Goodwe HT Series User Manual

42
09 Maintenance
User Manual V1.1-2022-07-20
No. Fault Cause Solutions
6 Relay Fail
1. The relay is
abnormal or
short-circuited.
2. The control
circuit is
abnormal.
3. The AC cable
connection
is abnormal,
like a virtual
connection or
short circuit.
Disconnect the AC output switch and DC input
switch, then connect them 5 minutes later.
Contact the dealer or the after-sales service if the
problem persists.
7
BUS-start
Fail
1. The output
power of the PV
string is too low.
2. The control
circuit is
abnormal.
Disconnect the AC output switch and DC input
switch, then connect them 5 minutes later.
Contact the dealer or the after-sales service if the
problem persists.
8 OVGRFault
1. The output
voltage value of
the PV string is
lower than the
minimum DC
input voltage
value of the
inverter.
2. The control
circuit is
abnormal.
Disconnect the AC output switch and DC input
switch, then connect them 5 minutes later.
Contact the dealer or the after-sales service if the
problem persists.
9
Pv Reverse
Fault
The PV string
is connected
reversely.
Check whether the PVstrings is connected
reversely.
10
Night BUS
Fault
1. Utility grid power
fails.
2. The AC cable is
disconnected, or
the AC breaker is
o.
Disconnect the AC output switch and DC input
switch, then connect them 5 minutes later.
Contact the dealer or the after-sales service if the
problem persists.
11 CPLD Error
1. Temporary
abnormality
is caused by
environmental
factors.
2. Internal
components of
the inverter are
damaged.
Disconnect the AC output switch and DC input
switch, then connect them 5 minutes later.
Contact the dealer or the after-sales service if the
problem persists.

Goodwe HT Series Specifications

General

Brand	Goodwe
Model	HT Series
Category	Inverter
Language	English