Huawei FusionPower6000 Maintenance Manual page 37

FusionPower6000
Maintenance Guide
Item Method
UPS Check the cables
and terminals.
Check the cables
and switch
through-current
capacity.
Maintenanc Check the copper
e bypass bars.
cabinet
Check the
switches.
Feeder Check the
cabinet switches.
The following describes the method for copper bar maintenance if copper bar
connections are loose and bolts need to be tightened.
Issue 02 (2022-07-18)
Expected Result
The insulation layers of cables
are intact and terminals are
free from black marks and
noticeable sparks.
Switches and cables meet load
requirements. The actual
through-current capacity of
cables is greater than the
switch specifications.
There is no obvious crack,
bulge, or large-area wrinkle on
the heat shrink tubing.
There is no rust or green sign
on the copper bars.
Copper bar joints are not loose.
The secondary circuit terminal
is not loose.
The MCCB output module is
not loose or cracked.
The secondary circuit terminal
is not loose.
Copyright © Huawei Digital Power Technologies Co., Ltd.
4 Routine Maintenance
Troubleshooting
● Replace the cables
(system power-off
required).
● Secure all output
terminals (system power-
off required).
● Replace the switches
(system power-off
required).
● Replace the cables
(system power-off
required).
Contact technical support.
Gently polish with
sandpaper until the copper
bar surface is smooth
(system power-off required).
Tighten loose bolts
according to the torque
requirements (system
power-off required)
Crimp the secondary circuit
terminals again (system
power-off required).
Contact technical support.
Crimp the secondary circuit
terminals again (system
power-off required).
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