
Mounting 35 mm DIN-rail
Cooling thermal convection (no moving parts)
Weight 325 g
Mean time between failure (MTBF)
Calculation according to MIL-Handbook-217F 125 years @ 40 °C
Power supply input (X1)
Operating voltage 24... 60 V DC -20%... +20%
Power consumption (typical) 6 W (all ports active)
Current demand (peak) 540 mA @ 24 V / 220 mA @ 60 V
26 1KGT150966 V0001