Huawei DBS3900 - Page 93

Figure 6-73 Installing power cables for the IBBS200D and cascaded IBBS200Ds
(1) Power supply
terminal for the
batteries
(2) Power distribution box
for the batteries
(3) Wiring terminal at the
top of the power
distribution box for the
batteries
(4) Wiring terminal at the
bottom of the power
distribution box for the
batteries
2. Install the power cable for the cascaded batteries if the configuration proportion of
APM30Hs and IBBS200Ds is 1:2. Respectively link the OT terminals on the red and black
wires at both ends of the power cable for the cascaded batteries to the RTN(+) and NEG
(-) wiring terminals near the BTA label at the bottom of the power distribution box in the
two IBBS200Ds, as shown in Figure 6-73.
Step 3 Install the power cables for the fan in the IBBS200D and cascaded fans in the IBBS200Ds.
1. Link the easy power receptacle (pressfit type) connector at one end of the power cable for
the fan in the IBBS200D to the DC output terminal labeled LOAD3 on the right of the EPS
subrack in the APM30H, and then link the OT terminals on the black and blue wires at the
other end to the RTN(+) and NEG(-) wiring terminals near the TEC/FAN label on the top
of the power distribution box in the IBBS200D under the APM30H, as shown in Figure
6-74.
DBS3900 (Ver.B)
Installation Guide
6 Outdoor Scenario with AC Power Supply (BBU Installed
in an APM30H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
80