Huawei JUPITER-3000K-H1 Smart User Manual page 223

Transformer station
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JUPITER-(3000K, 6000K, 9000K)-H1 Smart
Transformer Station
User Manual
Figure 6-85 Positions of the mixed-flow fans
(1) Mixed-flow fan for LV PANEL B
Power-Off
1.
2.
3.
Procedure
Step 1 Remove the sealing plate from cabinet C.
Step 2 Remove the screws that secure the mixed-flow fan.
Step 3 Record the positions of cables connected to the mixed-flow fan and disconnect the
cables.
Step 4 Remove the old mixed-flow fan.
Issue 02 (2023-09-30)
Ensure that the inverter and PCS connected to the downstream port of the
MCCB are not energized (for example, shut down the inverter or PCS).
Turn off the ACB (1QA) of LV PANEL A or the ACB (2QA) of LV PANEL B.
Turn off the VCB in the MV room.
Copyright © Huawei Technologies Co., Ltd.
6 System Maintenance
(2) Mixed-flow fan for LV PANEL A
215

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