Rear Panel of the BSC High-Power Distribution Box

The components on the rear panel of the BSC high-power distribution box are the power input terminal block, power output terminal block, port used to connect the power distribution box to a service subrack, and 2-hole grounding screw.

Figure 1 shows the rear panel of the BSC high-power distribution box.

Figure 1 Rear panel of the BSC high-power distribution box

(1) Power input terminal block (2) Power output terminal block
(3) Port used to connect the power distribution box to a service subrack (4) 2-hole grounding screw
NOTE:
  • Figure 1 shows the main ports related to the BSC.
  • On the power input terminal blocks of groups A and B, the wiring terminals for the -48 V power cable are labeled 3(-), 2(-), and 1(-), and the wiring terminals for the RTN power cable are labeled 3(+), 2(+), and 1(+).
  • On the power output terminal blocks of groups A and B, the wiring terminals for the -48 V power cable and RTN power cable are labeled NEG(-) and RTN(+) respectively .

Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.