Control Techniques DIN1220075A

Dinverter A User Guide
Issue code: d2au9
86
5 Press to clear the trip. The display will briefly show inh, then
rdY.
The Drive can now be re-started.
8.4 Trip codes
Internal trips
Display Trip
number
Condition Possible cause
UU
1 Insufficient voltage on
the DC bus
Low AC supply voltage
OU
2 Excessive voltage on the
DC bus
Excessive inertia in the machine
[0.04] Deceleration rate too low
OI
3 Excessive output
current
Insufficient ramp times
Short-circuit at the Drive output
Wait at least one second before resetting the
Drive to clear this trip.
PS
4 Internal power supply
has tripped
Internal short-circuit
If the trip persists, consult a Drive Centre.
Et
5 External trip Trip signal has been received at terminal B5
O.SP
6 Excessive motor speed Excessive motor speed (typically caused by the
mechanical load driving the motor)
It
7 Motor overloaded on
current × time
cL
8 Loss of current loop on
analog input 2 when
used as 4-to-20mA or
20-to-4mA
current-signal input
Input current is less than 3mA
Oh2
9 Excessive heatsink
temperature
Temperature exceeds 100°C (212°F)
EEF
10 Failure of the internal
EEPROM
Possible loss of parameter values
Corruption due to severe electrical noise
Try restoring default values, then re-enter the
values for the application. If the trip persists,
consult a Drive Centre.
th
11 Excessive motor
temperature (detected
by motor thermistor)