Huawei SUN2000-75KTL Series User Manual page 129

SUN2000-(75KTL, 100KTL, 110KTL, 125KTL) Series
User Manual
Alarm Alarm
ID Name
2067 Faulty
Power
Collector
2085 Built-in
PID
operatio
n
abnorm
al
Issue 11 (2021-11-10)
Alarm Possible Causes
Severit
y
Major Cause ID = 1
The power meter is disconnected.
Minor Cause ID = 1, 2
● The output resistance of PV
arrays to ground is low.
● The system insulation
resistance is low.
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance
Suggestions
1. Check whether the
configured power meter
model is the same as the
actual model.
2. Check whether the
communications
parameters of the power
meter are the same as the
RS485 configurations of
the solar inverter.
3. Check whether the power
meter is powered on and
whether the RS485
communications cable is
connected.
● Cause ID = 1
1. Turn off the AC output
switch and DC input
switch, wait for a period
of time (for details
about the wait time, see
the description on the
device safety warning
label), and then turn on
the DC input switch and
AC output switch.
2. If the alarm persists,
contact your dealer or
Huawei technical
support.
● Cause ID = 2
1. Check the impedance
between the PV array
output and the ground.
If a short circuit occurs
or the insulation is
insufficient, rectify the
fault.
2. If the alarm persists,
contact your dealer or
Huawei technical
support.
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