H3C CR16000-M Installation Manual page 44

Connecting the DC power cord for a PSR2400-D power supply
IMPORTANT:
To meet the current requirements and match the terminals on the PSR2400-D power supplies, use
the power cords or lug terminals provided by H3C.
To connect a DC power cord to a PSR2400-D power supply:
1. As shown by callout 1 in Figure4-11, use a Phillips screwdriver to loosen the screw on the
terminal protection cover and then remove the protection cover from the power supply.
2. As shown by callout 2 in Figure4-11, use a Phillips screwdriver to loosen the screws on the
wiring terminals.
3. Connect the DC power cord to the power supply.
As shown by callout 3 in Figure4-11, connect the wire marked with – to the negative terminal

(–) on the power supply and fasten the screw.
As shown by callout 4 in Figure4-11, connect the wire marked with + to the positive terminal

(+) on the power supply and fasten the screw.
4. As shown by callout 5 in Figure4-11, place the protection cover over the wiring terminals and
fasten the screw.
Figure4-11 Connecting the power cord for a PSR2400-D power supply
5. Connect the end of the DC power cord to a DC power source, with the wire marked with –
connected to the terminal marked with –48V(–) and the wire marked with + connected to the
terminal marked with RTN (+).
To use a one-hole lug for a power wire, use a heat-shrink tubing to cover the joint between the lug
and the power wire and make sure the heat-shrink tubing wraps the root of the lug.
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