Siemens RUGGEDCOM RSG909R, Руководство по установке

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Installing the Device
2.5 Connecting Power
2.5 Connecting Power
The RUGGEDCOM RSG909R features two input terminals that allow the device to be
powered by:
• Up to one independent AC and one independent DC power source
• Two independent DC power sources
IMPORTANT
• For 110/230 VAC rated equipment, an appropriately rated AC circuit breaker
must be installed.
• For 125/250 VDC rated equipment, an appropriately rated DC circuit breaker
must be installed.
• Use minimum #16 gage copper wiring when connecting terminal blocks.
• Equipment must be installed according to applicable local wiring codes and
standards.
2.5.1 Connecting AC or DC Power
To connect a single high AC, high DC or low DC power supply to the device, do the
following:
Note
For examples of the supported wiring configurations, refer to "Wiring Examples (Page
15)" .
Note
This device is intended to be connected to two independent power sources.
WARNING
Electrocution hazard – risk of personal injury
When only one AC power source is connected to the device, the secondary power
terminals are energized. To prevent contact with the terminals and avoid an electri-
cal shock, do the following when one AC power source is connected to the device:
• Make sure a terminal block is installed in the unused port and that any wires
from the secondary terminal block are properly terminated
• Make sure the first power source is off before connecting (or disconnecting) a
second power source
1. If connecting a secondary power source, make sure the power source currrently
connected to the device is disabled (e.g. the AC power cable is unplugged from
the wall receptacle).
RUGGEDCOM RSG909R
Installation Manual, 02/2020, C79000-G8976-1388-09
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