REFUSOL 20K-2T - Page 61

REFUsol 20K-2T (853P020.200)
User manual
- 56 -
minutes, then turn ON the “DC
switch”. Check whether the fault is
rectified. If no, please contact
technical support.
ID08
IslandFault
Islanding faulty
ID09
GridOVPInstant1
Grid
instantaneous
voltage too high 1
ID10
GridOVPInstant2
Grid
instantaneous
voltage too high 2
ID11
VGridLineFault
Grid Line voltage
Faulty
ID12
InvOVP
Inverter
overvolatge
ID17
HwADFaultIGrid
The grid current
sampling error
ID18
HwADFaultDCI
The DCI sampling
error
ID19
HwADFaultVGrid
(DC)
Grid voltage
sampling faulty
（DC side）
ID20
HwADFaultVGrid
(AC)
Grid voltage
sampling faulty
（AC side）
ID21
GFCIDeviceFault(
DC)
Current leakage
sampling（DC
side）
There are internal faults of inverter,
turn OFF the “DC switch”, wait for 5
minutes, then turn ON the “DC
switch”. Check whether the fault is
rectified. If no, please contact
technical support.
ID22
GFCIDeviceFault(
AC)
Current leakage
sampling（AC
side）
ID23
HwADFaultIdcBr
anch
Current Branch
sampling faulty
ID24
HwADFaultIdc
DC input current
sampling faulty
ID29
ConsistentFault_
GFCI
The GFCI
sampling value
between the
master DSP and
salve DSP is not