Installation Guide DLX seriesL00410622-01 43
Display Message Description Action
High frequency on output
side (W/A – E24)
he frequency of the utility
voltage is above the upper
limit
-
he inverter tries to restart when the
frequency is within the permissible
range
- Check that the country settings have
been successfully set in Setup > Grid
Setup
- If the failure persists, contact the
system installer
Low frequency on output
side (W/A – E25)
he frequency of the utility
voltage is below the lower
limit
-
he inverter tries to restart when the
frequency is within the permissible
range
- Check that the country settings have
been successfully set in Setup > Grid
Setup
- If the failure persists, contact the
system installer
High output DC current (W/A
– E26)
oo high proportion of DC
current in the grid feed
-
he inverter tries to restart when the
fault is cleared
- If the fault still occurs, contact your
distributor
Output current imbalance (W
– E27)
Imbalance in the output
current between the phases
(3 phase only)
*
Grid fault, still running (W –
E28)
Fault ride-through
*
VDR fault DC side (W – E29)
he varistors on the DC side
are damaged.
- Contact your distributor for new
parts
* Reserved for future use