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User’s Manual of WGSW-24040 / WGSW-24040R
SGSW-24040 / SGSW-24040R
31
2.2.4 Connecting DC Power Supply – WGSW-24040R / SGSW-24040R
The WGSW-24040R and SGSW-24040R support -48VDC power input, connect the power cable to the switch at the input
terminal block.
1. The size of the two screws in the terminal block is M3.5.
2. The terminals are marked “-48V”, “FG“.
3. Loosen the two screws so you can slide the DC cable beneath it. Insert the DC cable into the connector first, and screw it
down tight.
4. Connect the power cable to the DC power supply. After power up or reset, the Managed Switch performs a cold start
procedure.
Figure 2-15 -48VDC connector
Warning:
Before connect the DC power cable to the input terminal block of Managed Switch, ensure that the
power switch in the “OFF” position and the DC power is OFF