Huawei E9000 - Page 90

– Do not connect multiple PSUs to one air switch.
– The breaking current for the air switch is 80 A (DC) or 16 A (AC).
– The cross-sectional area of an AC power cable is greater than or equal to 2.5 mm
2
(0.004 in.
2
).
– The cross-sectional area of a DC power cable is greater than or equal to 16 mm
2
(0.025 in.
2
).
2. Insert the power cables into the AC PSU sockets on the chassis.
Figure 3-48 Installing an AC power cable
Go to Step 3.6 after Step 3.2 is finished.
3. Remove the electrode protection cover of the DC PSU.
Figure 3-49 Removing the electrode protection cover
4. Connect the O type terminals of the negative electrode to the NEG(–) wiring terminal
of the DC PSU, and the O type terminals of the positive electrode to the RTN(+) wiring
terminal of the DC PSU. See (1) in Figure 3-50.
NO TICE
Do not reversely install the power cable.
E9000 Server
User Guide
3 Installing the E9000
Issue 25 (2019-11-30) Copyright © Huawei Technologies Co., Ltd. 80