User's Manual
must be connected to the correct port on a DC power supply device
otherwise, the ZXSDR R8881 S4200 may be damaged.
4.2.2ConnectingtheGroundingWire
1. Connect one end of the grounding wire to the GND port at the bottom of the ZXSDR
R8881 S4200.
2. Connect the other end of the grounding wire to the nearest outdoor grounding busbar.
Note: When you connect cables, you should connect the grounding wire first and the power
cablelast.Andwhenyoudisconnectcables,youshoulddisconnectthepowercablefirstandthe
groundingwirelast.
3. If the ODCPD1 is used, use one grounding wire to connect the GND port of
ZXSDR R8881 S4200 to the grounding point of the ODCPD1, and then use
another grounding wire to connect the grounding point of the ODCPD1/PIMAC to the
nearest outdoor grounding busbar.