SMC Networks LECSB2-T Series User Manual

8. TROUBLESHOOTING
8 - 36
Alarm No.: 45
Name: Main circuit device overheat
Alarm content
・
Inside of the driver overheated.
Detail
No.
Detail name
Cause
Check method
Check result
Action
45.1
Main circuit
device overheat
error 1
(1)
Ambient temperature
has exceeded 55 ℃..
Check the ambient
temperature.
It is over 55
℃
.
Lower the ambient
temperature.
It is less than 55
℃
.
Check (2).
(2)
The close mounting is
out of specifications.
Check the
specifications
of close mounting.
It is out of
specifications.
Use within the range of
specifications.
It is within
specifications.
Check (3).
(3)
Turning on and off were
repeated under the
overload status.
Check if the overload
status occurred many
times.
It occurred.
Check operation pattern.
It did not occur.
Check (4).
(4)
A cooling fan, heat sink,
or openings is clogged
with foreign matter.
Clean the cooling fan,
heat sink, or openings,
and then check the
repeatability.
It is not repeatable.
Clean it periodically.
It is repeatable.
Check (5).
(5)
The driver is
malfunctioning.
Replace the driver, and
then check
the repeatability.
It is not repeatable.
Replace the driver.
45.2
Main circuit
device overheat
error 2
(1)
Check it with the check method for [AL. 45.1].

SMC Networks LECSB2-T Series Specifications

General

Brand	SMC Networks
Model	LECSB2-T Series
Category	DC Drives
Language	English