Astraada DRV-24 User Manual

Astraada DRV-24 frequency inverters Fault tracking
84
Checking part
Checking item
Checking
method
Criterion
Ensure there is no dust
and dirtiness
Visual
examination
NA
Note: if the
color of the
copper blocks
change, it does
not mean that
there is
something
wrong with the
features.
The lead of the
conductors
Ensure that there is no
distortion or
color-changing of the
conductors caused by
overheating.
Visual
examination
NA
Ensure that there are
no crackles or
color-changing of the
protective layers.
Visual
examination
NA
Terminals seat
Ensure that there is no
damage
Visual
examination
NA
Filter capacitors
Ensure that there is no
weeping,
color-changing,
crackles and cassis
expansion.
Visual
examination
NA
Ensure the safety valve
is in the right place.
Estimate the
usage time
according to the
maintenance or
measure the
static capacity.
NA
If necessary, measure
the static capacity.
Measure the
capacity by
instruments.
The static
capacity is
above or equal
to the original
value *0.85.
Resistors
Ensure whether there
is replacement and
splitting caused by
overheating.
Smelling and
visual
examination
NA
Ensure that there is no
offline.
Visual
examination or
remove one
ending to
coagulate or
measure with
The resistors
are in ±10% of
the standard
value.

Astraada DRV-24 Specifications

General

Brand	Astraada
Model	DRV-24
Category	Inverter
Language	English