Huawei SUN2000L Series User Manual page 96

SUN2000L-(4.125KTL, 4.95KTL)-JP
User Manual
Figure 7-30 Protection parameters
Table 7-2 Description of protection parameters
Parameter
Ins R protection threshold
(MΩ)
Phase protection point (º )
Level-1 OV protection
threshold (V)
Level-1 OV protection
duration (ms)
Level-1 UV protection
threshold (V)
Issue 03 (2018-04-11)
Description
To ensure device safety, the
SUN2000L detects the
insulation resistance of the
input side to the ground
when it starts a self-check. If
the detected value is less
than the preset value, the
SUN2000L does not start.
The Japanese standard
requires that during passive
islanding detection,
protection should be
triggered if an abrupt
voltage phase change is
detected.
Specifies the level-1
overvoltage protection
threshold.
Specifies the level-1
overvoltage protection
duration.
Specifies the level-1
undervoltage protection
threshold.
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7 Operations on the Local FusionHome App
Value Range
[0.02, 1.5]
[1, 15]
[0.5xVn, 0.75xVn]
[50, 7200000]
[0.075xVn, 0.5xVn]
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