Huawei SUN2000 User Manual

SUN2000-(3.8KTL-11.4KTL)-USL0
User Manual
8 System Maintenance
Issue 01 (2018-05-21)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
150
Alarm
ID
Alarm
Name
Alarm
Severity
Alarm
Action
Possible Cause
Suggestion
2068
Battery
Abnormal
Minor
Shutdown,
alarm
reporting, and
automatic
recovery after
the fault is
rectified
Cause ID = 1

The battery is faulty.

The battery
communication is
interrupted.

The battery switch
trips when the
SUN2000 is
running.
1. If the FAULT indicator
on the front of the
battery pack is ON or
flashing, contact your
installer.
2. Check that the
communications cable
and power cable
between the SUN2000
and the battery are
properly connected.
Check that the
communication
parameters are
consistent with the
RS485 configurations of
the SUN2000. Check
that the Auxiliary Power
switch on the battery is
set to ON.
3. Send a shutdown
command on the app.
Turn off the AC output
switch, DC input switch,
and battery switch in
order, and then turn on
the battery switch, AC
output switch, and DC
input switch in sequence
after 5 minutes.
4. If the alarm still exists,
contact your installer.
2077
Output
Overload
(needs to
be
manually
cleared)
Major
Shutdown,
alarm
reporting, and
automatic
recovery after
the fault is
rectified
Cause ID = 1–2
The output is
overloaded or
short-circuited.
1. Check whether the
device output is
short-circuited.
2. Check whether the
device load exceeds the
rated value.
2080
Abnormal
PV Module
Configurati
on
Major
Shutdown,
alarm
reporting
(reset alarm)
Cause ID = 1–4
PV module
configuration does not
meet requirements, or
the PV module output is
reversely connected or
short-circuited.
Check whether the total
number of PV modules,
number of PV modules in a
string, and number of PV
strings meet requirements
and whether the PV module
output is reversely

Huawei SUN2000 Specifications

General

Model	SUN2000
Efficiency	Up to 98.6%
MPPT	Yes
Max Input Voltage	1100V
Number of MPPTs	2
Operating Temperature	-25°C to +60°C
Protection Level	IP65
Communication	RS485
Nominal Output Voltage	230V/400V