Goodrive20-EU Series VFD
Fault tracking
-103-
Item to be checked
Details
Check mode
Criterion
multimeters
Transformers
and reactors
Ensure there is no
abnormal vibration,
noise and smelling,
Hearing, smelling
and visual
examination
NA
Electromagnetic
contactor and
relay
Ensure whether there is
vibration noise in the
workrooms.
Hearing
NA
Ensure the contactor is
good enough.
Visual examination NA
Control
circuit
PCB and plugs
Ensure there are no
loose screws and
contactors.
Fasten up
NA
Ensure there is no
smelling and
color-changing.
Smelling and visual
examination
NA
Ensure there are no
crackles, damage
distortion and rust.
Visual examination NA
Ensure there is no
weeping and distortion
to the capacitors.
Visual examination
or estimate the
usage time
according to the
maintenance
information
NA
Cooling
system
Cooling fan
Estimate whether there
is abnormal noise and
vibration.
Hearing and Visual
examination or
rotate with hand
Stable rotation
Estimate there is no
losses screw.
Tighten up
NA
Ensure there is no
color-changing caused
by overheating.
Visual examination
or estimate the
usage time
according to the
maintenance
information
NA
Содержание Goodrive20-EU VFD Series
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