Siemens SIMATIC NET RUGGEDCOM RS969 Installation Manual page 25

Installing the Device
2.4.2 Power Supply Wiring
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Figure 2.8
Dual AC/DC Power Supply Wiring (M23 Connector Only)
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Figure 2.9
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M23 Power Connector
Ground Bus
300 VDC Breaker
DC Power Source
DC Power Supply Wiring Example (M23 Connector)
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M23 Power Connector
Ground Bus
Line
250 VAC Breaker
Neutral
110/230 VAC Power Source (PS2)
110/230 VAC Power Source (PS1)
Safety
AC and AC Power Supply Wiring Example
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RUGGEDCOM RS969
Installation Manual, 01/2021, C79000-G8976-1038-03