Huawei SmartLogger2000 User Manual page 104

SmartLogger2000-(10-C, 11-C)
User Manual
No. Parameter Description
21 Upgrade Upgrade delay is
delay mainly used in the
upgrade scenarios
where the PV power
supply is
disconnected at night
due to no sunlight or
unstable at dawn or
dusk due to poor
sunlight.
22 String The SUN2000
monitor monitors PV strings in
real time. If any PV
string is abnormal
(such as the PV string
is shaded or the
energy yield
decreases), the
SUN2000 generates
an alarm to remind
maintenance
personnel to maintain
the PV string in a
timely manner.
Issue Draft A (2017-02-15)
Default
Unit
Value
N/A Enable
N/A Disable
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Copyright © Huawei Technologies Co., Ltd.
Value Range Remarks
 Disable  Only the 1100 V
and 1500 V
 Enable
SUN2000s
support this
parameter.
 After the
SUN2000
upgrade starts, if
Upgrade delay
is set to Enable,
the upgrade
package is
loaded first.
After the PV
power supply
recovers and the
activation
conditions are
met, the
SUN2000
automatically
activates the
upgrade.
 Disable If PV strings are
easily shaded, you
 Enable
are advised to set
String monitor to
Disable to prevent
false alarms.
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