Parameter
Description
Value Range
Working mode
For details, see the description
on the app screen.
● Maximum self-
consumption
● Time-of-use
● Fully fed to grid
Maximum charge
power (kW)
Retain this parameter to the
maximum charge power.
Additional configuration is not
required.
● Charge: [0,
Maximum charge
power]
Maximum discharge
power (kW)
Retain this parameter to the
maximum discharge power.
Additional configuration is not
required.
● Discharge: [0,
Maximum
discharge power]
End-of-charge SOC
(%)
Set the charge cutoff capacity.
90%–100%
End-of-discharge
SOC (%)
Set the discharge cutoff
capacity.
0%–20% (When no PV
module is configured
or the PV modules
have no voltage for 24
hours, the minimum
value is 15%.)
Charge from grid
If Charge from grid function is
disabled by default, comply
with the grid charge
requirements stipulated in local
laws and regulations when this
function is enabled.
● Disable
● Enable
Grid charge cutoff
SOC
Set the grid charge cutoff SOC.
[20%, 100%]
7.2.2 AFCI
Function
If PV modules or cables are not properly connected or damaged, electric arcs may
occur, which may cause fire. Huawei SUN2000s provide unique arc detection in
compliance with UL 1699B-2018 to ensure the safety of users' lives and property.
This function is enabled by default. The SUN2000 automatically detects arc faults.
To disable this function, log in to the FusionSolar app, enter the Device
Commissioning screen, choose Settings > Feature parameters, and disable AFCI.
Clearing Alarms
The AFCI function involves the DC arc fault alarm.
SUN2000-(3KTL-10KTL)-M1
User Manual
7 Man-Machine Interaction
Issue 02 (2020-11-20)
Copyright © Huawei Technologies Co., Ltd.
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