Qirod QD100 Series User Manual

106
e-23
Braking
resistance
overload

Improper
selection of
braking
resistance

Choose more
suitable braking
resistor for working
condition

Disable braking
resistor load protection
F527=2
e-24
Inverter
overheat
fault

Inverter’s
cooling fan does
not work.

Environment
temperature is
too high.

Certain
ventilation
opening is
blocked.

There is heat
source near the
inverter.

Reset the inverter’s
fault after cooling and
restart the inverter.

Expand the free
space around the
inverter; Remove all
heat sources near the
inverter to lower the
environment
temperature.
e-25
Motor PTC
overheatin
g fault

External PTC
embedded in the
motor winding
indicates
existence of
motor
overheating.

Correct motor
overheating.

Check whether PTC
is working properly.

Check logic input
functions 27 and 28.
Code of
fault
Type of fault
Possible cause
Measures
(troubleshooting)

Qirod QD100 Series Specifications

General

Brand	Qirod
Model	QD100 Series
Category	DC Drives
Language	English