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Installing and Routing cables
3
Installing and Routing Power Cables － Upward Cabling (TN81PDU)
Do not install or demount the power cable while the power is on. To avoid personal injuries, turn off the power
before performing the operations.
The signal cable, power cable and fiber should be routed and bundled separately. Connect these cables in
sequence: PGND cable > BGND power cables > -48 V power cables.
When installing the PGND cable, connect the PGND cable to one grounding bolt on the cabinet and to the
grounding bar on the other side.
To office power supply (4×63A)
-48V power cable
PGND cable
10
BGND power cable
M8 grounding bolt
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