6. Operation
6. Operation
.36.
.37.
See figure 6.29. If CT test pass but inverter still can't achieve export power
(power is not controllable or always 0 power output).
Please check installation location of the CT.
Inverter
CT
Input
L
N
L
N
Load
N
L
CT
Grid
CT
CT
√
×
×
6.5.11.2 Backflow Power
This submenu is used for set
allowed
power
that
inverter
can
generate
to
grid
.
->Set Backflow Power
Figure 6.
Set the
p
o
wer
30
backflow
Figure 6.31
YES=<ENT> NO=<ESC>
P_Backflow:-0001W
Press the UP/DOWN keys to set data.Press the ENTER key to set
backflow
power
Then press DOWN keys to move the cursor, press UP to change the number.
Press the ESC key to save the settings and return to the previous menu.
Figure 6.29 CT loction
6.5.11.3 Fail safe ON/OFF
Figure 6.32 Set the
Fail
Safe ON/OFF
YES=<ENT> NO=<ESC>
Fail
Safe Set:ON
Press the UP/DOWN keys to set ON/OFF.Press the ENTER key to set
d
one .
Press the ESC key to the previous menu.
This function is used to remind whether the fail safe function is ON or not.
The default setting is ON.
6.5.12 Restart
HMI
6.5.13 Debug Parameter
This function is used for manufacturer maintenance personnel only.
The
function
is
used
for
restart
the
HMI
.
This function is applicable by maintenance personnel only, wrong operation
will prevent the inverter from reaching maximum power.
6.5.15 Power
Parameter
The
screen
shows
:
Figure 6.33 Power Rate Limit
YES=<ENT> NO=<ESC>
Power
para
:
1
.
000
Press
the
Down
key
to
move
the
cursor
.
Press
the
Up
key
to
change
the
digit
.
Please
press
the
Enter
to
save
the
setting
and
press
the
ESC
key
to
return
to
the
previous
menu
.
This setting is used for grid operator, don't change setting under this manual.
This function is used for calibrate inverter output energy. It will not impact the energy count
for inverter with RGM.
6.5.14 DSP Update
The function is used for update the DSP
.
This function is applicable by maintenance personnel only, wrong operation
will prevent the inverter from reaching maximum power.
ON: When CT is disconnected, the inverter will stop generate power and LCD show
"Fail Safe"
OFF: When CT is disconnected, the inverter will be limited to the power at the time CT is
disconnected. If restart, inverter will not limit output power.