FusionModule1000A20 CT Solution
Maintenance Guide
5 Parts Replacement
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
59
5
Parts Replacement
5.1 Replacing Power Supply and Distribution System
Components
5.1.1 Replacing TP48400B Components
For details about how to replace components for the power supply and distribution system,
see the user manuals for the components.
During air conditioner parts replacement, the system may need to be powered off. Take
measures to prevent device overheating.
Table 5-1 lists the components that can be replaced for the power supply and distribution
system.
Table 5-1
Components that can be replaced for the power supply and distribution system
Device
Component Name
Reference Document
DC power system
(TP48400B)
Rectifier
TP48200B-N20B2 &
TP48200B-N20B3 &
TP48200B-L20B2 &
TP48400B-N20B3 &
TP48400B-L20B1
V500R002 User Manual
Monitoring module
SSU
AC SPD
Circuit breaker
User interface board
DC-DC converter panel
Battery temperature sensor