Goodrive300-LIFT series inverter Maintenance and hardware diagnosis
-109-
distortion or color-changing of
the conductors caused by
overheating.
Ensure that there are no
crackles or color-changing of
the protective layers.
Ensure that there is no
damage
Ensure that there is no
weeping, color-changing,
crackles and cassis
expansion.
Ensure the safety valve is in
the right place.
Estimate the usage
time according to the
maintenance or
measure the static
capacity.
If necessary, measure the
static capacity.
Measure the capacity
by instruments.
The static capacity
is above or equal to
the original value
*0.85.
Ensure whether there is
replacement and splitting
caused by overheating.
Smelling and visual
examination
Ensure that there is no offline.
Visual examination or
remove one ending to
coagulate or measure
with multimeters
The resistors are in
±10% of the
standard value.
Transform
ers
and
reactors
Ensure there is no abnormal
vibration, noise and smelling,
Hearing, smelling and
visual examination
Ensure there is no vibration or
noise in the workrooms.
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