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6 Routing Cables
6.3 Connecting Power Cables(RPS Power Supply)
NOTICE
Power off the central office (CO) RPS before connecting the RPS power cable, and power on the CO RPS after
•
cable connection.
After the external copper cable is routed from the RPS into the cabinet, connect the ground cable to the ground
•
bar of the cabinet.
After wiring, install the protective units and short-circuiting plugs on the exchange-side terminal blocks for
•
remote power supply (also called protective terminal blocks) and cable-side terminal blocks for remote power
supply (also called multiplexing terminal blocks). Otherwise, the cabinet cannot be powered on.
The exchange-side terminal blocks and cable-side terminal blocks described in this section are specially used for
•
remote power supply.
36
Shielded cable
ground point
(optional)
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